The SPC Performance GM Mid Size Metric Pro Series adjustable upper control arm includes a 6-15/16" steel shaft, 7" to 9" sleeves and a metric plate. This arm provides threaded length adjustment for front suspension tuning while matching midsize metric mounting patterns. Offered for race use, it supplies reliable, repeatable adjustment and rod-end mounting for precise alignment work.
SPC Performance GM Mid Size Metric Pro Series Front Adjustable Upper Control Arm (Race Only)