UMI rear coilover kit – 225lb AutoX spring 1991-pontiac-firebird-esi6483971 Drag- Stage 5

Drag- Stage 5

The kit includes two bushings and two washers to prevent lateral movement

12 quarts - 763 ppm - 920 ppm

Avg PPM 425

UMI rear coilover kit – 225lb AutoX spring 1991-pontiac-firebird-esi6483971 Drag- Stage 5UMIs bolt in rear coilover bracket kit is a complete mounting solution for your Quick Performance axle in your 1978 1988 GM G Body. This bracket features a multi position design to allow further fine tuning of ride height and shock location. In addition to shock location adjustability, the UMI 3054 features five positions of trailing arm location adjustment to match the Quick Performance adjustable lower control arm brackets. Minor drilling is