Best Trailer Locks Updated July 2025
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Best Trailer Locks
2025 Buyer's GuideUpdated July 2025
Advertiser disclosure About our rankings
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Best Trailer Lock
Premium Pick

9.9

1

9.9

ONNAIS Full Metal RV Keyless Entry Door Lock with Password & Remote, Trailer & Camper Door Lock Replacement, Versatile Latch fo...
Key entry
Design
Value for money
Picked by 309 people this week!
Picked by 309 people this week!
Picked by 309 people this week!
Best Trailer Lock
Premium Pick

9.9

1
ONNAIS Full Metal RV Keyless Entry Door Lock with Password & Remote, Trailer & Camper Door Lock Replacement, Versatile Latch fo...
Key entry
Design
Value for money
Picked by 309 people this week!

9.7

2

9.7

Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT
Lock security
Works well
Ease of use
Build quality
Value for money
Color
Save 25%
Save 25%

9.7

2
Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT
Lock security
Works well
Ease of use
Build quality
Value for money
Color
Save 25%

9.5

3

9.5

SaphRec Upgraded Trailer Lock, Fits 2-5/16 Inch Coupler Heavy Duty Anti-Theft Trailer Hitch Lock, Accessories for RV/Boat/Trail...
Save 15%
Save 15%

9.5

3
SaphRec Upgraded Trailer Lock, Fits 2-5/16 Inch Coupler Heavy Duty Anti-Theft Trailer Hitch Lock, Accessories for RV/Boat/Trail...
Save 15%

9.3

4

9.3

Tevlaphee Universal Wheel Lock Heavy Duty Security Trailer Wheel Lock Anti Theft Wheel Locks for Cars SUV Camper Motorcycle Tra...
Ease of use
Works well
Build quality
Security
Value for money
Visual deterrent
Save 23%
Save 23%

9.3

4
Tevlaphee Universal Wheel Lock Heavy Duty Security Trailer Wheel Lock Anti Theft Wheel Locks for Cars SUV Camper Motorcycle Tra...
Ease of use
Works well
Build quality
Security
Value for money
Visual deterrent
Save 23%

9.1

5

9.1

REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel, Yellow and Chrome ( Universal Fit)
Security
Works well
Ease of installation
Value for money
Color
Save 36%
Save 36%

9.1

5
REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel, Yellow and Chrome ( Universal Fit)
Security
Works well
Ease of installation
Value for money
Color
Save 36%

8.9

6

8.9

Rhino USA Trailer Hitch Lock Kit (for 2-5/16" Trailers) Heavy Duty Anti Theft Trailer Coupler Locks for RV, Camper, Trailer, Bo...
Build quality
Works well
Ease of use
Design
Key quality
Value for money

8.9

6
Rhino USA Trailer Hitch Lock Kit (for 2-5/16" Trailers) Heavy Duty Anti Theft Trailer Coupler Locks for RV, Camper, Trailer, Bo...
Build quality
Works well
Ease of use
Design
Key quality
Value for money

8.8

7

8.8

Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lock, 2847DAT
Works well
Value for money
Ease of use
Fit
Product quality

8.8

7
Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lock, 2847DAT
Works well
Value for money
Ease of use
Fit
Product quality
Popular

8.7

8

8.7

Rhino USA Trailer Hitch Pin (2 Inch) Patented 5/8" Locking Receiver Hitch Pins for Class III IV Hitches - Weatherproof Anti-The...
Build quality
Works well
Lockability
Ease of use
Design
Value for money
Popular

8.7

8
Rhino USA Trailer Hitch Pin (2 Inch) Patented 5/8" Locking Receiver Hitch Pins for Class III IV Hitches - Weatherproof Anti-The...
Build quality
Works well
Lockability
Ease of use
Design
Value for money
Best Value

8.6

9

8.6

RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel Fits 1-7/8 Inch,...
Works well
Value for money
Ease of installation
Deterrent
Save 28%
Save 28%
Best Value

8.6

9
RETRUE Universal Coupler Lock Trailer Locks Ball Hitch Trailer Hitch Lock Adjustable Security Heavy-Duty Steel Fits 1-7/8 Inch,...
Works well
Value for money
Ease of installation
Deterrent
Save 28%

8.5

10

8.5

Master Lock Black Universal Size Trailer Hitch Lock, Trailer Coupler Lock for Securing RV’s, Horse Trailers, Tool Trailers and ...
Lock security
Works well
Build quality
Ease of use
Fit
Value for money

8.5

10
Master Lock Black Universal Size Trailer Hitch Lock, Trailer Coupler Lock for Securing RV’s, Horse Trailers, Tool Trailers and ...
Lock security
Works well
Build quality
Ease of use
Fit
Value for money

Our Top Choice

Best Trailer Lock
Premium Pick

9.9

1

9.9

ONNAIS Full Metal RV Keyless Entry Door Lock with Password & Remote, Trailer & Camper Door Lock Replacement, Versatile Latch fo...
Key entry
Design
Value for money
Picked by 309 people this week!
Picked by 309 people this week!
Picked by 309 people this week!
Best Trailer Lock
Premium Pick

9.9

1
ONNAIS Full Metal RV Keyless Entry Door Lock with Password & Remote, Trailer & Camper Door Lock Replacement, Versatile Latch fo...
Key entry
Design
Value for money
Picked by 309 people this week!
Related Categories
Trailer Hitch LockTrailer Coupler LockTrailer Tongue LockHitch LockTrailer Wheel LockLocking Hitch Pin
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Related Categories
Trailer Hitch LockTrailer Coupler LockTrailer Tongue LockHitch LockTrailer Wheel LockLocking Hitch Pin
Related Categories
Trailer Hitch LockTrailer Coupler LockTrailer Tongue LockHitch LockTrailer Wheel LockLocking Hitch Pin