Trailer Tongue
Описание:The part of the trailer that separates the cargo from the towing vehicle. This is where the trailer coupler and jack are usually mounted.

Trailer Spring Center
Описание:The distance from center of the spring on the right side of the trailer to the center of the spring on the left side.

Trailer Hanger
Описание:A bracket mounted to the frame of the trailer which allow you to install the springs and shackles

Trailer Coupler
Описание:The formed metal part welded or bolted to the trailer tongue that allows the trailer to be attached to the coupler ball on the towing vehicle

Trailer Bolt Circle
Описание:The distance from the center of the hub to the center of one of the tire mounting holes doubled

Trailer Ball
Описание:Mounted on the hitch the trailer ball acts as a universal joint between the trailer and towing vehicle. The most common ball sizes are 1 7/8 inch, 2 inch, and 2 5/16 inch