QA1 Rear Lower Trailing Arms - Rectangular Tubing - Polyurethane Bushing - Black - GM A-Body 1973-77 (Pair) SBS8000 Â Wrap Around or Bolt-in

 Wrap Around or Bolt-in Mounting

Threaded Aluminum

late models

There is also a vacuum advance canister to help improve economy

for particular problem areas and challenges calling for intelligent

QA1 Rear Lower Trailing Arms - Rectangular Tubing - Polyurethane Bushing - Black - GM A-Body 1973-77 (Pair) SBS8000 Â Wrap Around or Bolt-inAll upper tubular and lower boxed trailing arms use polyurethane bushings on both ends, while upper adjustable and lower tubular trailing arms use a spherical ball or rod end assembly on the chassis end to eliminate bushing bind, allowing the suspension to move smoother for better control. This keeps the tires planted firmly on the ground for improved traction and a more predictable, better handling car. For a long lasting finish, tubular and boxed