This high quality kit has a will really improve your brake performance. The booster mounts with a 4-bolt pattern. The 4 bolts are in a perfect square and are 3 3/8" apart (center to center). 7” Dual Zinc Booster + 3512 (Zinc Bail Top MC) + 7800/Rod/Clevis + Drivers Side PV4 Bracket Kit (23#).
