Shop Trailer Coupler Locks Rated

Sponsored
About our ads
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$80.99
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$80.99
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$36.38
Draw-Tite Trailer Tow Hitch Coupler Tongue Lock Gorilla Guard Fits 2" Couplers W/ 2 Keys
TrailerJacks.com
1K+
$36.38
Draw-Tite Trailer Tow Hitch Coupler Tongue Lock Gorilla Guard Fits 2" Couplers W/ 2 Keys
TrailerJacks.com
$33.66
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
17K+
$33.66
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
$54.90
Rhino USA Trailer Coupler Lock Kits (2") | UTV Source
UTV Source
219
$54.90
Rhino USA Trailer Coupler Lock Kits (2") | UTV Source
UTV Source
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
4K+
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$68.53
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$68.53
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$24.76
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
1K+
$24.76
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
$549.86
Altor Locks Trailer Coupler Lock: Black, Stainless Steel, Powder Coated, Coupler Lock Model: MVP001.2516
Grainger
6
$549.86
Altor Locks Trailer Coupler Lock: Black, Stainless Steel, Powder Coated, Coupler Lock Model: MVP001.2516
Grainger
$179.95
Extreme Duty Coupler Lock Coupler Lock And 2 Locking Pins
Bulletproof Hitches
$179.95
Extreme Duty Coupler Lock Coupler Lock And 2 Locking Pins
Bulletproof Hitches
$32.99
CURT Coupler Lock (1/4" Pin, 3/4" Latch Span, Padlock, Solid Brass), 23546
Advance Auto Parts
24
$32.99
CURT Coupler Lock (1/4" Pin, 3/4" Latch Span, Padlock, Solid Brass), 23546
Advance Auto Parts
$25.99
Trimax Coupler Locks - 3-1/2in
Sportsman's Warehouse
21
$25.99
Trimax Coupler Locks - 3-1/2in
Sportsman's Warehouse
$21.70
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$21.70
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$72.99
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
2
$72.99
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
$33.07
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
1K+
$33.07
Master Lock Receiver/Coupler Lock: Silver, (2) Keys, Trailer Locking Kit Model: 2848DAT
Grainger
$75.00
$149.99
Trailer Lock Heavy Duty Anti Theft Lock Fits 2 5/16-Inch Couplers. Secures Safety Chains. For Trailers. Rvs. And Boats (Blue) - Blue
Taoyoci
49% off
$75.00
$149.99
Trailer Lock Heavy Duty Anti Theft Lock Fits 2 5/16-Inch Couplers. Secures Safety Chains. For Trailers. Rvs. And Boats (Blue) - Blue
Taoyoci
$24.99
Curt Universal Trailer Coupler Lock - 23090
Defender Marine
1
$24.99
Curt Universal Trailer Coupler Lock - 23090
Defender Marine
$55.90
VEVOR Collar Coupler Lock Fits 2 & 2-5/16-Inch Demco Cast Head Couplers Trailer Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant
VEVOR
$55.90
VEVOR Collar Coupler Lock Fits 2 & 2-5/16-Inch Demco Cast Head Couplers Trailer Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant
VEVOR
$24.99
Trailer Stainless Steel Coupler Lock, 7/8" Span, Trimax SXTC1
SiraWeb
81
$24.99
Trailer Stainless Steel Coupler Lock, 7/8" Span, Trimax SXTC1
SiraWeb
$384.95
The Icon Trailer Coupler Lock 2-5/16" Ball Extreme Duty Patented Anti-Theft Design
RecPro
Free shipping
$384.95
The Icon Trailer Coupler Lock 2-5/16" Ball Extreme Duty Patented Anti-Theft Design
RecPro
$36.99
Trailer 5/8" Receiver Lock & 2-1/2" Span Coupler Lock Set, Trimax TM32
SiraWeb
32
$36.99
Trailer 5/8" Receiver Lock & 2-1/2" Span Coupler Lock Set, Trimax TM32
SiraWeb
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
1
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$549.86
Altor Locks Trailer Coupler Lock: Black, Stainless Steel, Powder Coated, Coupler Lock Model: MVP000.2516
Grainger
57
$549.86
Altor Locks Trailer Coupler Lock: Black, Stainless Steel, Powder Coated, Coupler Lock Model: MVP000.2516
Grainger
$218.45
Infiniterule Trailer Coupler Lock Kit - 2" Demco Ez-Latch Couplers W/ Hitch Lock & Coupler Lock IR37RR
etrailer.com
$218.45
Infiniterule Trailer Coupler Lock Kit - 2" Demco Ez-Latch Couplers W/ Hitch Lock & Coupler Lock IR37RR
etrailer.com
$76.90
VEVOR Trailer Lock Fits 2-5/16-Inch Cast Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Corrision-Resistant Anti-Theft Rv
VEVOR
2
$76.90
VEVOR Trailer Lock Fits 2-5/16-Inch Cast Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Corrision-Resistant Anti-Theft Rv
VEVOR
$69.90
VEVOR Trailer Lock Fits 2-5/16-Inch Airstream Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant Anti-Theft Trailer
VEVOR
$69.90
VEVOR Trailer Lock Fits 2-5/16-Inch Airstream Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Rust-Resistant Anti-Theft Trailer
VEVOR
$75.33
Reese Receiver/Coupler Lock: Universal, Silver, (2) Keys, Trailer Locking Kit Model: 7030600
Grainger
1
$75.33
Reese Receiver/Coupler Lock: Universal, Silver, (2) Keys, Trailer Locking Kit Model: 7030600
Grainger
$99.50
$199.00
Trailer Lock Fits 2 5/16 Inch Coupler. Upgrade Anti Theft Heavy-Duty Steel Trailer Hitch Locks. Camper Accessories For RV. Trailer. Boat. Pickup.Made In USA. - Red
Taoyoci
50% off
$99.50
$199.00
Trailer Lock Fits 2 5/16 Inch Coupler. Upgrade Anti Theft Heavy-Duty Steel Trailer Hitch Locks. Camper Accessories For RV. Trailer. Boat. Pickup.Made In USA. - Red
Taoyoci
$187.80
Master Lock Universal Trailer Coupler Lock, Fits Most 1-7/8", 2" And 2-5/16" Couplers - 389DAT - Pkg Qty 4
Global Industrial
17K+
$187.80
Master Lock Universal Trailer Coupler Lock, Fits Most 1-7/8", 2" And 2-5/16" Couplers - 389DAT - Pkg Qty 4
Global Industrial
$20.99
CURT Coupler Lock (1/4in. Pin 3/4in. Latch Span Padlock Brass-Plated), 23022
Advance Auto Parts
$20.99
CURT Coupler Lock (1/4in. Pin 3/4in. Latch Span Padlock Brass-Plated), 23022
Advance Auto Parts
$61.99
Master Lock Trailer Lock Set Coupler, Receiver And Coupler Latch, Keyed Alike
delupe.com
Free shipping
$61.99
Master Lock Trailer Lock Set Coupler, Receiver And Coupler Latch, Keyed Alike
delupe.com
$197.37
Trimax Deluxe Universal Coupler Lock - 2-Pack, Keyed Alike, Fits 1-7/8in. To 2-5/16in. Couplers, 4.5in. Shackle Width, Model UMAX-100-2-KA
Northern Tool
Free shipping
$197.37
Trimax Deluxe Universal Coupler Lock - 2-Pack, Keyed Alike, Fits 1-7/8in. To 2-5/16in. Couplers, 4.5in. Shackle Width, Model UMAX-100-2-KA
Northern Tool
The 12 Best Boat Trailer Lock Reviews for 2026
The 12 Best Boat Trailer Lock Reviews for 2026
1 viewsOct 1, 2023
ridetheducksofseattle.com
Top 5 Best & Most Secure Trailer Hitch Locks • (2026 Reviews)
Top 5 Best & Most Secure Trailer Hitch Locks • (2026 Reviews)
Aug 2, 2020
antitheftboss.com
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
0:45
Master Lock Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. …
36 viewsOct 3, 2008
amazon
12 Best RV Door Locks to Protect Your Camper Trailer
12 Best RV Door Locks to Protect Your Camper Trailer
Sep 10, 2021
rvzone.com
Sleep better…get a Proven Industries Lock for your trailer!🇺🇸 We have custom-designed locks for all coupler styles. Made in the USA and ships same day! ➡️Provenlocks.com #provenindustries #provenlocks #cargotrailers #campers #enclosedtrailer #fifthwheel #dumptrailer #construction #lawntiktok #boat #security #couplerlock #trailerlock #madeinamerica #supportsmallbusiness
Sleep better…get a Proven Industries Lock for your trailer!🇺🇸 W…
4.5K viewsJun 1, 2023
TikTokprovenindustriesofficial
Secure Your Trailer with Rhino USA Coupler Lock Kit
Secure Your Trailer with Rhino USA Coupler Lock Kit
26.2K views10 months ago
TikTokoletc
Top 5 Best Trailer Hitch Locks in 2025 | Reviews, Prices & Where to Buy
7:13
Top 5 Best Trailer Hitch Locks in 2025 | Reviews, Prices & Where to …
4.3K viewsNov 23, 2023
YouTubeSecure Gear
Just think about it before you buy any cheap lock to secure your trail…
3.2M viewsMar 2, 2023
TikTokprovenindustriesofficial
etrailer | EZ Lock Bulldog Collar-Lok Trailer Coupler Lock Review
4.3K viewsAug 12, 2021
YouTubeetrailer
[1356] A Master Lock I Should FEAR?!? Model 377 Trailer Lock
1.3M viewsSep 8, 2021
YouTubeLockPickingLawyer
0:59
BOLT Off Vehicle Coupler Lock
8.6K viewsFeb 19, 2020
YouTubeBOLT Lock
1:03
Trailer Coupling Locks // Supercheap Auto
65.7K viewsDec 14, 2015
YouTubeSupercheap Auto
14:18
DIY Travel Trailer Lock - How To Make
316.1K viewsApr 11, 2019
YouTubehomesteadonomics
11:30
Lock N'Load: Upgrading Your Trailer Lock
37.1K viewsAug 17, 2017
YouTubeSlim Potatohead
3:57
Trailer Safety Series - Gooseneck Coupling & Maintenance
88.9K viewsOct 22, 2018
YouTubePJ Trailers
4:29
Coupler Locks to Secure Your Trailer
50.9K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
1:46
U-Haul Stainless Coupler Lock: Review and Demo
9.6K viewsJun 4, 2021
YouTubeU-Haul Trailer Hitches And Towing
4:26
[660] Ramset vs. Reese Trailer Coupler Lock
1.4M viewsApr 13, 2018
YouTubeLockPickingLawyer
7:26
(1532) Master Lock Trailer Couplers (379ATPY & 389DAT) (JUNK!)
106.3K viewsJul 17, 2019
YouTubeBill Johnson
1:18
Interstate Trailer Defender High Security Coupler Lock
20K viewsApr 13, 2021
YouTubeTrailersPlus1
20:41
The Best Trailer Lock Just Got Better!
54.1K viewsDec 9, 2019
YouTubeRough Rider's Adventures
21:23
Harbor Freight Hitch Pin Locks Review & Evaluation
11.5K viewsOct 21, 2018
YouTubeCatus Maximus
13:12
The Best Trailer Lock you can get!
95.3K viewsSep 11, 2020
YouTubeTools In Action
5:01
Twistlocks for Aluminum Flatbeds & Double Drop Deck Trailers
33.4K viewsJun 3, 2012
YouTubeBuffers USA Inc.
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Coupler will not latch properly
72.6K viewsDec 8, 2017
YouTubeWestbrook Trailers
4:10
Unboxing - Proven Industries Puck Style Lock - For Enclosed Trailer …
32.1K viewsJun 12, 2017
YouTubeBrian's Lawn Maintenance
1:06
Tow Bar Tow Hitch Coupling Maintenance and Replacement - R…
44.8K viewsJun 3, 2020
YouTubeRepco
4:03
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190.1K viewsDec 28, 2015
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1:27
Proven Coupler Lock Review. Is This The Best Trailer Lock On Th…
15.9K viewsOct 28, 2020
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4:34
This is the wheel lock you should buy for your travel trailer!
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Shop Trailer Coupler Locks Rated

Sponsored
About our ads
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Blue - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$30.00
Metal Trailer Lock - Keyed Alike, Yellow - ULINE
Uline
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$15.29
OTR Trailer Gladhand Lock | Otr Gladhand Lock Random Key | OTR50030
FleetPride
$80.99
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$80.99
VEVOR Trailer Coupler Lock Fits 2-5/16-Inch Cast/Bulldog Trailer Couplers Heavy Duty Trailer Hitch Lock With 3 Keys Corrision-Resistant Anti-Theft
VEVOR
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$71.49
Fulton Gorilla Guard Trailer Lock, 2 Couplers"
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$16.89
Fulton Trailer Coupler Lock
Watercraft Superstore
$36.38
Draw-Tite Trailer Tow Hitch Coupler Tongue Lock Gorilla Guard Fits 2" Couplers W/ 2 Keys
TrailerJacks.com
1K+
$36.38
Draw-Tite Trailer Tow Hitch Coupler Tongue Lock Gorilla Guard Fits 2" Couplers W/ 2 Keys
TrailerJacks.com
$33.66
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
17K+
$33.66
Master Lock Trailer Coupler Lock - 1-7/8", 2" And 2-5/16" Ball Couplers ML389DAT
etrailer.com
$54.90
Rhino USA Trailer Coupler Lock Kits (2") | UTV Source
UTV Source
219
$54.90
Rhino USA Trailer Coupler Lock Kits (2") | UTV Source
UTV Source
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
4K+
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$68.53
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$68.53
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$24.76
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
1K+
$24.76
Master Lock Trailer Coupler Latch Lock - 3-1/2" Span - 9/32" Diameter - Chrome ML94VR
etrailer.com
$549.86
Altor Locks Trailer Coupler Lock: Black, Stainless Steel, Powder Coated, Coupler Lock Model: MVP001.2516
Grainger
6
$549.86
Altor Locks Trailer Coupler Lock: Black, Stainless Steel, Powder Coated, Coupler Lock Model: MVP001.2516
Grainger
$179.95
Extreme Duty Coupler Lock Coupler Lock And 2 Locking Pins
Bulletproof Hitches
$179.95
Extreme Duty Coupler Lock Coupler Lock And 2 Locking Pins
Bulletproof Hitches
$32.99
CURT Coupler Lock (1/4" Pin, 3/4" Latch Span, Padlock, Solid Brass), 23546
Advance Auto Parts
24
$32.99
CURT Coupler Lock (1/4" Pin, 3/4" Latch Span, Padlock, Solid Brass), 23546
Advance Auto Parts
$25.99
Trimax Coupler Locks - 3-1/2in
Sportsman's Warehouse
21
$25.99
Trimax Coupler Locks - 3-1/2in
Sportsman's Warehouse
$21.70
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$21.70
Etrailer Trailer Coupler Latch Lock - 2" Span - 1/4" Diameter - Chrome E98886
etrailer.com
$72.99
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR
2
$72.99
VEVOR Trailer Lock Fits 2 & 2-5/16-Inch Straight Tongue Ball Couplers Heavy Duty Hitch Lock With 3 Keys Secures Security Chains Anti-Theft Rv Trailer
VEVOR