A huge range basic as well as custom design of parking brake for trailers are perfect fit for each specific tractor trailer. During the farming many of the people have to come across of detaching trailer from tractor or some other towing vehicle, and at that time most of people have felt the need of a system that prevents the trailer from moving away. Installing parking brake for trailers not only stabilised the movement of trailer, but also sometimes saves it from getting stolen. Each trailer requires special parking brake; the requirement can be different, but quality is never compromised. For better identification, a specification sheet and a layout design of a tractor trailer is made so that the designing process can be carried out at an ease. Upgrading the trailer with a parking brake doubles the efficiency during the braking process in an emergency. Simple access of installation, convenient to use, and smooth operation are the features that never disappoints any braking system.