Best Lock For Trailer in 2022 [*Top Picks*]
Looking for the best lock for trailer on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.
3309 Reviews Scanned
REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel
DIMENSIONS: 9” x 9” x 3”
BUILT TO LAST: The REESE Towpower Universal Coupler lock is a premium lock constructed with an aluminum body and heavy-duty steel lock bar. Distance between lock shackle holes center to center is 4-1/2 inch
UNIVERSAL FIT: Ratchet design is adjustable with 11 locking positions and fits 1-⅞”, 2”, and 2-5/16” couplers.
DETERS THEFT: Bright, deterrent yellow color is durable, highly visible, and an essential accessory to all types of trailers.
SECURE PROTECTION: Easy-to-install lock resists picking, prying and drill outs. Guards against truck or trailer towaway theft in storage.
Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT
Universal coupler lock fits virtually all 1-7/8", 2", and 2-5/16" trailer couplers.
This lock protects unattended trailers and guards against tow-away theft. The bright red finish discourages thiefs from messing with your trailer.
Resists rust and corrosion. Simple installation and removal.
Advanced locking mechanism resists picking and prying.
Trimax UMAX100 Premium Universal Dual Purpose Coupler Lock , Black
Crafted from the highest quality material
Perfect for outdoor and even indoor use
Made in China
One size fits all (from 1-7/8", 2", to 2-5/16", all coupler types)
Key hole cover slides up to seal out dirt and grime
Attractive ballistic grade nylon housing absorbs hammer blows and protects against weather
Type A key which is a spring loaded, 7 pin, high security key. Resists attempted drill outs. Rugged and durable, the key will not bend or break.
Weighs 6 pounds
Master Lock 379ATPY Universal Trailer Hitch Lock , Black
Trailer hitch lock fits 1-7/8 in. (48mm), 2 in. (51mm) and most 2-5/16 in. (59mm) trailer couplers
Trailer lock is best used for vehicles, trailers, and RVs
Trailer coupler lock features advanced locking mechanism to resist picking and prying
Trailer hitch lock is constructed from zinc to resist rust and corrosion
Includes one trailer coupler lock, two keys
CZC AUTO Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's Coupler (1 Pack, Black)
CZC AUTO Trailer Hitch Coupler Locking Pin Design：1/4 Inch diameter tongue lock pin with effective length 3/4 Inch. Small size for easy carrying. Keeping the coupler lock in your pocket or vehicle anywhere that is fine. Please verify dimension and length of the pin you want before purchasing our coupler hitch lock pin.
How To Operate Our Trailer Tongue Coupler Lock: Spinning the flat key 5-7 times to open or close the hitch lock.
Security Of Our Coupler Locking Pin: This trailer lock is made of high-strength steel to deter theft. The hitch lock is coated with black electrophoretic paint to prevent corrosion.
Coupler Locking Hitch Pin's Application: Tow Trailer Boat RV Truck Car
CZC AUTO - A Reliable Brand In Hitch Sercurity Industry: We offer 30-day money-back guarantee for any reason, 12-month warranty for quality-related issues. If you have any question after receiving or using our trailer tongue lock, please contact us, your problem will be solved within 24 HOURS.
Master Lock Pro Series - (3) Hidden Shackle Padlocks Keyed Alike 6271KA-3
Three (3) high security ProSeries Padlocks designed for Commercial/Industrial applications. Locks are keyed alike w/ 6 total keys. 2-7/8" (73mm) wide reinforced zinc die-cast lock body (see more product details below). Ideal for transportation, vending and many other applications.
FITMENT: Please see more product details below to help ensure these locks will work.
ATTENTION: If you order two 3-packs they will NOT necessarily be keyed the same. To ensure you get two 3-packs keyed alike, you must order the 6-pack.
See image for reference - Shackle Dimensions - A: 3/8in (9mm) B: 19/32in (15mm) C: 1-23/32in (44mm). Lock body conceals the shackle! Fully shielded 3/8 (9mm) diameter hardened boron alloy shackle offers impossible to cut and pry resistance features.
High security, re-keyable 6-pin cylinder with spool pins is virtually impossible to pick. Lifetime guarantee. This lock is also available with the BumpStop Technology. Search 6271NKA in Amazon's search window.
Master Lock 3895DAT - Coupler Lock, Receiver Lock and Latch Lock - 3 Components Keyed Alike
For more DETAILED information, please click "See More Product Details".
Complete trailer security system KEYED ALIKE.
(1) coupler lock, (1) receiver lock & (1) latch lock all keyed alike; 1 key opens all 3 locks.
This lock set can NOT be keyed alike with other locks nor can 2 of these lock sets be keyed alike.
The Limited Lifetime Warranty provides peace of mind from a brand you can trust.
Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Made in the USA, (Blue)
HEAVY-DUTY TRAILER LOCK: It’s important to do everything you can to protect your belongings and your trailer or camper from being stolen. Our strong coupler lock fits select 2 5/16-inch trailer couplers to help keep your trailer secure.
TOUGH LOCK: The locking parts on this device are constructed from hardened steel for increased security, and the exterior cover is tough enough to stop burglars from using power tools, hammers, and crowbars on your lock.
UNIQUE KEY DESIGN: Our trailer lock has a special key design that prevents anyone from picking the lock. This innovative key system also features an interior locking mechanism that stops would-be thieves from making a copy of your key.
CUSTOM TRAILER-COUPLER LOCK: This custom-tailored lock will only mount on very specific 2 5/16-inch couplers. Make sure to check the coupler sizes that are compatible with our lock hardware to ensure that the lock you select matches your trailer coupler.
PROVEN INDUSTRIES: We are dedicated to providing our customers with the most effective trailer locks on the market. We carefully research and manufacture our locking systems from conception to fabrication in the USA.
KAYCENTOP Universal Coupler Lock Trailer Ball Tow Hitch Lock Trailer Lock Adjustable Length Anti-Drilling Lock Fits 1-7/8 Inch 2 Inch 2-5/16 Inch Couplers
[Premium Material] The green coupler lock has great strength to anti broken from theives' tool, which is made of heavy duty solid steel body and Φ5/8" steel U type solid pipe. Great security for trailer.
[Sturdy & Durability] The heavy duty solid trailer coupler lock can be anti-driling and its double way locked design improve safety performance. Great to deter thieves and protect your trailer when not being towed.
[Universal] Fits 1-7/8", 2" and 2-5/16" all types of trailer couplers. Kaycentop coupler lock protects your trailer against thieves.
[Easy to use] Easy to lock your trailer with KAYCENTOP coupler lock. The cross key slides great, easy to unlock with the key. The trailer lock has ratchet design with 10 locking positions, self-lock.
[Package Included] 1 PCS light green heavy duty coupler lock, 2 cross keys.If any problem with installed or used, please feel free to contact Kaycentop seller via amazon message.For security reasons, we do not keep any spare keys. Please keep the attached keys safe.
Funmit 72783 Trailer Coupler Lock Universal Adjustable Heavy-Duty Steel Lock Yellow
FIT: Funmit adjustable 72783 Coupler Lock fits 1-7/8”, 2”, 2-5/16” couplers and ratchet is adjustable with 11 locking positions, Passed QC product quality certification
HIGH QUALITY: The u-shape trailer lock is made of heavy-duty solid /rigid A36 Steel and aluminum alloy,it's durable, rustproof and weatherproof
SAFETY: The trailer lock is made of high-quality materials and combines with the last anti-theft technology to ensuresafety,and the U-shape lock can resist picking, prying and drilling
CONVENIENT: It is easy and quick for you to install and remove,and bright yellow color can provide high visibility
WARRANTY 100%: The replacement trailer locks come with a 90 day manufacturer limited warranty back by Funmit, you can feel a 100% confident buy and enjoy a 24 hours pro tech online help any time