Top 10 Trailer Lock Coupler – Towing Hitch Locks

As an Amazon Associate I earn from qualifying purchases.

1. Reese

#ad

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

#ad
Reese #ad - Deters theft: bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers.

Dimensions: 9” x 9” x 3”. Distance between lock shackle holes center to center is 4-1/2 inch. Secure protection: easy-to-install lock resists picking, prying and drill outs. Guards against truck or trailer towaway theft in storage. Built to last: the reese towpower universal coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Universal fit: ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers.
BrandReese #ad
ManufacturerReese Towpower #ad
Height9 Inches
Length9 Inches
Weight1 Pounds
Width3 Inches
Part Number72783
Model72783
Warranty1 Year

2. CURT

#ad

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

#ad
CURT #ad - For your convenience, two keys are included with this trailer tongue lock. Two keys included. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access.

Versatile. Dependable security. 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. 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. 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. Easy to operate. Weather-resistant. To help protect your trailer from theft, this trailer lock is made from high-strength steel and has a padlock-style design.
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)

3. Master Lock

#ad

Master Lock 605DAT Trailer Coupler Padlock, 2 Pack

#ad
Master Lock #ad - Opening measures exactly 3/4". Works on all 1-7/8" and 2" coupler latches, but not all 2-5/16". These locks are NOT keyed alike. This listing is for two 2 solid brass coupler latch locks. Solid brass case for corrosion resistance. Matching colored keyhead for added convenience. Simple installation and removal. Limited lifetime warranty. Protected case-hardened steel shackle resists cutting and built-in anti-sawing pin for maximum protection.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height5.56 Inches
Length0.9 Inches
Weight1 Pounds
Width3.5 Inches
Part Number605DAT
Model605DAT
WarrantyAs Labeled

4. Trimax

#ad

Trimax TMC10 Coupler / Door Latch Lock fits couplers to 3/4" span

#ad
Trimax #ad - Protective rubber bumper prevents rattling and abrasion. Internal o-ring in lock keeps water, grime and dirt out of locking mechanism to ensure years of use. Rugged and durable, 7 pin, the key will not bend or break. Type a key which is a spring loaded, high security key. Fits couplers with up to a 3/4" span. Resists attempted drill outs. Protective rubber cap protects keyhole from water, grime, and dirt.
BrandTrimax #ad
ManufacturerTrimax Locks - Wyers Products #ad
Height5.1 Inches
Length1.5 Inches
Weight0.65 Pounds
Width3.9 Inches
Part NumberTMC10
ModelTMC10
WarrantyLifetime Warranty

5. Master Lock

#ad

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

#ad
Master Lock #ad - Advanced locking mechanism resists picking and prying. The bright red finish discourages thiefs from messing with your trailer. Simple installation and removal. Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers. Resists rust and corrosion. This lock protects unattended trailers and guards against tow-away theft.
BrandMaster Lock #ad
ManufacturerMaster Lock #ad
Height7.5 Inches
Length6.5 Inches
Weight1 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.

6. Reese

#ad

Reese Towpower 7014700 Tow 'N Store Lock Kit, Yellow

#ad
Reese #ad - Includes swiveling clip. Easy to install. Designed to provide excellent towing. Includes swiveling clip. Lockable offering extra safety.
BrandReese #ad
ManufacturerReese Towpower #ad
Height6 Inches
Length6 Inches
Weight2.8 Pounds
Width3.7 Inches
Part Number7014700
Model7014700
Warranty1 Year

7. Trimax

#ad

Trimax UMAX50D Universal Dual Purpose Trailer Coupler and U-Lock

#ad
Trimax #ad - Key hole cover keeps out dirt. New design can be used as a Universal Coupler Lock or U-Lock. Rust proof hammer tone epoxy finish. One size fits all from 1-7/8", to 2-5/15", 2", all coupler types. Fit type: Universal Fit. Dual ratchet lock System.
BrandTrimax #ad
ManufacturerTrimax Locks - Wyers Products #ad
Height4 Inches
Length9.75 Inches
Weight3.6 Pounds
Width9.25 Inches
Part NumberUMAX50D
ModelUMAX50D
Warrantylimited Lifetime manufacturer

8. Reese

#ad

Grey, Reese Towpower 7088300 Heavy Duty Coupler Lock

#ad
Reese #ad - Universal, fits all couplers. Ratchet design with eleven locking positions. Secures trailer when not being towed. Bright theft deterrent silver. Fits 1-7/8, 2 and 2-5/16 inch trailers. Two theft proof square keys are included.
BrandReese #ad
ManufacturerReese Towpower #ad
Height0 Inches
Length0 Inches
Weight3.15 Pounds
Width0 Inches
Part Number7088300
Model7088300
Warranty1 Year

9. CURT

#ad

1/4-Inch Pin Diameter, Up to 3-Inch Span, CURT 23503 Right-Angle Trailer Coupler Lock

#ad
CURT #ad - For your convenience, two keys are included with this trailer tongue lock. Watertight. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access.

Two keys included. Dependable security. Ergonomic operation. This right-angle trailer lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer. Versatile. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction.

The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the coupler lock head is shielded against corrosion with a durable anodized aluminum finish. With a 1/4-inch diameter, segmented pin, this trailer coupler lock fits latch-type couplers spanning from 1 inch up to 3 inches.
BrandCURT #ad
ManufacturerCurt Manufacturing #ad
Height2 Inches
Length7 Inches
Weight0.5 Pounds
Width2 Inches
Part Number23503
Model23503
WarrantyLimited Lifetime Warranty (One-Year Finish, One-Year Parts)

10. CZC AUTO

#ad

Black, 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

#ad
CZC AUTO #ad - 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.

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. 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.

Security of our coupler locking pin: this trailer lock is made of high-strength steel to deter theft. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. 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. Coupler locking hitch pin's Application: Tow Trailer Boat RV Truck Car.
BrandCZC AUTO #ad
ManufacturerCZC AUTO #ad
Part Number11410