New 12 Bolt housing designed to bolt into any 1978-1987 GM G-body Malibu, Monte Carlo, Grand Prix, Cutlass, Regal, etc. Features include 100% new cast housing center, all new suspension brackets mounted and urethane upper control arm bushings installed, 3' x .250" wall d.o.m. tubes, and billet 9" Ford large bearing style housing ends. NOTES: Diff cover not included. Specify housing end type.