If you own a trailer, the first accessory you want to invest in is a quality trailer hitch lock.

A trailer hitch lock is one of the easiest and least expensive ways to deter would-be thieves from taking off with your RV trailer.

we’ve put together a collection of the best Trailer Hitch Locks that are currently available on the market. To help you find the perfect Trailer Hitch Lock among a wide variety of options, we constantly update our collection with new and trending models.

10 Best Trailer Hitch Locks

Based on dozens of customer reviews and ratings, the followings are the top 10 best-selling Trailer Hitch Locks:

# Preview Product Price
1 Master Lock - Universal Size Fits 1-7/8', 2', and 2-5/16' Couplers - Trailer Locks #389DAT Master Lock – Universal Size Fits 1-7/8″, 2″, and 2-5/16″ Couplers – Trailer Locks #389DAT $25.42 View Product
2 REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel REESE Towpower 72783 Coupler Lock, Adjustable Storage Security, Heavy-Duty Steel $20.71 View Product
3 Master Lock 379ATPY Universal Trailer Hitch Lock , Black Master Lock 379ATPY Universal Trailer Hitch Lock , Black $30.99 View Product
4 Reese Towpower 7088300 Heavy Duty Coupler Lock , Grey Reese Towpower 7088300 Heavy Duty Coupler Lock , Grey $31.29 View Product
5 METOWARE Trailer Hitch Receiver Pin Lock, 5/8' Dia, 3-1/2” Long Pin, with 8 Rubber O-Rings, Fits 2' or 2-1/2' Receiver Tubes, Class III IV Hitches, Trailer, Truck, Car and Boat (1 Pack) METOWARE Trailer Hitch Receiver Pin Lock, 5/8″ Dia, 3-1/2” Long Pin, with 8 Rubber O-Rings, Fits… $13.99 View Product
6 AMPLOCK U-BRA2516 Trailer Coupler Lock (fits 2 5/16 inches Coupler) AMPLOCK U-BRA2516 Trailer Coupler Lock (fits 2 5/16 inches Coupler) $347.00 View Product
7 AMPLOCK U-BRP2516 RV/Trailer Coupler Lock (fits 2 5/16 inches Coupler) AMPLOCK U-BRP2516 RV/Trailer Coupler Lock (fits 2 5/16 inches Coupler) $265.00 View Product
8 Rhino USA Trailer Hitch Lock Receiver Pin - Used to Tow Truck, Boat, Bike (1 Lock) Rhino USA Trailer Hitch Lock Receiver Pin – Used to Tow Truck, Boat, Bike (1 Lock) $25.90 View Product
9 Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Made in the USA, (Black) Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Made in the USA, (Black) $275.00 View Product
10 Reese Towpower 7014700 Tow 'N Store Lock Kit, Yellow Reese Towpower 7014700 Tow ‘N Store Lock Kit, Yellow $29.98 View Product

Top Rated Trailer Hitch Lock Reviews

Since we’ve mentioned 10 different models of Trailer Hitch Locks on the above list, it may be difficult for you to find the right one for your needs. This is why we listed the key features of each of these Trailer Hitch Locks below:

Sale1

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

$25.42
View Product
Product Highlights:

  • 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.
Sale2

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

$20.71
View Product
Product Highlights:

  • 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.
3

Master Lock 379ATPY Universal Trailer Hitch Lock , Black
Master Lock 379ATPY Universal Trailer Hitch Lock , Black

$30.99
View Product
Product Highlights:

  • 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
4

Reese Towpower 7088300 Heavy Duty Coupler Lock , Grey
Reese Towpower 7088300 Heavy Duty Coupler Lock , Grey

$31.29
View Product
Product Highlights:

  • Universal, fits all couplers
  • Secures trailer when not being towed
  • Ratchet design with eleven locking positions. Bright theft deterrent silver
  • Fits 1-7/8, 2 and 2-5/16 inch trailers
  • Two theft proof square keys are included
5

METOWARE Trailer Hitch Receiver Pin Lock, 5/8' Dia, 3-1/2” Long Pin, with 8 Rubber O-Rings, Fits 2' or 2-1/2' Receiver Tubes, Class III IV Hitches, Trailer, Truck, Car and Boat (1 Pack)
METOWARE Trailer Hitch Receiver Pin Lock, 5/8″ Dia, 3-1/2” Long Pin, with 8 Rubber O-Rings, Fits 2″ or 2-1/2″ Receiver Tubes, Class III IV Hitches, Trailer, Truck, Car and Boat (1 Pack)

$13.99
View Product
Product Highlights:

  • HEAVY DUTY TRAILER HITCH PIN LOCK – It’s a newly upgraded trailer hitch receiver lock with all metal construction. Two tubular keys are included to ensure easy fit and detach.
  • UNIVERSAL COMPATIBILITY – The trailer hitch lock is designed with a diameter 5/8″ and a length of 3-1/2”. It is compatible with class III IV hitches, 2” 2-1/2” hitch receiver, big towing truck and car (Please make sure of the size of the lock or email us for more information before placing an order).
  • SAFE & EASY TO USE – The core of the lock is made of premium zinc alloy tubular. Its anti-theft design can withstand significant blows from different kinds of external force. Additionally, the lock includes a rubber cap and 8 rubber O-rings, which effectively keeps the keyhole away from dirt, dust, water and prevents any rattling noises.
  • PRODUCT OF REMARKABLE WORKMANSHIP – The hitch lock features high quality solid steel with black electrophoretic paint. It is quite sturdy and can carry up to 30,000 lbs, twice as much as that of common pin locks. It is durable, and reliable.
  • WARRANTY SERVICE – We warrant the quality of our products. If you are not satisfied with our lock within 30 days of your purchase, you will get all your money back or a replacement. In addition, a year of quality warranty is provided.
6

AMPLOCK U-BRA2516 Trailer Coupler Lock (fits 2 5/16 inches Coupler)
AMPLOCK U-BRA2516 Trailer Coupler Lock (fits 2 5/16 inches Coupler)

$347.00
View Product
Product Highlights:

  • Molded exactly to fit the specific shape of your 2 5/16 inches trailer coupler when unhitched
  • Materials used by AMPLOCK provide good rust resistance for use in all climates
  • Easy to use with AMPLOCK’s push and lock system
  • The strongest lock to secure your trailer made with high quality materials and control and identification key system
7

AMPLOCK U-BRP2516 RV/Trailer Coupler Lock (fits 2 5/16 inches Coupler)
AMPLOCK U-BRP2516 RV/Trailer Coupler Lock (fits 2 5/16 inches Coupler)

$265.00
View Product
Product Highlights:

  • Molded to fit the specific shape of your trailer or Caravan (RV) 2 5/16 inches coupler when unhitched
  • Materials used by AMPLOCK provide good rust resistance for use in all climates
  • Easy to use with AMPLOCK’s push and lock system
  • The strongest lock to secure your trailer or caravan (RV) made with high quality materials and control and identification key system
8

Rhino USA Trailer Hitch Lock Receiver Pin - Used to Tow Truck, Boat, Bike (1 Lock)
Rhino USA Trailer Hitch Lock Receiver Pin – Used to Tow Truck, Boat, Bike (1 Lock)

$25.90
View Product
Product Highlights:

  • AMERICAN OWNED, FAMILY OPERATED – Join the Rhino Family & Support a USA based Father/Son Business!
  • ANTI-THEFT HITCH PIN – Solid Forged Steel Ensures Protection to Your Trailer & Hitch From Theft
  • COMMON HITCH SIZES – Our Unique Hitch Pin Fits all Class III & IV Hitches (2″ x 2″) With Ease.
  • PATENT PENDING DESIGN – Newly Added Weatherproof Slide Cap Protects From Dirt, Mud & Gunk
  • GUARANTEED 5-STAR EXPERIENCE – If you aren’t 100% Satisfied for any Reason, We’ll Refund your Money
9

Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Made in the USA, (Black)
Proven Industries Model 2516 Trailer Lock, Fits 2 5/16-Inch Couplers, Made in the USA, (Black)

$275.00
View Product
Product Highlights:

  • 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.
Sale10

Reese Towpower 7014700 Tow 'N Store Lock Kit, Yellow
Reese Towpower 7014700 Tow ‘N Store Lock Kit, Yellow

$29.98
View Product
Product Highlights:

  • Designed to provide excellent towing
  • Lockable offering extra safety
  • Includes swiveling clip
  • Includes swiveling clip
  • Easy to install

Video Overview

Best Trailer Hitch Locks

Final Words

So, these are all of the Best Trailer Hitch Locks available on the market. We hope this collection was helpful to find the right Trailer Hitch Lock for the money. However, we recommend checking out the features, benefits, and problems of each of these Trailer Hitch Locks before taking your decision.