Here's a basic outline of how the classes work: Hitch Class – Hitch classifications are delineated based on the vehicle's tow capacity and the tongue weight of the trailer. All of these material choices are suitable in terms of quality construction, so how do you choose? We would suggest choosing one that is both strong enough to provide security yet not so burly you can't easily move it around. Some locks may feature a Chromoly finish, as well. Material – Most of the locks on this list feature thick steel with a powder coating on the exterior. A lock with 3/8-inch steel surrounding it will be much more difficult to cut than one that is fully exposed. Many thieves opt to cut through a lock instead of trying to pick it since it's faster and requires less skill. The thicker the steel or alloy that makes up the device, the harder it should be to cut through. Size – Size can really matter in the world of locks. Check the materials of your lock to insure that it will last you through more than one rainy or snowy season. The parts that make up the barrel (where your key enters) have many small, intricate pieces that can be susceptible to bad weather. Many of the locks on our list are made from zinc, which is very weather resistant and should last for several years. Make sure you know how you plan to use your lock before you go dropping your money on a lock.ĭurability – While the exterior of a lock can get banged up, you want to be reassured by the durability of its inner workings. This design is only useful in the situation where your trailer connects to your tow vehicle. Other designs secure your trailer to your vehicle, first and foremost. Some locks on this list are designed to be placed on the trailer when parked and disconnected from the vehicle. To determine what kind of lock you need, you'll have to be clear on when and where you'll need a lock. For true security, most trailers will need a secondary device to deter thieves.

Some trailers come with a locking mechanism built into the hitch, but that is a fairly new development. Trailer Lock Buying Guide & FAQ Features to Look for in Trailer Locksĭesign – Trailer locks come in many different shapes and sizes.

Brick rigs trailer