10 bestTrailer Hitch Locksof April 2026

112M consumers helped this year.

5% off

1

Kohree Heavy Duty Trailer Coupler Lock, RV Trailer Locks fit 2-5/16 inches, 2", 1-7/8" Couplers, Trailer Tongue Lock Trailer Ball Lock Sturdy Structural Steel Safety with 4 Keys & 4 Dust Covers, Black

Kohree Heavy Duty Trailer Coupler Lock, RV Trailer Locks fit 2-5/16 inches, 2", 1-7/8" Couplers, Trailer Tongue Lock Trailer Ball Lock Sturdy Structural Steel Safety with 4 Keys & 4 Dust Covers, Black

Kohree Heavy Duty Trailer Coupler Lock, RV Trailer Locks fit 2-5/16 inches, 2", 1-7/8" Couplers, Trailer Tongue Lock Trailer Ball Lock Sturdy Structural Steel Safety with 4 Keys & 4 Dust Covers, Black

Kohree

9.7

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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 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

9.4

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16% off

3

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

Master Lock

9.2

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4

Master Lock - (6) Keyed Alike Universal Trailer Coupler Locks 379KA-6

Master Lock - (6) Keyed Alike Universal Trailer Coupler Locks 379KA-6

Master Lock - (6) Keyed Alike Universal Trailer Coupler Locks 379KA-6

Master Lock

8.9

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5

Master Lock Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. Trailer Couplers, Weather Resistant Automotive Hitch Lock with Keys, 377KA

Master Lock Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. Trailer Couplers, Weather Resistant Automotive Hitch Lock with Keys, 377KA

Master Lock Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. Trailer Couplers, Weather Resistant Automotive Hitch Lock with Keys, 377KA

Master Lock

8.7

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OtherRelated products

Master Lock 379ATPY Universal Trailer Coupler Lock

Master Lock 379ATPY Universal Trailer Coupler Lock

CURT Manufacturing 23518 Black Trailer Hitch Lock 5/8-Inch Pin Diameter Fits 2-Inch Receiver

CURT Manufacturing 23518 Black Trailer Hitch Lock 5/8-Inch Pin Diameter Fits 2-Inch Receiver

Trimax TCP50 Trailer Lock Combo Pack (Keyed Alike)

Trimax TCP50 Trailer Lock Combo Pack (Keyed Alike)

Master Lock 3895DAT - Coupler Lock, Receiver Lock and Latch Lock - 3 Components Keyed Alike

Master Lock 3895DAT - Coupler Lock, Receiver Lock and Latch Lock - 3 Components Keyed Alike

6

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

Trimax

8.4

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7

TowWorks 79852 Keyed Alike 5/8" Trailer Hitch Lock Set for Adjustable Channel Mounts, Double Safety Heavy Duty Tow Hitch Receiver Locking Pins fit Class III - V Hitches

TowWorks 79852 Keyed Alike 5/8" Trailer Hitch Lock Set for Adjustable Channel Mounts, Double Safety Heavy Duty Tow Hitch Receiver Locking Pins fit Class III - V Hitches

TowWorks 79852 Keyed Alike 5/8" Trailer Hitch Lock Set for Adjustable Channel Mounts, Double Safety Heavy Duty Tow Hitch Receiver Locking Pins fit Class III - V Hitches

TowWorks

8.1

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8

Master Lock 3794DAT Trailer Coupler and Hitch Pin Lock Set, Keyed Alike,Black

Master Lock 3794DAT Trailer Coupler and Hitch Pin Lock Set, Keyed Alike,Black

Master Lock 3794DAT Trailer Coupler and Hitch Pin Lock Set, Keyed Alike,Black

Master Lock

7.8

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10% off

9

Nicunom Trailer Hitch Lock, Universal Lock Trailer Heavy Duty Coupler Locks with Keys, Red Trailer Tongue Lock for Vehicle Tow Boat RV Truck, Fits 1-7/8", 2" & 2-5/16" Couplers

Nicunom Trailer Hitch Lock, Universal Lock Trailer Heavy Duty Coupler Locks with Keys, Red Trailer Tongue Lock for Vehicle Tow Boat RV Truck, Fits 1-7/8", 2" & 2-5/16" Couplers

Nicunom Trailer Hitch Lock, Universal Lock Trailer Heavy Duty Coupler Locks with Keys, Red Trailer Tongue Lock for Vehicle Tow Boat RV Truck, Fits 1-7/8", 2" & 2-5/16" Couplers

Nicunom

7.5

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10

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

PEAKTOW

7.3

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