The Best boat trailer locks of 2021 – Top 10 and Rankings

If you’re looking for boat trailer locks but don’t know which one is the best, we recommend the first out of 10 boat trailer locks in this article. Check out how we decide after hours of researching and comparing dozens of items on the market.

SaleRank No. #1
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.
  • We can NOT key two (2) of these locks the same. The similar 379KA coupler locks are available keyed alike. The only difference between this one (389DAT) and the 379KA is the color.
Rank No. #2
Wheel Clamp Lock Universal Security Tire Lock Anti Theft Lock Fit Most Vehicles, Max 10" Tire Width And 7.5" Reach, For Trailers Suv Boats Atv'S Motorcycles Golf Cart Great Deterrent Bright Yellow/Red
  • 🔒HIGHLY VISIBLE: Bright yellow wheel clamp boot tire lock with soft PVC coated arms protect wheel finish.
  • 🔒HIGH SECURITY: Trailer wheel locks has strong steel construction with full welding. The lock position has waterproof cap to prevent dirt dust and rust.
  • 🔒EASY INSTALLATION: Put trailer boot lock onto the wheel, push lock cylinder, self-locking.
  • 🔒MAX 10" WIDTH TIRE: Car wheel lock for Trailers Caravan boats ATV's Motorcycles campers construction equipment.
  • 🔒GREAT AFTERMARKET SERVICE: We will give you the best solution within 1 business days if any problem. Feel free to contact us via amazon message. 1 Year Mechanical Warranty.
SaleRank No. #3
REESE Towpower 72783 Universal 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.
  • 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.
Rank No. #4
Master Lock - 3-1/2" Long Shackle x 9/32" Diameter Pin, Coupler Latch Lock - Trailer Locks 1471DAT
  • This Master Lock protects and guards against tow-away theft. The lock works when the trailer is either connected to the tow vehicle or when the trailer is unattached. The lock prevents the coupler latch from moving, therefore preventing either the coupler to be removed from the ball, or not allowing a ball to be placed into the coupler.
  • Fits UFP and surge brake couplers.
  • Pin length or dimensional fit is 3-1/2" wide with a 9/32" diameter pin which is a standard size on virtually all couplers.
  • Chrome plated for improved wear and corrosion resistance. It has a precision 4 pin tumbler mechanism that resists picking
  • Weather Tough seal and water tight cap protects the lock from the elements
Rank No. #5
AMPLOCK U-TLS2 : 2'' Boat Trailer Lock/Trailer Coupler Lock/RV Lock (fits on Specific 2 inches Coupler only)
  • Protect your boat, your trailer or your RV with your AMPLock 2 inches coupler lock for your trailer when unhitched
  • Materials used by AMPLOCK provide good corrosion resistance for use in all climates
  • Easy to use with AMPLOCK's push and lock system
  • The right lock to secure your boat trailer, trailer or caravan (RV) made with high quality materials and control and identification key system
  • Make sure you choose the right model for your boat trailer, your trailer or your caravan (RV) coupler size and type, referring to pictures provided (photos are for visual reference only) **
Rank No. #6
Deadbolt Lock for Trailer Brake Actuator - 1/4in. Dia., 3 3/8in. Span
  • Fine machined steel
  • High salt resistance
  • Gear type lock
  • Stainless steel holding pin and interior pin receiver
Rank No. #7
Master Lock - (3) Keyed Alike Trailer & Multi Purpose Padlocks, 37KA-3
  • This listing is for THREE (3) padlocks keyed alike (same key unlocks all) and six keys. The lock is also available with Bump Stop Technology. Search 37NKA in our storefront.
  • 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.
  • APPLICATION: Ideal for outdoor applications when needing many locks that utilize ONLY one key. The 37 lock works on 1-7/8 & 2 inch couplers & on virtually all standard hasp applications. These locks have a removable shackle sleeve. Sleeve off - Secures coupler latches. Sleeve on - Works best with hasps. TO FIT COUPLER LATCH: Remove the shackle sleeve. Shackle fits standard opening of 9/32" (7mm). Note that non-rigid shackle has enough play to fit virtually all coupler latches less than 7/8 wide.
  • IMPORTANT NOTE: If using this style lock on a trailers coupler latch please be aware it is NOT recommended for all 2-5/16 couplers. It will fit some 2-5/16 couplers, the exception being 2-5/16 couplers that have the latch partially recessed from the top surface of the coupler, or latches that are wider than 7/8.
  • SPECIFICATIONS: 3/4" (19mm) Armored Shackle Guard helps block bolt cutters. Revolving, case-hardened steel shackle sleeve resists cutting and sawing.
SaleRank No. #8
Master Lock 377KA Trailer Hitch Lock, Fits 1-7/8 in., 2 in., and Most 2-5/16 in. Trailer Couplers
  • 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
  • One trailer coupler lock, two keys
Rank No. #9
Shoreline Marine Trailer Coupler Lock, Single
  • Helps Prevent Theft
  • Corrosion Resistant
  • Screw Type
  • Stainless Steel
  • Two keys included
SaleRank No. #10
CURT 23521 Black Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 3/4-Inch Span
  • DEPENDABLE SECURITY. To help protect your trailer from theft, this trailer lock is made from high-strength steel and has a padlock-style design
  • EASY TO OPERATE. This padlock-style trailer tongue lock has a heavy-duty look to deter theft, and uses a simple 1/4-turn lock activation for convenient locking and unlocking as needed
  • VERSATILE. With a 1/4-inch diameter pin, this trailer coupler lock fits latch-type couplers with a maximum span of up to 3/4 inches
  • WEATHER-RESISTANT. This trailer pin lock is protected from the elements with its black painted finish, while the coupler pin is shielded against corrosion with a durable zinc plating
  • TWO KEYS INCLUDED. For your convenience, two keys are included with this trailer tongue lock. You can keep the spare key in a discrete location for emergencies or give it to a friend for helpful access

How Do You Buy The Best boat trailer locks of 2021?

Do you get stressed out thinking about shopping for a great boat trailer locks? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching boat trailer locks, which is why we have assembled a comprehensive list of the greatest boat trailer locks available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for boat trailer locks that you consider buying. Your questions might include the following:

  • Is it worth buying an boat trailer locks?
  • What benefits are there with buying an boat trailer locks?
  • What factors deserve consideration when shopping for an effective boat trailer locks?
  • Why is it crucial to invest in any boat trailer locks, much less the best one?
  • Which boat trailer locks are good in the current market?
  • Where can you find information like this about boat trailer locks?

We’re convinced that you likely have far more questions than just these regarding boat trailer locks, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for boat trailer locks, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible boat trailer locks. Make sure that you are only using trustworthy and credible websites and sources.

We provide an boat trailer locks buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available boat trailer locks currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of boat trailer locks has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features:What bells and whistles matter for an boat trailer locks?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your boat trailer locks.
  5. Customer Ratings: Number ratings grade boat trailer locks objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their boat trailer locks.
  7. Product Quality: You don’t always get what you pay for with an boat trailer locks, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an boat trailer locks is should be an indication of how long it will work out for you.

We always remember that maintaining boat trailer locks information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding boat trailer locks is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.