Today, we have various accessories designed to help you tow a trailer safely. The best trailer hitch locks are probably the best in ensuring that you move your trailer from one place to the other in one piece. These trailer hitch locks will ensure that the trailer is secure, preventing any accidental detaching when driving uphill or in rough terrains. In additionally, since trailers do not come cheap, opportunistic thieves may take advantage of unsecured trailers. To avoid losing your hard-earned money, securing the trailers with these locks will deter the thieves.

As with other products, there are many trailer hitch locks on the market. The variety of choice is overwhelming and leaves many individuals undecided on the best models. In this guide, we will review the top models of trailer hitch locks giving you an idea of what to expect.

Top 10 Best Trailer Hitch Locks Reviews

10-Master Lock2866DATSC Receiver Lock


Master Lock Receiver Lock, Swivel Head Receiver Lock, Fits 1/2 in. & 5/8 in. Receivers, 2866DATSC

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It is always a challenge when it comes to looking for a great trailer hitch. Luckily, this receiver lock from Master Lock will give you exactly what you need. The lock is crafted from high-end steel that will handle repeated use. It comes with a watertight cup that protects it from dust and water. The lock is also scratch and rust resistant making it durable. In addition, the lock comes with four-pin cylinder design that prevents lock picking.

Key features

  • Nice elegant finish
  • Durable construction
  • Weather resistant
  • Easy to use

9-Master Lock 389DAT Universal Size Fits

Master Lock - Universal Size Fits 1-7/8", 2", and 2-5/16" Couplers - Trailer Locks #389DAT

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This is a perfect choice for individuals looking for an effective and strong trailer hitch. The lock is manufactured by a reputable brand that has been on the market for a long time. Besides being made from high quality and durable materials, the lock is compatible with most trailers and RVs. The lock is also easy to install and operate. Similarly thanks to its weather and corrosion resistant, this lock will not be damaged by long exposure to rain,  snow, sun or high temperatures.

Key features

  • Universal fit
  • Weather resistant
  • Well built and reliable
  • Simple installation and removal

8-REESE Tow power 72783 Universal Lock

REESE Towpower 72783 Universal Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel

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Ever since its establishment more than sixty years ago, REESE   has become a household name when it comes to towing industries as well as recreational product solution. This is one of the coupler locks that will exceed your expectation. It is one of the few universal locks that fit almost all trailers and hitch locks in RVs. The model comes with a highly visible color that will deter a thief from even approaching your trailer. Besides this, the lock comes with a sturdy construction that resists prying, picking, as well as drill outs.

Key features

  • Built to last
  • Resists picking and prying
  • Easy to install
  • compatible with most trailers

7-Master Lock377KA Trailer Lock

Master Lock Trailer Lock, Trailer Coupler Lock, 377KA

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This is another effective lock to use on RV hitch locks and trailer. Nevertheless, it doesn’t mean that you cannot use it in other application. This is a versatile choice that you can use almost anywhere. We love its unique construction that allows for easier installation and removal. The lock comes with a rust and corrosion resistant protection so you can expect long lasting service for long.

Key features

  • Rust resistant
  • Easy to use
  • Durable design
  • Advanced locking mechanism makes it more secure

6-Reese Towpower 7014700 Lock Kit

Reese Towpower 7014700 Tow 'N Store Lock Kit

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Improve the security of your stuff in your trailer using this lock. It comes with unique features that you cannot find on another model. For instance, this model comes with eleven locking position that ensures that it fits most trailers. Besides the sturdy construction, the lock will resist drilling, prying, and picking. This gives you peace of mind knowing that your entire valuable are safe.

Key features

  • Strong and long lasting
  • 11 locking positions
  • Designed to provide excellent towing
  • Easy to install

5-Master Lock 379ATPY Trailer Lock

Master Lock Trailer Lock, Universal Trailer Coupler Lock, 379ATPY

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If you appreciate the finest things in life, you shouldn’t hesitate to pick this trailer lock. The lock is designed to adapt to various trailers and RV hitch lock needs thanks for their practicality and ease of installation. These are easy to use making them perfect for newbies and advanced users. The lock is crafted from sturdy materials that are not only durable but also resist prying and picking.

Key features

  • Durable design
  • Weather resistant
  • Versatile making it compatible with various trailers
  • Works great

4-Trimax UMAX100 Premium Universal Trailer Lock

Trimax UMAX100 Premium Universal 'Solid Hardened Steel' Trailer Lock (fits all couplers)

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This is premium coupler lock that comes with a unique design that provides your unattended trailer with 360 degrees protection. The lock is compatible with your trailer, camper, and boats when they are not hooked on your ar. The lock is simple to install and is customizable to fit the needs of various trailers. The lock is sturdy providing you with long-lasting durability. It also ensures maximum protection, as it is not easy to pick or prying.

Key features

  • Dual ratchet lock System
  • One size fits all
  • Strong and long lasting
  • Provides 360 degrees security

3-Tow Ready (63228) Coupler Lock

Tow Ready (63228) 'Gorilla Guard' Coupler Lock for 2" Couplers

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If you are tired of purchasing inferior hitch lock that does not give you the service you deserve, replace them with this model from Tow ready. The lock is made of hardened steel that offers you optimal security. The lock is resistant to picking and prying thanks to the innovative design. It is also weatherproof and sturdy enough to withstand daily operation regardless of the prevailing weather conditions. The lock is also easy to install and adapts to fits the requirements of various trailers. This is not all, thanks to the low price point; the lock is budget friendly making it a perfect choice for individuals on a tight budget.

Key features

  • High-quality design
  • Simple operation
  • Solid and well built
  • Versatile making it easy to use

2-4010236 Trimax Umax50 Premium Coupler Lock

4010236 Trimax Umax50 Premium Die-Cast Dual Purpose Coupler Lock

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This is multipurpose trailer lock designed to fit all types of couplers. The lock is crafted from a tough yet lightweight aluminum. To make it rust resistant, it is added Epoxy coating. The lock comes with a hardened steel pin and a 360 degrees rotation that makes it easy to access. Similarly, we have a cover that side to cover the keyhole. This ensures that it is free of moisture and dirt.

Key features

  • All weather resistant
  • High-quality design
  • Simple design
  • Suitable for a wide range of trucks and vehicles

1-ABN Trailer Hitch Locks Theft Deterrent

ABN Trailer Hitch Lock Theft Deterrent – Universal Coupler Lock – Adjustable Fit for 1-7/8” to 2-7/8” Inch Couplers

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This hitch lock is made by a US based company that is popular for providing the user with quality and affordable products. The company understands the user needs and provides you with a trailer hitch lock that is easy to use and install. It is easy to adjust to fit any coupler from 1.8 to 2.8 inches. The lock will also fit larger couplers but you need to turn the lock around so that the keyhole faces down. The lock is constructed using weatherproof materials making it durable in all weather conditions.

Key features

  • Suitable for different trailers and RVs
  • Easy installation
  • Easily adjustable
  • Nice elegant finish

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