Top 10 Locks for Trailers – Towing Hitch Locks

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1. Master Lock

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

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Master Lock #ad - Bright red finish discourages thief's from messing with your trailer. Resists rust and corrosion. Simple installation and removal. We can not key two 2 of these locks the same. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers. The similar 379KA coupler locks are available keyed alike. Advanced locking mechanism resists picking and prying. The only difference between this one 389DAT and the 379KA is the color.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
Weight2.65 Pounds
Width4 Inches
Part Number389DAT
Model389DAT
WarrantyMASTER LOCK PRODUCT WARRANTY Limited Lifetime Warranty Master Lock Company LLC (“Master Lock”) grants the following warranty: If this product or any part of the product fails due to a defect in materials or workmanship at any time during the life of the product, Master Lock will, at its own discretion, repair or replace the product or part free of charge. Simply contact Master Lock at www.masterlock.com or 1.800.464.2088 for instructions on obtaining repair or replacement.

2. Reese

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REESE Towpower 72783 Universal Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel, Yellow and Chrome

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Reese #ad - Dimensions: 9” x 9” x 3”. 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. Deters theft: bright, highly visible, deterrent yellow color is durable, and an essential accessory to all types of trailers. Built to last: the reese towpower universal Coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Guards against truck or trailer towaway theft in storage.
BrandReese #ad
ManufacturerReese Towpower #ad
Height9 Inches
Length9 Inches
Weight1 Pounds
Width3 Inches
Part Number72783
Model72783
Warranty1 Year

3. CZC AUTO

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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

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CZC AUTO #ad - How to operate our trailer tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock. Small size for easy carrying. If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS.

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 trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch. The hitch lock is coated with black electrophoretic paint to prevent corrosion.

Keeping the coupler lock in your pocket or vehicle anywhere that is fine. 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. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
BrandCZC AUTO #ad
ManufacturerCZC AUTO #ad
Part Number11410 S

4. Reese

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Reese Towpower 7014700 Tow 'N Store Lock Kit

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Reese #ad - Easy to install. Includes swiveling clip. Lockable offering extra safety. Includes swiveling clip. Designed to provide excellent towing.
BrandReese #ad
ManufacturerReese Towpower #ad
Height6 Inches
Length8 Inches
Weight2.8 Pounds
Width4 Inches
Part Number7014700
Model7014700
Warranty1 Year

5. Master Lock

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Master Lock 379ATPY Universal Trailer Hitch Lock

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Master Lock #ad - 51mm and most 2-5/16 in. Trailer hitch lock fits 1-7/8 in. Trailer hitch lock is constructed from zinc to resist rust and corrosion. 59mm trailer couplers. Included components: Unit, Instruction Guide. 48mm, 2 in. Trailer coupler lock features advanced locking mechanism to resist picking and prying. One trailer coupler lock, two keys. Trailer lock is best used for vehicles, trailers, and RVs.
BrandMaster Lock #ad
ManufacturerMASTER LOCK #ad
Height4.6 Inches
Length5.1 Inches
Weight2 Pounds
Width3.5 Inches
Part Number379ATPY
Model379ATPY
Warranty1 year manufacturer

6. CZC AUTO

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Dia 1/4 Inch, CZC AUTO Trailer Tongue Coupler Lock, 2-1/2 Inch Span Fits Latch-Type Coupler for Towing Boat Truck RV Car Trailer

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CZC AUTO #ad - Fits latch-type couplers for towing boat truck RV car. Security of our coupler locking pin. We offer 30-day money-back for any reason, simply contact us, 12-month warranty for quality-related issues. Czc auto - reliable brand in towing sercurity industry.

Czc auto trailer hitch coupler locking pin's design. The watertight rubber cap keeps rain, snow, ice and dirt out. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock. Application of the 1/4 trailer pin lock. Kinds of weather can be handled. Our 1/4 inch trailer tongue lock push-to-lock design without key, you just need to pull the lock head to ensure it is working. 1/4 turn the key to open the coupler pin lock, after hearing "click", the pin will pops-up automatically and comfortably.

Made of high-strength steel and coated with black electrophoretic paint, the 1/4 inch trailer coupler lock is good at detering theft and preventing corrosion. Please verify the size before purchasing our trailer hitch coupler pin lock 1/4 inch. Easy to operate coupler latch lock. Any issue in using our trailer hitch coupler lock, your problem will be solved within 24 HOURS. 1/4 inch diameter black tongue lock pin with 2-1/2 inch effective length.
BrandCZC AUTO #ad
ManufacturerCZC AUTO #ad
Part Number11406

7. Trimax

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Pack of 2, Trimax THP2XL Keyed Alike Trailer Door Lock

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Trimax #ad - Enlarged opening covers and secures ALL trailer hasps. Solid steel and thicker body with 3/8" diameter internal shackle. 2-7/8" diameter. Two pack of tHPXL are keyed alike. Protects against bolt cutters, no exposed shackle to cut or saw.
BrandTrimax #ad
ManufacturerTrimax #ad
Height3.7 Inches
Length6.8 Inches
Weight4.5 Pounds
Width4.1 Inches
Part NumberTHP2XL
ModelTHP2XL
WarrantyLifetime

8. Master Lock

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Master Lock 470-377DAT Nickel Chrome Finish, Zinc Die Cast Coupler Lock

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Master Lock #ad - Nickel-plated, zinc die-cast body with a front access key-way for ease of accessibility. Adjusts to fit many makes and models. Uses the master lock K1 key system. Advance locking mechanism resists picking and prying. One of the unique features of this product is the ratcheting shaft which allows it to fit most 1-7/8 inch and 2 inch couplers. Fits 1-7/8" and 2" couplers.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height2.68 Inches
Length6.56 Inches
Weight1 Pounds
Width7.5 Inches
Part Number470-377DAT
Model377DAT
WarrantyLIMITED WARRANTY

9. VaygWay

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VaygWay Tire Clamp Wheel Lock- Metal Boot Stabilizer Anti Theft- Wheel Chock Lock Car Trailer Wheel-Security Travel Locking Claw Auto- Camper Car Van Truck SUV fit

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VaygWay #ad - Superb quality - made with high quality abS to ensure durability and efficiency for long lasting usage. It is really a must have for anyone that has a bumper pull trailer of any kind.

Convenience - includes 2 keys. Visible - it won't simply be missed. Simply attach the clamp on your wheel and pocket your keys. With it is striking red and yellow color, it is highly visible. It has pvc coating so it won't scratch or damage the wheel rims. It makes your car virtually impossible for someone to rip off. Easy installation - easy and simple to use. Works on any auto ground motor. Anti-theft - securely wraps around your wheel preventing theft attemps. Incase of misplace, loose, or break one you will have a back up available.
BrandVaygWay #ad
ManufacturerVaygWay #ad
Height11 Inches
Length15 Inches
Weight3 Pounds
Width2 Inches
Part Number2000LW
Model2000LW

10. Reese

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Reese Towpower 7088300 Heavy Duty Coupler Lock

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Reese #ad - Universal, fits all couplers. Fits 1-7/8, 2 and 2-5/16 inch trailers. Two theft proof square keys are included. Secures trailer when not being towed. Ratchet design with eleven locking positions.
BrandReese #ad
ManufacturerReese Towpower #ad
Height0 Inches
Length0 Inches
Width0 Inches
Part Number7088300
Model7088300