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10 bestTrailer Coupler Locksof March 2025

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Rhino USA Trailer Hitch Lock - Patented 5/8 inch Locking Receiver Pin for Class V Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike
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1

Master Lock Trailer Lock, Trailer Coupler Lock, Fits 2-5/16 inch Couplers, 378DAT
Master Lock Trailer Lock, Trailer Coupler Lock, Fits 2-5/16 inch Couplers, 378DAT

Master Lock

10.0

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2

RETRUE Universal Coupler Lock Heavy-Duty Trailer Coupler Locks Ball Hitch Tow Hitch Lock for 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers, Grey
RETRUE Universal Coupler Lock Heavy-Duty Trailer Coupler Locks Ball Hitch Tow Hitch Lock for 1-7/8 Inch, 2 Inch, 2-5/16 Inch Couplers, Grey

RETRUE

10.0

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3

AMPLOCK Standard Series (2'' Trailer Coupler Lock)
AMPLOCK Standard Series (2'' Trailer Coupler Lock)

AMPLock

9.8

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4

Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Secures Safety Chains, Made in The USA, (Blue)
Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Secures Safety Chains, Made in The USA, (Blue)

Proven Industries

9.6

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5

Master Lock 379ATPY Universal Trailer Coupler Lock
Master Lock 379ATPY Universal Trailer Coupler Lock

Master Lock

9.4

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Rhino USA Trailer Hitch Lock - Patented 5/8 inch Locking Receiver Pin for Class V Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike

Rhino USA Trailer Hitch Lock - Patented 5/8 inch Locking Receiver Pin for Class V Hitches - Weatherproof Anti-Theft Lockable Pin with Dust, Mud & Gunk Protection - Used to Tow Truck, Boat, Bike

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Rhino USA Trailer Hitch Coupler Lock Kit (Includes 2" & 1/4" Couplers) Heavy Duty Anti-Theft Tongue Locks for Boat, RV, Travel Trailers & More - Reinforced Solid Steel for Ultimate Peace of Mind!

Rhino USA Trailer Hitch Coupler Lock Kit (Includes 2" & 1/4" Couplers) Heavy Duty Anti-Theft Tongue Locks for Boat, RV, Travel Trailers & More - Reinforced Solid Steel for Ultimate Peace of Mind!

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Reese Towpower 7088300 Heavy Duty Coupler Lock, Grey

Reese Towpower 7088300 Heavy Duty Coupler Lock, Grey

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TRIMAX UMAX50D Deluxe Universal Dual Purpose Trailer Coupler Lock with Integrated U-Lock

TRIMAX UMAX50D Deluxe Universal Dual Purpose Trailer Coupler Lock with Integrated U-Lock

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6

PEAKTOW PTS0002 Heavy Duty Universal Adjustable Coupler Lock Trailer Hitch Storage Security Lock Fits 1-7/8, 2, 2-5/16 Inches Couplers
PEAKTOW PTS0002 Heavy Duty Universal Adjustable Coupler Lock Trailer Hitch Storage Security Lock Fits 1-7/8, 2, 2-5/16 Inches Couplers

PEAKTOW

9.1

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7

Proven Industries Model 2178 Trailer Lock, Fits 2-Inch Trailer Couplers, Secures Safety Chains, Made in The USA, (Black)
Proven Industries Model 2178 Trailer Lock, Fits 2-Inch Trailer Couplers, Secures Safety Chains, Made in The USA, (Black)

Proven Industries

8.9

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8

Trimax UMAX100 Premium Universal 'Solid Hardened Steel' Trailer Lock (fits all couplers)
Trimax UMAX100 Premium Universal 'Solid Hardened Steel' Trailer Lock (fits all couplers)

Trimax

8.6

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9

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

Master Lock

8.3

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10

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

Master Lock

8.0

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