Best Trailer Coupler Latch Lock to Buy Right Now (2023)

Sometimes it might be quite difficult to find the best trailer coupler latch lock. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this trailer coupler latch lock buying guide.

Our Favorite Picks:

#PreviewProduct
1 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 Black Trailer Hitch Coupler Lock, Dia 1/4 Inch, 3/4 Inch Span for Tow Boat RV Truck Car's...
2 Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lock, 2847DAT Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lock, 2847DAT
3 Master Lock 605DAT Shackle 15/16' Length x 7/16' Inner Width, 2' Body Width, Solid Brass Coupler Lock Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width, 2" Body Width, Solid Brass Coupler...
4 Master Lock 1471DAT Trailer Coupler Latch Lock, 3-4/10' Long Shackle x 9/32' Diameter Pin Master Lock 1471DAT Trailer Coupler Latch Lock, 3-4/10" Long Shackle x 9/32" Diameter Pin
5 Master Lock 2878DAT 0.875' Wide Trailer Coupler Latch Lock Master Lock 2878DAT 0.875" Wide Trailer Coupler Latch Lock
6 CURT 25012 Trailer Coupler Pin with 12-Inch Chain, 1/4-Inch Diameter x 2-3/4-Inch Long CURT 25012 Trailer Coupler Pin with 12-Inch Chain, 1/4-Inch Diameter x 2-3/4-Inch Long
7 CURT 23521 Black Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 3/4-Inch Span CURT 23521 Black Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 3/4-Inch Span
8 CURT 23522 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 2-1/2-Inch Span CURT 23522 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 2-1/2-Inch Span
9 CZC AUTO Trailer Tongue Coupler Lock, Dia 1/4 Inch, 2-1/2 Inch Span Fits Latch-Type Coupler for Towing Boat Truck RV Car Trailer CZC AUTO Trailer Tongue Coupler Lock, Dia 1/4 Inch, 2-1/2 Inch Span Fits Latch-Type Coupler for...
10 METOWARE Trailer Tongue Coupler Lock 1/4' Dia, 3-1/2' Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck (1 Pack) METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock for Latch-Type...
11 CZC AUTO Trailer Lock 1/4'' Dia, Trailer Coupler Lock 3-3/8'' Span Trailer Tongue Lock Fits Latch-Type Coupler, Chrome Coated Trailer Pin Lock with Keys for Towing Boat Truck Trailer RV Car CZC AUTO Trailer Lock 1/4'' Dia, Trailer Coupler Lock 3-3/8'' Span Trailer Tongue Lock Fits...
12 CURT 25194 Posi-Lock Coupler Replacement Latch for 2-Inch Trailer Hitch Ball CURT 25194 Posi-Lock Coupler Replacement Latch for 2-Inch Trailer Hitch Ball
13 CURT 23503 Right-Angle Trailer Coupler Lock, 1/4-Inch Pin Diameter, Up to 3-Inch Span CURT 23503 Right-Angle Trailer Coupler Lock, 1/4-Inch Pin Diameter, Up to 3-Inch Span
14 CURT 23520 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 7/8-Inch Span CURT 23520 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 7/8-Inch Span
15 CURT 25094 Posi-Lock Coupler Replacement Latch for 1-7/8-Inch Trailer Hitch Ball CURT 25094 Posi-Lock Coupler Replacement Latch for 1-7/8-Inch Trailer Hitch Ball

Our Favorite Trailer Coupler Latch Lock Reviews:

SaleBestseller No. 1
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 for any reason, 12-month warranty for quality-related issues.
SaleBestseller No. 2
Master Lock Trailer Lock, Stainless Steel Adjustable Coupler Latch Lock, 2847DAT
  • LOCK APPLICATION: Best used for vehicles, trailers, and RV hitch locks
  • EASE OF USE: Six locking positions provide maximum flexibility; Rekeyable cylinder offers keyed-alike convenience
  • DURABLE DESIGN: Water-tight cap protects trailer hitch lock from moisture and dirt
  • SPECIFICATIONS: Coupler lock adjusts from 9/16 in. to 2-3/4 in. length
  • INCLUDES: One trailer coupler latch lock, two keys
Bestseller No. 3
Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width, 2" Body Width, Solid Brass Coupler Lock
  • Solid brass coupler latch lock with 3/4in (19mm) shackle
  • Precision pin tumbler mechanism for superior pick resistance
  • Resists rust and corrosion
  • Lock design protects shackle from cutting and sawing
  • Case hardened steel shackle
Bestseller No. 4
Master Lock 1471DAT Trailer Coupler Latch Lock, 3-4/10" Long Shackle x 9/32" Diameter Pin
  • 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. K1 key blank
  • 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
Bestseller No. 5
Master Lock 2878DAT 0.875" Wide Trailer Coupler Latch Lock
  • 0.875 inch shackle fits most popular trailer coupler latch widths
  • Features covered keyway that resists moisture, dirt and corrosion
  • Includes a removable python cylinder
  • Ergonomic handle for easy installation
SaleBestseller No. 6
CURT 25012 Trailer Coupler Pin with 12-Inch Chain, 1/4-Inch Diameter x 2-3/4-Inch Long
  • VERSATILE. The 1/4-inch diameter and 2-3/4-inch length of this coupler safety pin make it highly versatile to fit a wide variety of trailer couplers. It can also be used as a trailer jack pin, pintle hook pin, caster pin and more
  • SECURE AND CONVENIENT. With a solid steel pin and spring retainer clip, this coupler safety pin provides a reliable solution for keeping your trailer coupler latch engaged with the trailer ball. This safety pin also comes with a 12-inch long chain
  • EASY TO USE. The square retainer clip of this trailer coupler pin is made with spring steel, making the clip semi-flexible for easy operation. With the safety pin inserted in the coupler latch, the square retainer easily clips on to the end of the pin
  • CORROSION-RESISTANT. Protected by a durable zinc-plated finish, this coupler safety pin maintains excellent resistance to rust and corrosion for longevity and hassle-free use every time
  • HIGH-STRENGTH. The 1/4-inch trailer coupler pin is made out of solid steel for reliable strength, safety on the road and confidence with every mile of your adventure
Bestseller No. 7
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.Fit Type: Universal Fit
  • 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
Bestseller No. 8
CURT 23522 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 2-1/2-Inch Span
  • DEPENDABLE SECURITY. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction
  • EASY TO OPERATE. This barbell-style trailer tongue lock promotes an impenetrable appearance 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 2-1/2 inches
  • WATERTIGHT. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the entire coupler lock is shielded against corrosion with a durable chrome 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
SaleBestseller No. 9
CZC AUTO Trailer Tongue Coupler Lock, Dia 1/4 Inch, 2-1/2 Inch Span Fits Latch-Type Coupler for Towing Boat Truck RV Car Trailer
  • CZC AUTO Trailer Hitch Coupler Locking Pin's Design. 1/4 inch diameter black tongue lock pin with 2-1/2 inch effective length. Please verify the size before purchasing our trailer hitch coupler pin lock 1/4 inch.
  • Application of the 1/4 Trailer Pin Lock. Fits latch-type couplers for towing boat truck RV car. The watertight rubber cap keeps rain, snow, ice and dirt out. Kinds of weather can be handled.
  • Security of Our Coupler Locking Pin. Made of high-strength steel and coated with black electrophoretic paint, the 1/4 inch trailer coupler lock is good at detering theft and preventing corrosion. Zinc alloy tubular lock core and more solid round key also help to improve security of the black coupler lock.
  • EASY OPERATE DESIGN: CZC AUTO hitch lock can be easily locked and unlocked with key. For convenience, our lock comes with 2 keys each set. And after locked, you just need to pull the lock head to ensure it is working
  • CZC AUTO - Reliable Brand in Towing Sercurity Industry. We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. Any issue in using our trailer hitch coupler lock, simply contact us, your problem will be solved within 24 HOURS.
Bestseller No. 10
METOWARE Trailer Tongue Coupler Lock 1/4" Dia, 3-1/2" Span, Trailer Hitch Lock for Latch-Type Coupler, Black Trailer Pin Lock for Towing Trailer RV Car Boat Truck (1 Pack)
  • [Package Include] One lock pin ( 1/4" diameter&3-1/2 span) + one lock head( 361°rotating design& water proof rubber cap) + two tubular keys ( one for standby).
  • [Security Guarantee] Made of heavy-duty steel, our trailer hitch is durably and strong. Its reinforced zinc alloy tubular lock core and stronger tubular keys improve the security.
  • [Push-to-lock Design] Our trailer coupler lock is designed for easy operation. With the push-to-lock design, you can easily push to lock it without using key. To open it, just turn the key a little bit and the pin will pop out by itself.
  • [Rust Protection& Durability] The electrophoretic paint on the surface of trailer pin lock with the addition of its watertight rubber cap, keep rust at bay even the lock always get soaked on any journey over wet or snowy roads, and keep the keyhole away from water and dirt.
  • [Money Back Guarantee] Your satisfaction is what we strive for. If something goes wrong with your purchase, we will offer you a free replacement or a full refund. And if you have any question about the product, please feel free to contact us, click on 'Ask a question' button on the right hand side on this page and send us an email, we will make a quick and reliable response.
SaleBestseller No. 11
CZC AUTO Trailer Lock 1/4'' Dia, Trailer Coupler Lock 3-3/8'' Span Trailer Tongue Lock Fits Latch-Type Coupler, Chrome Coated Trailer Pin Lock with Keys for Towing Boat Truck Trailer RV Car
  • WIDELY APPLICABLE: 1/4" trailer lock with a maximum 3-3/8'' effective span, CZC AUTO trailer coupler lock fits latch-type couplers for towing boat truck RV car. Please verify dimension and length of the pin before purchasing our trailer pin lock with keys
  • EASY OPERATE DESIGN: CZC AUTO hitch lock can be easily locked and unlocked with key. For convenience, our lock comes with 2 keys each set. And after locked, you just need to pull the lock head to ensure it is working
  • DEPENDABLE SECURITY: CZC AUTO trailer lock pin is made of carbon steel, solid and hard to bend. Our trailer tongue lock is coated with chrome electrophoretic paint to prevent corrosion, which can effectively extend the life of the tow hitch locking pin
  • 2 KEYS INCLUDED: For convenience, our trailer hitch coupler lock comes with two keys. You can put the spare key in a separate location for emergencies. The watertight rubber cap keeps rain, snow, ice and dirt out. Kinds of weather can be handled
  • WARRANTY: We offer 30-day money-back for any reason, 12-month warranty for quality-related issues. PLEASE NOTE: Any problem in using CZC AUTO trailer tongue coupler lock, simply contact us, your problem will be solved within 24 HOURS
SaleBestseller No. 12
CURT 25194 Posi-Lock Coupler Replacement Latch for 2-Inch Trailer Hitch Ball
  • Replaces coupler latch in CURT posi-lock couplers for 2-inch trailer balls (coupler sold separately)
  • Fits couplers with 2-inch, 2-1/2-inch or 3-inch channel widths (trailer tongue width)
  • Spring and nut posi-lock mechanism allows for easy adjustment
  • Features holes to accept a safety pin or coupler lock
  • Constructed from high-strength steel and protected by a durable zinc-plated finish
Bestseller No. 13
CURT 23503 Right-Angle Trailer Coupler Lock, 1/4-Inch Pin Diameter, Up to 3-Inch Span
  • ERGONOMIC OPERATION. This right-angle trailer lock has a built-in swivel feature and simple 1/4-turn lock activation to allow the head to twist toward you for easy, ergonomic access when locking or unlocking your trailer
  • DEPENDABLE SECURITY. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction
  • VERSATILE. With a 1/4-inch diameter, segmented pin, this trailer coupler lock fits latch-type couplers spanning from 1 inch up to 3 inches
  • WATERTIGHT. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the coupler lock head is shielded against corrosion with a durable anodized aluminum finish
  • 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
Bestseller No. 14
CURT 23520 Chrome Trailer Tongue Coupler Lock, 1/4-Inch Pin Diameter, Up to 7/8-Inch Span
  • DEPENDABLE SECURITY. To help protect your trailer from theft, this trailer tongue lock is made with high-strength steel construction
  • EASY TO OPERATE. This barbell-style trailer tongue lock promotes an impenetrable appearance 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 7/8 inches
  • WATERTIGHT. The internal components of this trailer pin lock can easily be protected from the elements with the included watertight dust cap, while the entire coupler lock is shielded against corrosion with a durable chrome 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
Bestseller No. 15
CURT 25094 Posi-Lock Coupler Replacement Latch for 1-7/8-Inch Trailer Hitch Ball
  • Replaces coupler latch in CURT posi-lock couplers for 1-7/8-inch trailer balls (coupler sold separately)
  • Fits couplers with 2-inch, 2-1/2-inch or 3-inch channel widths (trailer tongue width)
  • Spring and nut posi-lock mechanism allows for easy adjustment
  • Features holes to accept a safety pin or coupler lock
  • Constructed from high-strength steel and protected by a durable zinc-plated finish

Last update on 2023-01-12 / Affiliate links / Images from Amazon Product Advertising API

How to find the best trailer coupler latch lock?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best trailer coupler latch lock for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good trailer coupler latch lock recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the trailer coupler latch lock need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for trailer coupler latch lock to find what you’re looking for:

Brand

In some cases, the brand of trailer coupler latch lock is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given trailer coupler latch lock are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about trailer coupler latch lock are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare trailer coupler latch lock quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best trailer coupler latch lock can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.