Trailer locks are essential for securing your valuable cargo and ensuring peace of mind while on the road. In 2025, the market offers a variety of top-rated trailer locks that combine durability, ease of use, and advanced security features. From heavy-duty coupler locks to innovative wheel locks, these products are designed to deter theft and protect your investment. Whether you're a frequent traveler or just need a reliable solution for your trailer, the best options available this year cater to all needs and preferences.
Master Lock 379ATPY Universal Trailer Hitch Lock , Black
- Trailer hitch lock fits 1-7/8 in. (48mm), 2 in. (51mm) and most 2-5/16 in. (59mm) trailer couplers
- Trailer lock is best used for vehicles, trailers, and RVs
- Trailer coupler lock features advanced locking mechanism to resist picking and prying
- Trailer hitch lock is constructed from zinc to resist rust and corrosion
- Includes one trailer coupler lock, two keys
$31.98
Reese Towpower 7088300 Trailer Coupler Lock, Universal Fit, Heavy Duty, Designed to fit 1-7/8-in, 2-in, and 2-5/16-in couplers.
- UNIVERSAL FIT: Compatible with all coupler sizes – 1-7/8", 2", and 2-5/16" trailers
- MAXIMUM SECURITY: Secures trailer when not in use to prevent theft
- ADJUSTABLE RATCHET DESIGN: Features 11 locking positions for a snug, custom fit
- ENHANCED THEFT PROTECTION: Includes two theft-proof square keys
- DURABLE & VISIBLE: Bright silver finish acts as a strong visual theft deterrent
$40.99
SALE
−$9.39
Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT
- Coupler Lock,Universal
- Bright red finish discourages thief's from messing with your trailer
- Advanced locking mechanism resists picking and prying
- Resists rust and corrosion; Simple installation and removal
$29.21
Rhino USA Trailer Hitch Lock Kit (for 2" Trailers) Heavy Duty Anti Theft Trailer Coupler Locks for RV, Camper, Trailer, Boat and More - Reinforced Solid Steel Tow Lock for Trailer Tongue
- AMERICAN OWNED, FAMILY OPERATED - Join the Rhino USA Family and Support a Father/Son Business With the Best USA-Based Customer Support.
- PROTECTED FROM THE ELEMENTS - Heavy Duty Powder Coated Finish Shields Against Rust, Corrosion, and Harsh Weather, Ensuring Long-Lasting Protection for Your Trailer Hitch Coupler Lock.
- COMPATIBLE COUPLER SIZES - Fits Select 50×50, 50×60 Couplers, and 2" A-Frame Couplers. Not Compatible With Adjustable, Bulldog, Lock Trailer, 50mm, Ring/Pintle, or 1-7/8" Couplers.
- CONFIDENCE & PEACE OF MIND - Knowing your Boat, Toy Hauler, or Trailer is Securely Protected From Theft With a Durable, Tamper-Resistant Lock Designed for Maximum Security.
- REAL LIFETIME REPLACEMENT - Hitch Trailer Locks Come With a Lifetime Replacement. If you Encounter any Issues, We'll Ensure You're 100% Satisfied With a Replacement or Refund.
$51.90
RVLOCK Compact RV Lock Keyless Entry with Remote, Secure Camper Latch Replacement, Durable RV Door Lock Replacement for Trailers with Patented Security Technology
- SECURE KEYLESS RV HANDLE: If you're looking for a way to secure your valuables as you travel with loved ones in the family trailer or camper, this programmable keyless handle is just what you need. This handle is perfectly designed for individuals who are right-handed and has a heavy-duty steel core for durability.
- FITS MOST TRAILERS: We have designed our innovative keyless lock technology to fit campers, 5th wheel, bumper-pull style, horse, and cargo style trailers. In addition, it works well for most traveler trailer entry doors. This handle offers all the benefits of the V4 handle in a more lightweight option. It replaces standard handles of about 3.75” x 2.75” x 1.5 and will draw less attention because it is more compact.
- VARIETY OF FEATURES: Our compact lock comes with a variety of useful features, including a keyless handle, integrated keypad with your choice of over 1 million possible rolling codes, a remote fob (add up to 10), mechanical keys, 4 aa batteries, and an easy 10-minute installation. You can choose to use the keypad or the wireless fobs to lock or unlock the handle.
- PEACE OF MIND FOR ANY JOURNEY: This innovative technology is just the RV accessory you need to enjoy your vacation. You can also get other security equipment for your RV’s interior, such as storage locks, making it easy to have all the doors keyed alike for convenience. Now you can bring valuables along with you on your trip without worrying about a burglary.
- ABOUT RVLOCK: As the first and original keyless entry lock company for trailers, RVLock has enjoyed bringing innovation, ergonomics, and style to thousands of RV and trailer enthusiasts across the country. We build the highest quality trailer security products on the market to give our customers a greater sense of security, comfort, and style.
$149.99
RETRUE 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
- Universal Fit: Reture trailer coupler lock is designed adjustable with 11 locking positions and fits 1-7/8”, 2”, and 2-5/16"couplers. 2 Keys are included
- Upgrade Vision: In the premise of ensuring the safety of the couper hitch lock is not cut, we have upgraded the appearance of the lock, while more compact and flat. The use of a bright, deterrent yellow color provide durable, highly visible protection for trailers
- Securtiy: This trailer hitch lock is made with aluminum body and high-strength A36 steel construction, strong cut, and shear resistance. It's rustproof and weatherproof.
- Passed QC product quality certification Enhanced Lock Cylinder: To make the tow ball coupler lock more robust, we upgrade more complex locks and thicker keys. This makes it impossible to crack the lock and increases the toughness of the key
- 100% return for quality issues: 120 days warranty. If you encounter any problems, please feel free to contact us through the "Ask a Question" button. We are always happy to help and are committed to providing a responsive solution 24/7.
$13.99
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)
- CZC AUTO Trailer Hitch Coupler Locking Pin Design：1/4 Inch diameter tongue lock pin with effective length 3/4 Inch. Small size for easy carrying. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
- How To Operate Our Trailer Tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock.
- Security Of Our Coupler Locking Pin: This trailer lock is made of high-strength steel to deter theft. The hitch lock is coated with black electrophoretic paint to prevent corrosion.
- Coupler Locking Hitch Pin's Application: Tow Trailer Boat RV Truck Car
- CZC AUTO, a reliable brand in Hitch Sercurity Industry, we offer 30-day money-back for any reason, 12-month warranty for quality-related issues.
$7.99
CARTMAN 2-Pack Heavy Duty Universal Trailer Lock Wheel Clamp, Adjustable Anti-Theft Lock for Trailers SUV Boats ATVs Motorcycles Golf Cart, 6 Keys
- Our wheel clamp lock body is made of high strength steel plate, which can be used for a long time. The surface is soft coated, which will not damage your car wheel.
- Pure copper crescent-shaped lock cylinder, much stronger anti-theft performance! Equipped with a waterproof cover to prevent dust and rust.
- The bright yellow and red color is a fine choice for maximum visibility in both day and night. Greatly reduces the possibility of being targeted by thieves and protects your car security effectively.
- Universal wheel locks can be adjusted to fit 7 to 11 inch width tires for cars, camper, trucks, trailers, motorcycles, ATV's, RV's, golf carts, etc.
- Two wheel clamps includes 6 alike keys for your convenience. For security reasons, we do not keep any spare keys. Please keep the attached keys safe.
$49.99
Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Secures Safety Chains, Made in The USA, (Blue)
- HEAVY-DUTY TRAILER LOCK: It’s important to do everything you can to protect your belongings and your trailer or camper from being stolen. Our strong coupler lock fits select 2 5/16-inch trailer couplers to help keep your trailer secure.
- TOUGH LOCK: The locking parts on this device are constructed from hardened steel for increased security, and the exterior cover is tough enough to stop burglars from using power tools, hammers, and crowbars on your lock.
- UNIQUE KEY DESIGN: Our trailer lock has a special key design that prevents anyone from picking the lock. This innovative key system also features an interior locking mechanism that stops would-be thieves from making a copy of your key.
- CUSTOM TRAILER-COUPLER LOCK: This custom-tailored lock will only mount on very specific 2 5/16-inch couplers. Make sure to check the coupler sizes that are compatible with our lock hardware to ensure that the lock you select matches your trailer coupler.
- PROVEN INDUSTRIES: We are dedicated to providing our customers with the most effective trailer locks on the market. We carefully research and manufacture our locking systems from conception to fabrication in the USA.
$275.00
SALE
−$1.17
Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lock, 2847DAT
- LOCK APPLICATION: Best used for vehicles, trailers, and RV hitch locks
- EASE OF USE: Six locking positions provide maximum flexibility; Rekeyable cylinder offers keyed-alike convenience
- DURABLE DESIGN: Water-tight cap protects trailer hitch lock from moisture and dirt
- SPECIFICATIONS: Coupler lock adjusts from 9/16 in. to 2-3/4 in. length
- INCLUDES: One trailer coupler latch lock, two keys
$12.05
Last update on 2025-05-06 / Affiliate links / Images from Amazon Product Advertising API