UMI Race adjustable upper control arms for 1973–1987 GM C10 use race-quality adjustable rod ends to alter camber and caster with reduced need for shims. Tall ball joints enhance camber gain, hardware is included for direct bolt-in installation, and the arms are produced in the USA to provide a tunable, race-capable front suspension option.
UMI Performance 73-87 GM C10 Race Upper Control Arms - Red