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47 Best trailer hitch lock in 2021: According to Experts.

You could get any random trailer hitch lock, but if you’re looking for expert advice on choosing the best one for your needs then you’ve arrived at the right place.

It doesn’t matter what your trailer hitch lock needs are or what your budget is, because I’ve done an in-depth analysis to include the best-rated options suitable for diversified usage needs and different budget ranges.

To make this list, I’ve spent 56 hours researching trailer hitch lock from the best brands such as: Proven Industries, Thule, Proven Locks.

Note: Make sure that option you’re choosing has all the features you need. Afterall, is there any point in purchasing something that’s not usable?

47 Best trailer hitch lock in 2021: After 56 Hours of Research

To make this list an unbiased resource for choosing the best trailer hitch lock, I contacted 32 experts and discussed various aspects to consider. After a huge discussion, I went across customer reviews, researched the reputed brands, and a lot of other things. Because my aim is to recommend products that are highly value for your money.

1. Master Lock – Universal Size Fits 1-7/8″, 2″, and 2-5/16″ Couplers – Trailer Locks #389DAT -Automotive

By Master Lock

  • Advanced locking mechanism resists picking and prying.
  • We can NOT key two (2) of these locks the same
  • This lock protects unattended trailers and guards against tow-away theft
  • The only difference between this one (389DAT) and the 379KA is the color.
  • The similar 379KA coupler locks are available keyed alike
  • The bright red finish discourages thiefs from messing with your trailer.
  • Universal coupler lock fits virtually all 1-7/8″, 2″, and 2-5/16″ trailer couplers.
  • Simple installation and removal.
  • Resists rust and corrosion

2. REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel -Automotive

By Reese

  • DIMENSIONS: 9” x 9” x 3”
  • Guards against truck or trailer towaway theft in storage.
  • Distance between lock shackle holes center to center is 4-1/2 inch
  • UNIVERSAL FIT: Ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers.
  • SECURE PROTECTION: Easy-to-install lock resists picking, prying and drill outs
  • BUILT TO LAST: The REESE Towpower Universal Coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar
  • DETERS THEFT: Bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers.

3. Master Lock 379ATPY Universal Trailer Hitch Lock , Black -Automotive

By Master Lock

  • (59mm) trailer couplers
  • (48mm), 2 in
  • Trailer hitch lock is constructed from zinc to resist rust and corrosion
  • Trailer lock is best used for vehicles, trailers, and RVs
  • Includes one trailer coupler lock, two keys
  • (51mm) and most 2-5/16 in
  • Trailer coupler lock features advanced locking mechanism to resist picking and prying
  • Trailer hitch lock fits 1-7/8 in

4. AMPLOCK U-BRP2516 RV/Trailer Coupler Lock (fits 2 5/16 inches Coupler) -Automotive

By AMPLOCK

  • Easy to use with AMPLOCK’s push and lock system
  • The strongest lock to secure your trailer or caravan (RV) made with high quality materials and control and identification key system
  • Molded to fit the specific shape of your trailer or Caravan (RV) 2 5/16 inches coupler when unhitched
  • Materials used by AMPLOCK provide good rust resistance for use in all climates

5. Reese Towpower 7088300 Heavy Duty Coupler Lock, Black -Automotive

By Reese

  • Bright theft deterrent silver
  • Two theft proof square keys are included
  • Ratchet design with eleven locking positions
  • Secures trailer when not being towed
  • Universal, fits all couplers
  • Fits 1-7/8, 2 and 2-5/16 inch trailers

6. Trimax UMAX50D Universal Dual Purpose Trailer Coupler and U-Lock -Automotive

By Trimax

  • Dual ratchet lock System
  • One size fits all (from 1-7/8″, 2″, to 2-5/15″, all coupler types)
  • Rust proof hammer tone epoxy finish
  • Fit Type: Universal Fit
  • New design can be used as a Universal Coupler Lock or U-Lock
  • Key hole cover keeps out dirt

7. CURT 23518 Black Trailer Hitch Lock, 5/8-Inch Pin Diameter, Fits 2-Inch Receiver -Automotive

By CURT

  • WATERTIGHT
  • Receiver Tube Size: 2 IN | Pin Diameter: .625
  • The internal components of this hitch lock can easily be protected from the elements with the included watertight dust cap, while the entire hitch lock is shielded against corrosion with a durable powder coat finish
  • TWO KEYS INCLUDED
  • The barbell-style locking hitch pin promotes an impenetrable appearance to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed
  • Material-Carbon Steel
  • You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access
  • To protect your trailer and trailer hitch ball mount from theft, this locking hitch pin is made with high-strength steel construction
  • VERSATILE
  • For your convenience, two keys are included with this trailer hitch lock
  • With a 5/8-inch diameter pin and 2.85 inches of usable pin length, this receiver hitch lock fits virtually any 2-inch x 2-inch hitch receiver with a 5/8-inch hole (not compatible with double-walled receiver tubes)
  • DEPENDABLE SECURITY
  • EASY TO OPERATE

8. Gooseneck ROUND TUBE Lock includes Trimax puck lock – BOLT CUTTER PROOF!!! -Hitch Locks

By Ft. Knox Locks

  • Bolt Cutter Proof
  • Bright yellow powder coat finish
  • High security Trimax Puck lock
  • All welded steel construction
  • Ultra High Security and fits most gooseneck couplers including Bulldog BX1

9. Reese Towpower 7014700 Tow ‘N Store Lock Kit, Yellow -Automotive

By Reese

  • Includes swiveling clip
  • Lockable offering extra safety
  • Easy to install
  • Designed to provide excellent towing
  • Includes swiveling clip

10. OKLEAD Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel fits 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers Yellow -Automotive

By OKLEAD

  • Sturdy& Durability: The Universal Coupler lock is a premium lock constructed with an aluminum body, heavy-duty steel lock bar and brass lock cylinder.
  • Security devices-secure your trailer truck, yellow color makes it easy to see, deter a thief.
  • 30 Days Free Return.
  • Easy to Use: Easy-to-install lock in seconds, resists picking, prying and drill outs
  • Package Including: 1x Trailer Hitch Lock Body& 2x Cross Keys
  • Guarantee: Any issues with our coupler lock, Don’t be hesitated to contact us, we will give you a replacement or refund until you satisfy
  • Universal Fit: Ratchet design is adjustable with 11 locking positions and fits 1-⅞” (48mm), 2” (51mm), and 2-5/16” (59mm) couplers.

11. InSite Solutions Equipment Lock BRHL – Steel Ball and Ring Hitch Lock – Durable, Secure Trailer Hitch Lock – Trailer Accessories – Electro-Plated and Powder Coated Finish – Red -Hitch Locks

By InSite Solutions

  • KEY SYSTEM: Barrel key lock for greater protection: Includes 2 tubular lock keys
  • UNIVERSAL FIT TRAILER LOCKS: Universal for any size ball: 1-7/8″, 2″, 2-5/16″ or ring/pintle type hitch: Built with 3/8″ plate steel
  • HIGH QUALITY BALL HITCH LOCK: High security lock, made with quality material: Electro-plated and power coated finish to ensure no rust
  • EASY INSTALLATION: Easy to follow instructions to ensure maximum protection for your trailer to moving equipment
  • DURABLE, TOUGH TRAILER LOCK: Locks for any ball and ring type trailer hitch: BRHL universal theft protection locks for earth moving equipment and trailers

12. Blaylock American Metal TL-33 Coupler Lock -Automotive

By Blaylock American Metal

  • Features a custom fit 3 pin placement for easy fit
  • Intended for commercial and recreational use
  • Fits over 2″ to 2-5/16″ couplers
  • Fits over 30 different coupler styles and brands
  • Compatible Brands: Buyer’s, Atwood, Fulton, U-Haul, Pro-Series, Titan, Demco and more

13. AMPLOCK U-BRP2 Boat Trailer, Trailer and RV Coupler Lock fits Specific 2 inches Coupler -Automotive

By AMPLOCK

  • Easy to use with AMPLOCK’s push and lock system
  • Materials used by AMPLOCK provide good rust resistance for use in all climates
  • Molded to fit the specific shape of your boat trailer, trailer or Caravan (RV) 2 inches when unhitched; validate your measure and coupler with photos provided.
  • The strongest lock to secure your boat trailer, trailer or caravan (RV) made with high quality materials and control and identification key system

14. Trimax UMAX100 Premium Universal Dual Purpose Coupler Lock , Black -Automotive

By Trimax

  • Attractive ballistic grade nylon housing absorbs hammer blows and protects against weather
  • Made in China
  • Rugged and durable, the key will not bend or break.
  • Type A key which is a spring loaded, 7 pin, high security key
  • Resists attempted drill outs
  • Perfect for outdoor and even indoor use
  • Key hole cover slides up to seal out dirt and grime
  • One size fits all (from 1-7/8″, 2″, to 2-5/16″, all coupler types)
  • Weighs 6 pounds
  • Crafted from the highest quality material

15. Proven Industries Lock Model #2516-J|JAYCO Trailer Coupler Lock | Trailer Hitch Lock WILL ONLY FIT 2-5/16″ Coupler SHOWN IN PICTURE |TO AVOID DELAY PLEASE CONTACT SELLER IF UNSURE WHICH LOCK YOU NEED! -Automotive

By Proven Industries, Inc

  • ️Easy Installation and Secures your Safety Chains!
  • ️100% Made in the USA!
  • ️Ultimate Protection Against Theft – Bolt Cutter Proof
  • ️ 1/4″ All Steel Construction – Black Powder Coat Finish
  • ️CHECK PHOTO INDEX for coupler FITTING! WE HAVE NUMEROUS LOCKS TO ACCOMMODATE DIFFERENT COUPLERS

16. All New-Proven Industries Lock Model 2516 | RV/Trailer Coupler Lock |Will ONLY FIT 2-5/16″ Couplers Shown in Picture|to Avoid DELAY Please Contact Seller IF Unsure WHICH Lock You Need! (Black) -Automotive

By Proven Locks

  • ️Easy Installation and Secures your Safety Chains!
  • ️ 1/4″ All Steel Construction – Black Powder Coat Finish
  • ️CHECK PHOTO INDEX for coupler FITTING! WE HAVE NUMEROUS LOCKS TO ACCOMMODATE DIFFERENT COUPLERS
  • ️100% Made in the USA!
  • ️Ultimate Protection Against Theft – Bolt Cutter Proof

17. ALARMED STAINLESS STEEL TRAILER COUPLER HITCH LOCK LOUD ALARMS 120dB ALARM TRAVEL CAMP GROUND CAMPING HORSE SHOWS BOAT MARINA DUMP TRAILERS STORAGE RV PARK LOCKING HITCHES CURT DEMCO ATWOOD STOP THEFT -Automotive

By EAGLE SKULL

  • 120dB Alarmed Ear Piercing , a bump/hit will warn you , two bumps will set the Alarms off , can hear 300 ft away , Alarm is LOUD
  • Fits Many Hitches Couplers shown Demco Atwood Motomaster Curt & others Horse Trailer Farm Agriculture Farming Hay Grain Equipment Lawn Care mower toro Hauling Mowers Concrete carpenter Home Building Supplies Construction Site Dump Boat Trailers Marina Marine boating lake River PWC Pontoon Jet Ski Wake Board Wakeboard Bass Fishing , ATV UTV All Terrain Vehicle Side By Sides four wheeler polaris utility vehicles Off Road Dirt Bikes MX Moto Cross Motorcycle harley Cargo Bikers Haul HD Davidson Road
  • I set Out to have the best trailer lock money can buy , sure you can buy cheap , But truly you get what you pay for
  • Full body of Trailer lock is made of 304 stainless steel , the whole lock is stainless
  • Excellent Quality , The best Lock For Boat Travel Camper Horse Trailers Rv Hitch Coupler locks

18. Rhino USA Trailer Hitch Lock – Patent 5/8″ Locking Receiver Pin for Class III IV Hitches – Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection – Used to Tow Truck, Boat, Bike -Automotive

By Rhino USA

  • PATENT PENDING DESIGN – Newly Added Weatherproof Slide Cap Protects From Dirt, Mud & Gunk
  • ANTI-THEFT HITCH PIN – Solid Forged Steel Ensures Protection to Your Trailer & Hitch From Theft
  • COMMON HITCH SIZES – Our Unique Hitch Pin Fits all Class III & IV Hitches (2″ x 2″) With Ease.
  • AMERICAN OWNED, FAMILY OPERATED – Join the Rhino Family & Support a USA based Father/Son Business!
  • GUARANTEED 5-STAR EXPERIENCE – If you aren’t 100% Satisfied for any Reason, We’ll Refund your Money

19. Master Lock 2866DAT 1/2 in. and 5/8 in. Swivel Head Receiver Lock for Class I-IV, 1 Pack, Black -Automotive

By Master Lock

  • Included Components: Two Pins, Two Keys, One Locking Swivel Head
  • (51 mm) Receiver Tubes, Class III/IV; 1/2 in
  • (70 mm)
  • Locking head rotates 360 degrees allowing keyway to conveniently face forward; receiver lock features push-to-lock locking mechanism to ensure a secure lock every time; Push head firmly onto the pin and remove key
  • (13 mm) Diameter pin fits 1-1/4 in
  • 5/8 in
  • (32 mm) Receiver tubes, Class II; Usable length of each chrome hitch pin lock is 2-3/4 in
  • (16 mm) Diameter pin fits 2 in
  • trailer hitch locking pin is rated up to 3,500 lbs (Class I and II), 5/8 in
  • Snap-on cover provides weather resistance and prevents dirt and moisture from entering keyway, four-pin cylinder for added security to prevent lock picking
  • For compatibility with bike or other storage racks, please consult the rack manufacturer’s recommendations prior to using this product
  • trailer hitch locking pin is rated up to 10,000 lbs (Class III and IV)
  • 1/2 in
  • Receiver lock provides added security and theft deterrence while towing

20. InfiniteRule Security 61775 | 4 Pack Mix, Keyed Alike, Stainless Steel Hitch Locks (Fits: B&W Trailer Hitches – 2″ & 2-1/2″ Tow and Stows | Curt Mfg. – Adj. Channel Mount – 2-1/2″ Shank, 20,000 LBS.) -Automotive

By InfiniteRule Security

  • Specifically, the B& W Tow and Stow 2″ & 2-1/2″ – 10,000 LB & 14,500 LB | Curt Mfg
  • Our stainless steel hitch Locks have an attractive finish that will not rust in rough weather.
  • UNLOCKS EVERYTIME: Turns without a hitch! InfiniteRule Security’s Receiver Hitch Lock keeps away meddling hands
  • – Adjustable Channel Mount – (2-1/2″ Shank, 20,000 LBS.) #45902
  • Each piece is inspected for any imperfections to ensure ease of use, durability, and reliability.
  • FITTING DETAILS: The Class III, IV, V B&W locking pin, Fits a 5/8″ pinhole with ( 1) 3-1/8″ Span & (3) have 4-1/8″ Span
  • MAXIMUM SECURITY: This hitch lock set PROTECTS your investment
  • SPECIALIZED LOCK FOR B&W HITCHES/ CURT MFG: Be sure to check your hitch – each of our locks is specially designed to provide an extremely secure fit! This receiver lock fits a 2” and 2.5” Shank and measures (1) 5/8″x 3-1/8″ Span – Hitch Lock | (3) 5/8″x 4-1/8″ Span
  • AN AMERICAN PRODUCT: The InfiniteRule Security Hitch Lock (Model No
  • The innovative design, which is created right here in the USA, is carefully and meticulously manufactured by our experts in our very own facility
  • These lock pins are structurally and functionally sound, enabling you to use them for any job you could think of
  • This stainless steel trailer hitch lock has a weatherproof cap to protect the keyhole by keeping water, grime, and dirt out of the lock mechanism to ensure years of use
  • 61775) provides peace of mind when towing any trailer
  • Made for long-lasting use.
  • You never have to worry about your key getting stuck due to wrong configurations, the metal getting bent, or its interior corroding.
  • This is a specialized lock for your luxury Curt Mfg & B&W Trailer Hitches
  • This Curt Hitches / B&W trailer hitch lock features a Stylish Stainless Steel design, reliably keeping your Receiver & Trailer Hitch secure

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21. Master Lock 470-605DAT Shackle 15/16″ Length x 7/16″ Inner Width, 2″ Body Width, Solid Brass Coupler Lock -Hitch Locks

By Master Lock

  • Precision pin tumbler mechanism for superior pick resistance
  • Resists rust and corrosion
  • Lock design protects shackle from cutting and sawing
  • Solid brass body
  • Measures 2 inches
  • Case hardened steel shackle
  • Precision pin tumbler mechanism resists picking
  • Solid brass coupler latch lock with 3/4in (19mm) shackle

22. Master Lock 377KA Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. Trailer Couplers -Hitch Locks

By Master Lock

  • Trailer hitch lock is constructed from zinc to resist rust and corrosion
  • Trailer coupler lock features advanced locking mechanism to resist picking and prying
  • (48mm), 2 in
  • Trailer lock is best used for vehicles, trailers, and RVs
  • (51mm) and most 2-5/16 in
  • Trailer hitch lock fits 1-7/8 in
  • One trailer coupler lock, two keys
  • (59mm) trailer couplers

23. CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car’s Coupler (1 Pack, Black) -Automotive

By CZC AUTO

  • If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS.
  • Small size for easy carrying
  • Keeping the coupler lock in your pocket or vehicle anywhere that is fine
  • Coupler Locking Hitch Pin’s Application: Tow Trailer Boat RV Truck Car
  • Security Of Our Coupler Locking Pin: This trailer lock is made of high-strength steel to deter theft
  • CZC AUTO – A Reliable Brand In Hitch Sercurity Industry: We offer 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues
  • The hitch lock is coated with black electrophoretic paint to prevent corrosion.
  • How To Operate Our Trailer Tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock.
  • CZC AUTO Trailer Hitch Coupler Locking Pin Design:1/4 Inch diameter tongue lock pin with effective length 3/4 Inch
  • Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.

24. Fastway Fortress 86-00-5015 Maximum Security Universal Coupler Lock for 1 7/8 Inch, 2 Inch and 2 5/16 Inch Couplers -Automotive

By Fastway

  • Unique shackle shape designed to prevent the lock from being pried off your trailer.
  • Limited Lifetime Warranty
  • This style of locks are harder to pick and much safer than others.
  • Universal Compatibility: Fits virtually all 1-7/8”, 2”, and 2-5/16” tongue type trailer couplers to prevent your trailer from being stolen.
  • Anti-drill lock design.
  • Two barrel-style keys included

25. AMPLOCK U-TLS2 : 2” Boat Trailer Lock/Trailer Coupler Lock/RV Lock (fits on Specific 2 inches Coupler only) -Automotive

By AMPLOCK

  • The right lock to secure your boat trailer, trailer or caravan (RV) made with high quality materials and control and identification key system
  • Make sure you choose the right model for your boat trailer, your trailer or your caravan (RV) coupler size and type, referring to pictures provided (photos are for visual reference only) **
  • Easy to use with AMPLOCK’s push and lock system
  • Protect your boat, your trailer or your RV with your AMPLock 2 inches coupler lock for your trailer when unhitched
  • Materials used by AMPLOCK provide good corrosion resistance for use in all climates

26. Rightline Gear Range 2 Car Top Carrier, 15 cu ft, Weatherproof +, Attaches With or Without Roof Rack -Automotive

By Rightline Gear

  • Perfect for moving and vacations!
  • QUALITY WEATHERPROOF + CONSTRUCTION: UV protected PVC Semi-Coated Mesh XT material, welded seams, and urethane coated zipper with hook-&-loop-close flap provide reinforced protection against rain, snow, heat, heavy winds, and other extreme conditions.
  • 1 YEAR MANUFACTURER’S WARRANTY: Shop confidently; our service team is based in the USA & skillfully trained to help you with any questions or concerns.
  • ATTACHES WITH OR WITHOUT A ROOF RACK: Attach the carrier’s straps to a vehicle’s roof rack or use the Car Clips to attach the straps to a vehicle’s door frame weather molding.
  • EASY TO INSTALL: Your bag comes with everything you need to load it up, attach it, and hit the road in minutes! Includes carrier, (4) attachment straps, (4) Car Clips, and stuff sack with sewn-in set up guide.
  • LARGE CAPACITY DESIGN: 15 cubic feet of storage, 40”L x 36” W x 18” H; designed for SUVs, minivans, and crossovers

27. Thule Camber 2 Hitch Bike Rack, 2 Bike, BLACK -Sports & Outdoors

By Thule

  • Quickly attach and secure bikes with ratcheting straps
  • Bike arms fold down when not in use
  • Superior bike stability and fit
  • Designed to fit 1.25″ or 2″ hitch receivers
  • Load capacity: 75 lbs
  • Compact design fits a wide variety of bike sizes/frame styles
  • 7″ spacing between bikes
  • Rack tilts down for rear of vehicle access
  • Hanging hitch-mount bike carrier for 2 bikes
  • Integrated anti-sway cradles prevent bike to bike contact

28. ALLEN Tension Bar Bicycle Cross-Bar Adaptor, Black, One size -Hitch Locks

By Allen Sports

  • No assembly required
  • Creates a top tube for non-conventional frames
  • Fits bikes that have a distance of 18 inches to 27 inches between the seat post and the stem
  • Lifetime on workmanship and materials
  • Allen’s warranty does not cover items purchased through third-party sellers
  • Internal spring keeps your bikes secure
  • Model 900B
  • Plastic coated hooks protect bicycle’s finish

29. Viking Solutions VS-VSL001 Game Processing Multi, One Size -Hitch Locks

By Viking Solutions

  • Item Package Weight: 25.537 kgs
  • Item Package Length: 16.3 (Cm)
  • Item Package Height: 96 (Cm)
  • Country Of Origin: China
  • Product Type: Sporting Goods
  • Item Package Width: 55.6 (Cm)

30. Master Lock 3895DAT – Coupler Lock, Receiver Lock and Latch Lock – 3 Components Keyed Alike -Automotive

By Master Lock

  • This lock set can NOT be keyed alike with other locks nor can 2 of these lock sets be keyed alike.
  • For more DETAILED information, please click “See More Product Details”.
  • (1) coupler lock, (1) receiver lock & (1) latch lock all keyed alike; 1 key opens all 3 locks.
  • The Limited Lifetime Warranty provides peace of mind from a brand you can trust.
  • Complete trailer security system KEYED ALIKE.

31. METOWARE Trailer Hitch Receiver Pin Lock, 5/8″ Dia, 3-1/2” Long Pin, with 8 Rubber O-Rings, Fits 2″ or 2-1/2″ Receiver Tubes, Class III IV Hitches, Trailer, Truck, Car and Boat (Keyed Alike 4 Pack) -Automotive

By METOWARE

  • Additionally, the lock includes a rubber cap and 8 rubber O-rings, which effectively keeps the keyhole away from dirt, dust, water and prevents any rattling noises.
  • HEAVY DUTY TRAILER HITCH PIN LOCK – It’s a newly upgraded trailer hitch pin lock with all metal construction
  • WARRANTY SERVICE – We warrant the quality of our products
  • SAFE & EASY TO USE – The core of the lock is made of premium zinc alloy tubular
  • It is quite sturdy and can carry up to 30,000 lbs, twice as much as that of common pin locks
  • In addition, a year of quality warranty is provided.
  • If you are not satisfied with our lock within 32 days of your purchase, you will get all your money back or a replacement
  • Its anti-theft design can withstand significant blogs from different kinds of external force
  • UNIVERSAL COMPATIBILITY – The Trailer Hitch Pin Lock is designed with a diameter 5/8″ and a length of 3-1/2”
  • It is durable, and reliable.
  • It is compatible with class III IV hitches, 2” 2-1/2” hitch receiver, big towing truck and car (Please make sure of the size of the lock or email us for more information before placing an order).
  • PRODUCT OF REMARKABLE WORKMANSHIP – The lock features high quality solid steel with black electrophoretic paint
  • Two tubular keys are included to ensure easy fit and detach.

32. KING BIRD Upgraded 60″ x 24″ x 6″ Hitch Mount Folding Cargo Carrier Fits to 2” Receiver,550LBS Capacity Cargo Basket with Trailer Hitch Lock,Hitch Stabilizer,Net and Straps -Automotive

By KING BIRD

  • For any problem, we will provide timely and effective help and LIFETIME PARTS REPLACEMENT service
  • UPGRADED SHANK – This cargo hitch carrier is equipped with a folding, angled shank
  • HITCH LOCK- Locked carrier to prevent theft
  • LIFETIME WARRANTY-Customer satisfaction is our greatest pursuit
  • MORE VISIBILITY AT NIGHT- Two large reflectors on the rear side provide higher night visibility, and there are also 3 reflectors at the BOTTOM OF THE FOLD FRAME, The reflectors add visibility to the cargo carrier and your vehicle in different situations
  • When use, the angled shank provides additional ground clearance
  • SAFEST ACCESSORY INCLUDED- Safty comes first, so EACH CARGO CARRIER INCLUDES a set of security accessories
  • And ALLOWS FOLDING when not in use
  • GREAT DURABILITY – Upgraded cargo rack is made of heavy-duty HD FULL TUBULAR and CARBIDE BLACK POWDER COAT
  • HITCH TIGHTENER- Reduce noise and movement while driving
  • Greatly enhanced rust resistance and durability, can HAUL UP TO 550 LBS of cargo, gear, or equipment
  • ELASTIC NET and PACKING STRAPS- Secure cargo in basket

33. CZC AUTO Hitch Receiver Pin Lock, Trailer Receiver Lock with 5/8″ Pin for Class III IV 2″ and 2-1/2″ Receiver, for Hitch Bike Rack Tray Ball Tow Rope for Trailer Truck Car Boat (1 Pack, 5/8 inch pin) -Automotive

By CZC AUTO

  • FIT FOR 2″ 2-1/2″ TOW RECEIVERS: CZC AUTO dogbone style trailer hitch receiver lock uses 5/8″ pin with 3-1/2″ effective length perfect for Class III/IV 2″, 2-1/2″ hitch receiver tubes.
  • PREMIUM MATERIAL: The trailer receiver lock uses black electrophoretic painted carbon steel, solid and hard to bend
  • CLIENT SUPPORT: 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues
  • Updated tubular key hole, zinc alloy lock core.
  • 360 degree rotating head, easy to handle
  • When turn key to open the lock, pin will be pops-up automatically and comfortably.
  • FITMENT TYPE: Use a tow receiver lock to ensure the towing safety
  • Please feel free to contact us at first if there is any problem when you receive or use our products
  • EASY OPERATE DESIGN: CZC AUTO hitch lock adopts push-to-lock design without key, after hearing “click”, you just need to pull the lock head to ensure it is working
  • We are always here to support you.
  • All-weather rubber key slot cap keeps the keyhole away from moisture, dust and rust
  • CZC AUTO hitch pin lock is compatible with hitch rack, cargo hitch tray, bike rack, hitch ball and tow rope, perfect for 2″ and 2-1/2″ receivers on trailer truck RV car boat.

34. CZC AUTO Hitch Lock Set, Dia 5/8 Inch Trailer Hitch Lock Hitch Receiver Pin Lock for Class III IV 2″ and 2-1/2″ Receiver, Dia 1/4 Inch Hitch Coupler Lock with 3/4 Inch Span Fits Latch-Type Couplers -Automotive

By CZC AUTO

  • CZC AUTO – Reliable Brand in Hitch Locks Industry
  • We offer 30-day money-back for any reason, 12-month warranty for quality-related issues
  • Easy to Operate 5/8 Inch Hitch Lock Pin & 1/4 Inch Trailer Coupler Lock
  • Push to lock on without using key; 2
  • Hitch rack, cargo hitch tray, bike rack, hitch ball and tow rope, perfect for 2″ and 2-1/2″ receivers and latch-type couplers for towing purpose like trailer truck RV car boat.
  • Security of 5/8 Inch Towing Hitch Lock & 1/4 Inch Coupler Locking Pin
  • When unlocking, 1/4 turn the key, pin will pops-up automatically
  • Please Verify the Size before Purchasing CZC AUTO Trailer Receiver Lock Set
  • Zinc alloy tubular lock core and more solid round key also help to improve security of the hitch locking pin & black coupler lock.
  • Trailer Hitch Coupler Locking Pin: Dia 1/4 inch black tongue lock pin fits latch-type couplers with a max span up to 3/4 inch.
  • Universal Application of CZC AUTO Hitch Pin Lock Kit
  • Dogbone style hitch receiver lock : Dia 5/8 inch pin with 3-1/2″ effective length, perfect for Class III/IV 2″, 2-1/2″ hitch receiver tubes
  • Made of high-strength steel and coated with black electrophoretic paint, the 5/8 inch hitch pin lock & 1/4 inch trailer coupler lock is good at detering theft and preventing corrosion
  • After hearing “click”, pull the lock head to ensure it is working
  • Any issue in using our trailer hitch coupler lock, simply contact us, your problem will be solved within 24 HOURS.
  • Turn the key 5-7 time to lock/unlock the coupler lock.
  • New Lock way: 1

35. Proven Industries Lock Model #2178 for 2″ Coupler | RV/Trailer Coupler Lock | Trailer Hitch Lock Will ONLY FIT 2″ Couplers Shown in Picture | Please Contact Seller IF Unsure WHICH Lock You Need! -Automotive

By Proven Industries

  • ️ Easy to Install, Check Photos to identify your coupler
  • ️ 1/4″ All Steel Construction – Black Powder Coat Finish
  • ️CHECK PHOTO INDEX for coupler FITTING! WE HAVE NUMEROUS LOCKS TO ACCOMMODATE DIFFERENT COUPLERS
  • ️ Ultimate protection against theft – Bolt Cutter Proof
  • ️100 % Made in the USA!

36. Master Lock 4688D Set Your Own Combination TSA Approved Luggage Lock, 1 Pack, Red -General

By Master Lock

  • 1-3/16 in
  • TSA approved luggage lock enables screeners with the ability to inspect and relock luggage without damaging lock
  • (30 mm) wide lock body; 1/8 in
  • (16 mm) width
  • Travel lock is constructed with a metal body for durability and a vinyl covered cable for resistance to abuse from baggage handling equipment
  • (3 mm) diameter shackle with 1-1/2 in
  • (38 mm) length, 5/8 in
  • Set your own three-digit combination lock for luggage, tool chests, storage cases and tent locks
  • TSA lock is best used as a luggage lock or backpack lock

37. LOCAME Adjustable Trailer Hitch, Fits 2.5-Inch Receiver, 8-Inch Drop/Rise Aluminum Drop Hitch, 18,500 LBS GTW-Tow Hitch for Heavy Duty Truck with Double Stainless Steel Locks, Silver -General

By LOCAME

  • Versatile Usage: Our standard 2.5″*2.5″ receiver can perfectly fit any connector of trailer, rear bumper, agricultural machines and dual receiver extender with the same size, Aluminum shank can be adjusted according to your needs
  • Corrosion Resistant: Exquisitely crafted from Aluminum alloy and with advanced oxide technology applied on the finish, our LOCAME hitch grants long-lasting defense against rust, wear and corrosion
  • The pins hold hitch balls in place and allow for a quick change-out system
  • Supreme Durability: Meticulously engineered with Aluminum crafted under 450℃ and 4,410,000lbs of pressure applied, so product can withstand years of use without issue
  • Reliable Strength: 2.5″ hitch ball has towing capacity of 8,000lbs, while 2-5/16″ hitch ball offers an industry-leading towing capacity of 18,500lbs, so you can haul heavier loads such as heavy trucks or RVs with ease
  • Integrated Structure: Integrated hitch balls allow for supreme towing capacity while 8″ drop/rise hitches offer flexible adjustment

38. Master Lock Receiver Lock, Stainless Steel Barbell Receiver Lock, Fits 5/8 in. Receivers, 1469DAT -Automotive

By Master Lock

  • INCLUDES: One trailer reciver lock, two keys
  • DURABLE DESIGN: Weather Tough seal and watertight cap provide protection from moisture and dirt; Hitch lock is rated for Class III/IV 10,000 pound load
  • LOCK APPLICATION: Best used for vehicles, trailers, and RV hitch locks
  • SPECIFICATIONS: Usable length of receiver pin is 3-1/2 in.; Stainless steel lock fits 5/8 in
  • receiver openings; Extended length shaft fits Toyota Tundra, Ford F-150/F-250/F-350, GMC/Chevy 2500/3500 and Dodge trucks with heavy-duty tow packages
  • EASE OF USE: Receiver lock features convenient Push to Lock locking mechanism: push lock body firmly onto the pin and remove key

39. Master Lock – (3 Keyed Alike Universal Trailer Coupler Locks 379KA-3 -Automotive

By Master Lock

  • The universal trailer coupler lock fits 1-7/8in (48mm), 2in (51mm) and most 2-5/16in (59mm) couplers by Reese, Fulton, Valley, Atwood, Shelby, Putnam, Hammerblow, Dutton, Lainson, and UFP.
  • This simple design is difficult to defeat because when it’s locked on the trailer the lock rests on top of the coupler (see image) thus thwarting blunt force from downward hammer strikes
  • Zinc alloys offer high strengths (to 60,000 psi) and superior elongation for strong designs and formability for bending, crimping and riveting operations.
  • In Stock with a delivery time of 1 to 5 days
  • Limited Lifetime warranty.
  • Each lock weighs 2.4 lbs
  • Rekeyable cylinder for keyed alike convenience with an advanced locking mechanism that resists picking and prying
  • Each lock comes with two keys, therefore you will receive a total of six keys with the purchase of this 3 pack
  • Few materials provide the strength and toughness of zinc alloys
  • Impact resistance is significantly higher than cast aluminium alloys, plastics, and grey cast iron
  • and is simple to install and remove.
  • These locks protects unattended trailers and guards against tow-away theft
  • The same key opens all three locks
  • Made with Reinforced Zinc Die-Cast resists rust and corrosion
  • This is a set of 3 Keyed Alike trailer coupler/tongue locks and is ideal when needing multiple locks that utilize ONLY one key
  • It also rotates (less rigidity) making it harder to break with sledge hammer force.

40. KAYCENTOP Universal Coupler Lock Trailer Ball Tow Hitch Lock Trailer Lock Adjustable Length Anti-Drilling Lock Fits 1-7/8 Inch 2 Inch 2-5/16 Inch Couplers -Automotive

By KAYCENTOP

  • [Easy to use] Easy to lock your trailer with KAYCENTOP coupler lock
  • The cross key slides great, easy to unlock with the key
  • Great security for trailer.
  • The trailer lock has ratchet design with 10 locking positions, self-lock.
  • Kaycentop coupler lock protects your trailer against thieves.
  • [Premium Material] The green coupler lock has great strength to anti broken from theives’ tool, which is made of heavy duty solid steel body and Φ5/8″ steel U type solid pipe
  • [Package Included] 1 PCS light green heavy duty coupler lock, 2 cross keys.If any problem with installed or used, please feel free to contact Kaycentop seller via amazon message.
  • Great to deter thieves and protect your trailer when not being towed.
  • [Sturdy & Durability] The heavy duty solid trailer coupler lock can be anti-driling and its double way locked design improve safety performance
  • [Universal] Fits 1-7/8″, 2″ and 2-5/16″ all types of trailer couplers

Related Posts :

41. Trimax UMAX50 Premium Die-Cast Dual Purpose Coupler Lock -Automotive

By Trimax

  • Huge 6 tooth, 3/8″ dual ratchet locking system
  • Rugged and durable, the key will not bend or break.
  • Made in China
  • One size fits all (from 1-7/8″, 2″, to 2-5/15″, all coupler types)
  • Hardened 5/8″ 16mm steel shackle
  • Type A key which is a spring loaded, 7 pin, high security key
  • Key hole cover slides up to seal out dirt and grime
  • Perfect for outdoor and even indoor use
  • Resists attempted drill outs
  • Crafted from the highest quality material

42. Coupler Vault Pro Hitch Lock – Combo Kit 2″ & 2-5/16″ Ball -Automotive

By Ultra Coupler Vault

  • Available in 2″ and 2-5/16″ hitch ball diameter.
  • Adjusts to fit nearly all standard couplers
  • 3/16″ steel lock box encloses coupler on five sides
  • Weather-resistant powder coated

43. Grip Lynch Pin Assortments (10 pc Safety Lock Pin) -Hitch Locks

By Grip

  • Includes: 2 pc of each size (1-3/4” x 1/4”, 2” x 1/4”, 2-1/4” x 1/4”, 2-1/2 x 5/16”, 2-3/8” x 3/8”).
  • Use for keeping trailer couplers locked to the
  • Zinc plated, stainless steel construction.

44. Proven Locks 2178 U | Boat/Trailer Coupler Lock | Trailer Hitch Lock WILL ONLY FIT 2″ UFP SQUARE COUPLERS SHOWN IN PICTURE |TO AVOID DELAY PLEASE CONTACT SELLER IF UNSURE WHICH LOCK YOU NEED! -Hitch Locks

By Proven Industries

  • ️Ultimate Protection Against Theft – Bolt Cutter Proof
  • ️100% Made in the USA
  • ️CHECK PHOTO INDEX for coupler FITTING! WE HAVE NUMEROUS LOCKS TO ACCOMMODATE DIFFERENT COUPLERS
  • ️ 1/4″ All Steel Construction – Black Powder Coat Finish
  • ️Easy Installation and Secures your Safety Chains!

45. 2 Pack – Bulletproof Stainless Steel Trailer Hitch Locking Pin with Weather Resistant Rubber Cap / 5/8″ Diameter/Universal Fit -Automotive

By BulletProof Hitches

  • Weather Resistant Rubber Cap: Our weather resistant rubber cap has been re-designed with thicker rubber and a tighter fit to completely seal the end of your lock and keep any dirt or water from entering the locking mechanism.
  • Keyed Alike: Each locking pin comes with 2 keys and both keys will be keyed alike to avoid the confusion of trying to match the right key with the right locking pin
  • A total of 4 keys are supplied.
  • Stainless Steel Construction & Internals: Provides maximum rust and corrosion resistance against the elements.
  • Universal Fit: Our custom length is designed to fit all vehicles and trailer hitches with additional R-Clip holes along the length of the pin to help reduce movement of the pin when using with smaller receivers
  • Anti-Theft: Designed by our BulletProof team of engineers to be the most durability locking pin on the market and provide maximum protection against theft.

46. METOWARE Keyed Alike Trailer Hitch Receiver& Coupler Lock Kit, 5/8” Dia 3-1/2” Long Trailer Hitch Lock Receiver Pin Lock for Class III IV Receiver, 1/4” Dia Trailer Coupler Lock with 3/4” Inch Span -Automotive

By METOWARE

  • SAFE & EASY TO USE (COUPLER LOCK) – Our coupler locks are easy to operate with screw-type locking action — just turn the key 5-7 times to open or lock, save your time and effort
  • SAFE & EASY TO USE (RECIEVER LOCK) – Our trailer coupler lock is designed for easy operation
  • To open it, just turn the key a little bit and the pin will pop out by itself
  • (Please confirm your required size or email us for more suggestion before having the order).
  • METOWARE Keyed Alike Trailer Hitch Receiver& Coupler Lock Kit, 5/8” Dia 3-1/2” Long Trailer Hitch Lock Hitch Receiver Pin Lock for Class III IV Receiver, 1/4” Dia Trailer Hitch Coupler Lock with 3/4” Inch Span
  • With the push-to-lock design, you can easily push to lock it without using key
  • RECIEVER LOCK FEATURE – The Trailer Hitch Receiver Lock Pin is designed with 5/8″ diameter and 3-1/2” long to make it works well with class III IV hitches, big towing vehicle, truck, 2” 2-1/2” hitch receiver
  • The tow hitch can be installed quickly and easily so that you can hoop up and head out right away.
  • COUPLER LOCK FEATURES – Made of premium strength steel and coated with electrophoretic paint, our trailer hitch is durable and rust-proof
  • And the dust cap aims to keep the keyhole away from water and dirt, great design for easier using.
  • It is reliable for long-term hauling and is secure for full protection, safely protecting your trailer, boat, camper and so on from theft.

47. METOWARE Trailer Tongue Coupler Lock 1/4″ Dia, 3-1/2″ Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck (1 Pack) -Hitch Locks

By METOWARE

  • And if you have any question about the product, please feel free to contact us, click on ‘Ask a question’ button on the right hand side on this page and send us an email, we will make a quick and reliable response.
  • [Push-to-lock Design] Our trailer coupler lock is designed for easy operation
  • If something goes wrong with your purchase, we will offer you a free replacement or a full refund
  • Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security.
  • [Money Back Guarantee] Your satisfaction is what we strive for
  • [Security Guarantee] Made of heavy-duty steel, our trailer hitch is durably and strong
  • To open it, just turn the key a little bit and the pin will pop out by itself.
  • With the push-to-lock design, you can easily push to lock it without using key
  • [Package Include] One lock pin ( 1/4″ diameter&3-1/2 span) + one lock head( 361°rotating design& water proof rubber cap) + two tubular keys ( one for standby).
  • [Rust Protection& Durability] The electrophoretic paint on the surface of trailer pin lock with the addition of its watertight rubber cap, keep rust at bay even the lock always get soaked on any journey over wet or snowy roads, and keep the keyhole away from water and dirt.

Best Brands

Buying a product from a reputable manufacturer that provides high brand value is one of the most essential things. Based on my research, here are the top brands that make the best trailer hitch lock.

  • Master Lock
  • Reese
  • AMPLOCK
  • Trimax
  • CURT
  • Ft. Knox Locks
  • OKLEAD
  • InSite Solutions
  • Blaylock American Metal
  • Proven Industries, Inc

The Buyer’s Guide

Although the aim of this list is to help you choose the best option for your needs. This guide shall help you make an informed purchase decision. Here are the few things to consider when choosing a trailer hitch lock.

1. Features

There’s no point in purchasing a trailer hitch lock that doesn’t solve your usage needs. Sometimes, even the best option wouldn’t have all the options you’d need. That’s why list down all your feature requirements and make sure that the option you’ve chosen comes with all of them.

2. Budget

Budget plays an important role, if it wasn’t for the budget, wouldn’t everyone purchase the most expensive option? However, before you decide the budget, I’d recommend you to make a list of features you’d need. In case a feature you need the most isn’t available in your budget range, then there’s no point in buying it, is there?

My advice is to make sure that the product has all the features you need then decide the budget. If a product you’ve chosen isn’t having all the features you need, then you should consider increasing your budget.

3. Value For Money

There are times when you shall come across various trailer hitch lock that shall have all the features you need. However, the price difference shall exist. In a situation like this, it is recommended to value each feature and make sure that you’re not overpaying for a feature you wouldn’t use.

4. Brand, Customer Support, & Warranty

Purchasing a product from a reputed brand is very important. Not only does it guarantee high-quality build, but you also get much better customer support.

You should also make sure that it has a decent warranty, it is really helpful in case a product breaks down due to manufacturing defects. Also, repairs during warranty are generally free of cost (depends on service terms).

5. Individual Product Reviews

You don’t have to watch individual reviews of each trailer hitch lock in this list. However, pick 2-3 options that have all the technical aspects according to your usage needs. Once you’re ready with it, go to YouTube/Amazon and look at video/customer reviews to make sure that the existing buyers are satisfied with the product.

The FAQs

Which is the best trailer hitch lock?

According to my research, the Proven Locks 2178 U | Boat/Trailer Coupler Lock | Trailer Hitch Lock WILL ONLY FIT 2″ UFP SQUARE COUPLERS SHOWN IN PICTURE |TO AVOID DELAY PLEASE CONTACT SELLER IF UNSURE WHICH LOCK YOU NEED! is the best option.

Is Proven Industries a reliable brand?

It’s one of the best brands, not only does it make the top-rated trailer hitch lock, but it also is known for its exceptional service.

Which is the cheapest yet powerful trailer hitch lock?

According to me, the LOCAME Adjustable Trailer Hitch, Fits 2.5-Inch Receiver, 8-Inch Drop/Rise Aluminum Drop Hitch, 18,500 LBS GTW-Tow Hitch for Heavy Duty Truck with Double Stainless Steel Locks, Silver is one of the cheapest options available and yet has all the features.

Are there deals going on?

A few of the options in our article are currently available for a discounted price. However, check out the product listing to find more information.

What brands should I consider when purchasing?

Based on my research, these are the top 5 brands: Proven Industries, Thule, Proven Locks, Proven Industries, Inc, and Ultra Coupler Vault.

Should I buy it online or go to an offline store?

Shopping online comes with a few advantages such as discounted pricing, quick delivery at home. However, if you’re in a hurry or can find the product for a cheaper price in the offline market, consider visiting the offline store.

The Verdict

Choosing the right product isn’t easy and for many of them it could be a time consuming task. However, with this guide, my aim is to help you guys find the perfect trailer hitch lock for your needs.

I’ve done a huge research to ensure that options I’ve listed are among the best. Like mentioned above, I also interviewed many experts to make sure that the enlisted models are high quality.

I hope that you’re able to find the right trailer hitch lock for your usage. If you are still struggling to find one, feel free to comment below or contact me.