Top 9 Couplers – Trailer Locks – Towing Hitch Locks

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1. Reese

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Reese Towpower 7014700 Tow 'N Store Lock Kit

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

2. Master Lock

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Master Lock Trailer Lock, 2847DAT, Stainless Steel Adjustable Coupler Latch Lock

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Master Lock #ad - Length. Durable design: Water-tight cap protects trailer hitch lock from moisture and dirt. Ease of use: six locking positions provide maximum flexibility; Rekeyable cylinder offers keyed-alike convenience. Lock application: Best used for vehicles, trailers, and RV hitch locks. Includes: one trailer coupler latch lock, two keys. To 2-3/4 in. Specifications: coupler lock adjusts from 9/16 in.
BrandMaster Lock #ad
ManufacturerMASTER LOCK COMPANY LLC #ad
Height2 Inches
Length7 Inches
Weight0.35 Pounds
Width4 Inches
Part Number2847DAT
Model2847DAT
WarrantyLIMITED WARRANTY

3. Reese

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Reese Towpower 7088300 Heavy Duty Coupler Lock

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

4. Master Lock

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

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Master Lock #ad - We can not key two 2 of these locks the same. The similar 379KA coupler locks are available keyed alike. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers. The bright red finish discourages thiefs from messing with your trailer. Simple installation and removal. This lock protects unattended trailers and guards against tow-away theft. The only difference between this one 389DAT and the 379KA is the color. Resists rust and corrosion. Advanced locking mechanism resists picking and prying.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
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.

5. CURT

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1/4-Inch Pin Diameter, CURT 23521 Black Trailer Tongue Coupler Lock, Up to 3/4-Inch Span

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CURT #ad - This trailer pin lock is protected from the elements with its black painted finish, while the coupler pin is shielded against corrosion with a durable zinc plating. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access.

With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3/4 inches. Dependable security. Weather-resistant. To help protect your trailer from theft, this trailer lock is made from high-strength steel and has a padlock-style design. Easy to operate. For your convenience, two keys are included with this trailer tongue lock. Two keys included. This padlock-style trailer tongue lock has a heavy-duty look to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed. Versatile.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height2 Inches
Length7 Inches
Weight0.45 Pounds
Width2 Inches
Part Number23521
Model23521
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

6. CZC AUTO

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Dia 1/4 Inch, Black, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler 1 Pack, CZC AUTO Black Trailer Hitch Coupler Lock

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CZC AUTO #ad - 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. Small size for easy carrying.

How to operate our trailer tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Czc auto trailer hitch coupler locking pin design:1/4 inch diameter tongue lock pin with effective length 3/4 Inch. 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.

Coupler locking hitch pin's Application: Tow Trailer Boat RV Truck Car. If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS. 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

7. Reese

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

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Reese #ad - Secure protection: easy-to-install lock resists picking, prying and drill outs. 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. 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, highly visible, deterrent yellow color is durable, and an essential accessory to all types of trailers. Guards against truck or trailer towaway theft in storage.
BrandReese #ad
ManufacturerReese Towpower #ad
Height9 Inches
Length9 Inches
Width3 Inches
Part Number72783
Model72783
Warranty1 Year

8. GoTow

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2", GoTow GT-10002 Universal Coupler Trailer Hitch Security Lock, Fits 1 7/8", and 2 5/16" Ball Mounts Yellow

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GoTow #ad - Adjust to your needs! - the ratcheting lock design has eleven positions, allowing you to adjust it to your needs. Includes 2 keys! - with two keys per lock, you can keep one in your car and another in a spot for safe storage. Fits most hitch mounts! - this lock is designed to fit 1 7/8", 2", and 2 5/16" couplers, which means any hitch can be secured. Use anytime! - with this lock's heavy duty steel construction, it's suitable for everyday use and long-term storage alike. Keep your haul safe! - With this coupler lock to prevent theft, your precious cargo stays safe.
BrandGoTow #ad
ManufacturerGoTow #ad
Height5.5 Inches
Length5.43 Inches
Width2.69 Inches
Part NumberGT-10002
ModelGT-10002

9. Master Lock

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2 Pack, Master Lock 605DAT Trailer Coupler Padlock

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Master Lock #ad - Solid brass case for corrosion resistance. Works on all 1-7/8" and 2" coupler latches, but not all 2-5/16". Opening measures exactly 3/4". These locks are NOT keyed alike. Simple installation and removal. Matching colored keyhead for added convenience. Limited lifetime warranty. Protected case-hardened steel shackle resists cutting and built-in anti-sawing pin for maximum protection. This listing is for two 2 solid brass coupler latch locks.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height5.56 Inches
Length0.9 Inches
Width3.5 Inches
Part Number605DAT
Model605DAT
WarrantyAs Labeled