Shop best trailer coupler lock

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$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
Free shipping
15% off
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
Free shipping
30% off
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
$89.95
Extreme Duty Coupler Lock Coupler Lock
Bulletproof Hitches
$89.95
Extreme Duty Coupler Lock Coupler Lock
Bulletproof Hitches
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$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
$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
$49.95
Bulletproof Hitches Medium Duty Trailer Coupler Lock Model MDCOUPLERLOCK
Elite Truck
$49.95
Bulletproof Hitches Medium Duty Trailer Coupler Lock Model MDCOUPLERLOCK
Elite Truck
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$68.90
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
$68.90
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
$84.90
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
$84.90
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
$74.09
BOLT Trailer Coupler Lock - 1-7/8", 2", And 2-5/16" Couplers - For Ford Side Cut Key BL7032496
etrailer.com
$74.09
BOLT Trailer Coupler Lock - 1-7/8", 2", And 2-5/16" Couplers - For Ford Side Cut Key BL7032496
etrailer.com
$92.90
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
$92.90
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
$89.99
Bulletproof Hitches Extreme Duty Coupler Lock
Tractor Supply Co.
$89.99
Bulletproof Hitches Extreme Duty Coupler Lock
Tractor Supply Co.
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$24.64
Reese Adjustable Trailer Tow Hitch Coupler Tongue Lock Fits Most Couplers W/ 2 Keys 3/16" Pin Diameter Easy Access Adjusts From 5/8" To 3" Bulk
TrailerJacks.com
$24.64
Reese Adjustable Trailer Tow Hitch Coupler Tongue Lock Fits Most Couplers W/ 2 Keys 3/16" Pin Diameter Easy Access Adjusts From 5/8" To 3" Bulk
TrailerJacks.com
$89.95
$107.94
Bulletproof Hitches Extreme Duty Pintle Coupler Lock Model PINTLELOCK
Elite Truck
16% off
$89.95
$107.94
Bulletproof Hitches Extreme Duty Pintle Coupler Lock Model PINTLELOCK
Elite Truck
$35.99
CURT Brass Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 3/4 Inch Span 23546
TrailerJacks.com
$35.99
CURT Brass Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 3/4 Inch Span 23546
TrailerJacks.com
$285.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Alike
H To O Supply
$285.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Alike
H To O Supply
$31.99
CURT Chrome Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 2-1/2 Inch Span 23522
Hitch Expo
$31.99
CURT Chrome Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 2-1/2 Inch Span 23522
Hitch Expo
$77.82
Trimax Universal Trailer Coupler Lock For 1-7/8", 2", And 2-5/16" Couplers TMX47FR
etrailer.com
$77.82
Trimax Universal Trailer Coupler Lock For 1-7/8", 2", And 2-5/16" Couplers TMX47FR
etrailer.com
$89.95
Bulletproof Hitches EDCOUPLERLOCK: Bulletproof Hitches Extreme-Duty Coupler Locks
Summit Racing
$89.95
Bulletproof Hitches EDCOUPLERLOCK: Bulletproof Hitches Extreme-Duty Coupler Locks
Summit Racing
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
Free shipping
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
$29.99
Reese Towpower Trailer Coupler Lock, Universal Fit
Tractor Supply Co.
$29.99
Reese Towpower Trailer Coupler Lock, Universal Fit
Tractor Supply Co.
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
Free shipping
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
$69.28
$73.95
Blaylock Trailer Coupler Lock For 2" Bulldog Collar-Lok Couplers
ReeseHitches.com
$69.28
$73.95
Blaylock Trailer Coupler Lock For 2" Bulldog Collar-Lok Couplers
ReeseHitches.com
$340.00
B&W Trailer Hitches Defender Locking Gooseneck Coupler W/ 2 5/16" Integrated Lock | GNC4250
Thoroughbred Diesel
$340.00
B&W Trailer Hitches Defender Locking Gooseneck Coupler W/ 2 5/16" Integrated Lock | GNC4250
Thoroughbred Diesel
$114.97
TRAILER COUPLER LOCK
Marine Parts Only
$114.97
TRAILER COUPLER LOCK
Marine Parts Only
$36.99
$41.99
Master Lock Universal Trailer Coupler Lock
Tractor Supply Co.
11% off
$36.99
$41.99
Master Lock Universal Trailer Coupler Lock
Tractor Supply Co.
$10.95
CE SMITH Trailer Coupler Lock 00900-40
Trailer Parts Superstore
$10.95
CE SMITH Trailer Coupler Lock 00900-40
Trailer Parts Superstore
$349.00
Altor Icon Trailer Coupler Lock For 2-5/16-Inch Hitch Ball Cast With Twist Latch MVP014.2516
AmericanTrucks.com
$349.00
Altor Icon Trailer Coupler Lock For 2-5/16-Inch Hitch Ball Cast With Twist Latch MVP014.2516
AmericanTrucks.com
$43.41
Draw-Tite Trailer Coupler Lock, Fits 2-5/16 in. Coupler, Gorilla Guard
TowUniverse.com
$43.41
Draw-Tite Trailer Coupler Lock, Fits 2-5/16 in. Coupler, Gorilla Guard
TowUniverse.com
$349.00
Silverado 2500 Altor Icon Trailer Coupler Lock For 2-5/16-Inch Hitch Ball Cast V2 MVP002.2516
AmericanTrucks.com
$349.00
Silverado 2500 Altor Icon Trailer Coupler Lock For 2-5/16-Inch Hitch Ball Cast V2 MVP002.2516
AmericanTrucks.com
$349.00
Chevy Silverado 1500 Altor Icon Trailer Coupler Lock For 2-5/16-Inch Hitch Ball Cast V3 MVP003.2516
AmericanTrucks.com
$349.00
Chevy Silverado 1500 Altor Icon Trailer Coupler Lock For 2-5/16-Inch Hitch Ball Cast V3 MVP003.2516
AmericanTrucks.com
$34.99
Master Lock Lock And Adjustable Coupler Latch Lock Package | For Trailers | By West Marine
WestMarine
$34.99
Master Lock Lock And Adjustable Coupler Latch Lock Package | For Trailers | By West Marine
WestMarine
$19.99
$27.95
Trailer Coupler Latch Lock
ReeseHitches.com
28% off
$19.99
$27.95
Trailer Coupler Latch Lock
ReeseHitches.com
$326.02
Trimax Economy Universal Coupler Lock 5-Pack - Keyed Alike, Fits 1-7/8In., 2In., Or 2-5/16in. Couplers, 4-3/4in. Shackle Width, Model UMAX-50-5-KA
Northern Tool
Free shipping
$326.02
Trimax Economy Universal Coupler Lock 5-Pack - Keyed Alike, Fits 1-7/8In., 2In., Or 2-5/16in. Couplers, 4-3/4in. Shackle Width, Model UMAX-50-5-KA
Northern Tool
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Rhino USA trailer hitch coupler lock: best bang for the buck!!
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Shop best trailer coupler lock

Sponsored
About our ads
$89.99
Bulletproof Hitches Extreme Duty Coupler Lock
Tractor Supply Co.
$89.99
Bulletproof Hitches Extreme Duty Coupler Lock
Tractor Supply Co.
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$24.64
Reese Adjustable Trailer Tow Hitch Coupler Tongue Lock Fits Most Couplers W/ 2 Keys 3/16" Pin Diameter Easy Access Adjusts From 5/8" To 3" Bulk
TrailerJacks.com
$24.64
Reese Adjustable Trailer Tow Hitch Coupler Tongue Lock Fits Most Couplers W/ 2 Keys 3/16" Pin Diameter Easy Access Adjusts From 5/8" To 3" Bulk
TrailerJacks.com
$89.95
$107.94
Bulletproof Hitches Extreme Duty Pintle Coupler Lock Model PINTLELOCK
Elite Truck
16% off
$89.95
$107.94
Bulletproof Hitches Extreme Duty Pintle Coupler Lock Model PINTLELOCK
Elite Truck
$35.99
CURT Brass Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 3/4 Inch Span 23546
TrailerJacks.com
$35.99
CURT Brass Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 3/4 Inch Span 23546
TrailerJacks.com
$285.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Alike
H To O Supply
$285.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Alike
H To O Supply
$31.99
CURT Chrome Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 2-1/2 Inch Span 23522
Hitch Expo
$31.99
CURT Chrome Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 2-1/2 Inch Span 23522
Hitch Expo
$77.82
Trimax Universal Trailer Coupler Lock For 1-7/8", 2", And 2-5/16" Couplers TMX47FR
etrailer.com
$77.82
Trimax Universal Trailer Coupler Lock For 1-7/8", 2", And 2-5/16" Couplers TMX47FR
etrailer.com
$89.95
Bulletproof Hitches EDCOUPLERLOCK: Bulletproof Hitches Extreme-Duty Coupler Locks
Summit Racing
$89.95
Bulletproof Hitches EDCOUPLERLOCK: Bulletproof Hitches Extreme-Duty Coupler Locks
Summit Racing
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
Free shipping
$69.65
Blaylock Trailer Coupler Lock With Disc Padlock - Fits 2in. And 2-5/16in. Couplers, Heavy-Duty Aircraft Aluminum, Model TL-33-40-D
Northern Tool
$29.99
Reese Towpower Trailer Coupler Lock, Universal Fit
Tractor Supply Co.
$29.99
Reese Towpower Trailer Coupler Lock, Universal Fit
Tractor Supply Co.
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
Free shipping
$82.95
Progress Mfg. Fastway Universal Trailer Coupler Lock - Nickel, Fits 1-7/8In., 2In., 2-5/16in. Couplers, Pick Resistant, Model 86-00-5015
Northern Tool
$69.28
$73.95
Blaylock Trailer Coupler Lock For 2" Bulldog Collar-Lok Couplers
ReeseHitches.com
$69.28
$73.95
Blaylock Trailer Coupler Lock For 2" Bulldog Collar-Lok Couplers
ReeseHitches.com
$340.00
B&W Trailer Hitches Defender Locking Gooseneck Coupler W/ 2 5/16" Integrated Lock | GNC4250
Thoroughbred Diesel
$340.00
B&W Trailer Hitches Defender Locking Gooseneck Coupler W/ 2 5/16" Integrated Lock | GNC4250
Thoroughbred Diesel
$114.97
TRAILER COUPLER LOCK
Marine Parts Only
$114.97
TRAILER COUPLER LOCK
Marine Parts Only
$36.99
$41.99
Master Lock Universal Trailer Coupler Lock
Tractor Supply Co.
11% off
$36.99
$41.99
Master Lock Universal Trailer Coupler Lock
Tractor Supply Co.
$10.95
CE SMITH Trailer Coupler Lock 00900-40
Trailer Parts Superstore
$10.95
CE SMITH Trailer Coupler Lock 00900-40
Trailer Parts Superstore

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Static thumbnail place holder

Shop best trailer coupler lock

Sponsored
About our ads
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
Free shipping
15% off
$75.64
$89.99
2026 Upgraded Trailer Lock Fits 2-5/16 Inch Coupler, Heavy Duty Trailer Hitch Locks, Anti-Theft Trailer Coupler Lock For RV/Trailer/Cargo/Boat/Camper/
Amazon.com
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
Free shipping
30% off
$55.99
$79.99
Heavy Duty Trailer Hitch Locks Fits 2" And 2-5/16" Couplers, Upgraded Anti Theft Trailer Tongue Lock Secure With Coupler And Safety Chain, Trailer
Amazon.com
$89.95
Extreme Duty Coupler Lock Coupler Lock
Bulletproof Hitches
$89.95
Extreme Duty Coupler Lock Coupler Lock
Bulletproof Hitches
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$66.95
Master Lock Trailer Coupler Lock, 2-5/16" - 378DAT
Global Industrial
$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
$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
$49.95
Bulletproof Hitches Medium Duty Trailer Coupler Lock Model MDCOUPLERLOCK
Elite Truck
$49.95
Bulletproof Hitches Medium Duty Trailer Coupler Lock Model MDCOUPLERLOCK
Elite Truck
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$71.62
Sleeve-Lock A-Frame Trailer Coupler - Flip Latch - Black - 2" Ball - 7,000 Lbs CA-5196-B
etrailer.com
$68.90
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
$68.90
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
$84.90
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
$84.90
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
$74.09
BOLT Trailer Coupler Lock - 1-7/8", 2", And 2-5/16" Couplers - For Ford Side Cut Key BL7032496
etrailer.com
$74.09
BOLT Trailer Coupler Lock - 1-7/8", 2", And 2-5/16" Couplers - For Ford Side Cut Key BL7032496
etrailer.com
$92.90
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
$92.90
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
$89.99
Bulletproof Hitches Extreme Duty Coupler Lock
Tractor Supply Co.
$89.99
Bulletproof Hitches Extreme Duty Coupler Lock
Tractor Supply Co.
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$24.57
Bulldog Stainless Steel Trailer Tow Hitch Coupler Tongue Lock W/ 2 Keys Lock Housing Rotates 360 Degrees
TrailerJacks.com
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$54.90
Rhino USA Trailer Coupler Lock Kits (2-5/16") | UTV Source
UTV Source
$24.64
Reese Adjustable Trailer Tow Hitch Coupler Tongue Lock Fits Most Couplers W/ 2 Keys 3/16" Pin Diameter Easy Access Adjusts From 5/8" To 3" Bulk
TrailerJacks.com
$24.64
Reese Adjustable Trailer Tow Hitch Coupler Tongue Lock Fits Most Couplers W/ 2 Keys 3/16" Pin Diameter Easy Access Adjusts From 5/8" To 3" Bulk
TrailerJacks.com
$89.95
$107.94
Bulletproof Hitches Extreme Duty Pintle Coupler Lock Model PINTLELOCK
Elite Truck
16% off
$89.95
$107.94
Bulletproof Hitches Extreme Duty Pintle Coupler Lock Model PINTLELOCK
Elite Truck
$35.99
CURT Brass Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 3/4 Inch Span 23546
TrailerJacks.com
$35.99
CURT Brass Trailer Tongue Coupler Lock Latch Lock Keyed Unique Up To 3/4 Inch Span 23546
TrailerJacks.com
$285.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Alike
H To O Supply
$285.95
PACLOCK UCS-77S-2516 Trailer-Coupler Lock For For 2-5/16" Trailer Couplers - UCS Keyed Alike
H To O Supply