6435 - 1971-1987 GM C10 Cornermax Race Lower A-ArmsElevate your trucks performance with UMIs Race Proven lower A arms, engineered to deliver exceptional handling, control, and responsiveness. Designed with cutting edge features and built from premium USA sourced materials, these A arms are your go to solution for superior performance on and off the track. Featuring UMIs Race Proven #CornerMax Geometry, each arm provides optimal suspension performance and precise steering feedback, enhanced further by

Supplied powder coated black

A spring is a spring right

CP at 150 degree C

Developed with support from Red Line-sponsored racing team and project cars

Includes anti-wear additives for improved metal-to-metal protection in torque-converter clutches and offers consistent performance over broad temperature range

It will also work excellent with the stock torque arm when using a 1-piece bushing (item #3004)

or wet competition—the P1 X-01R is your tire

The kit features a 4140 CrMo stud construction

1 EA VRF392GP-650 Rear Coilover Kit

ready for installation

the Sonic has sustained over an hour at 200+ mph under full load without failure - proof of its robust internal structure and superior heat management

One of the bushings from the factory is spherical