QA1 Upper Tubular Trailing Arms - 64-67 GM A-Body AS0002 510 lb/in Spring Rate

510 lb/in Spring Rate

140 Micron

including select high-performance vehicles

Removing ground to a circuit is a great feature to deactivate nitrous before the engine's rev limit is reached

QA1 Upper Tubular Trailing Arms - 64-67 GM A-Body AS0002 510 lb/in Spring RateAll 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