Rear Coil Over Shock Conversion, 1978-88 GM G-Body Coil Spring Rate:Soft (140 LB) Our bars accomplish the same

Our bars accomplish the same results as an 1-1/4" bar

Size is: 38" x 15-1/8" x 11-1/8"

3/4" - 36 spline input shaft

Great performance handling for your 1955-57 Chevy Belair

Note: 1964 vehicles accept the 13/16" or 7/8"diameter idler arm

Rear Coil Over Shock Conversion, 1978-88 GM G-Body Coil Spring Rate:Soft (140 LB) Our bars accomplish the sameOur 1978 88 GM G Body rear coil over conversion kit. Uses Aldan Phantom Series, single adjustable coilovers deliver superior handling & ride quality for a drastic improvement over stock suspension. Aldans High tensile coil springs are designed as a direct fit into the factory upper spring pockets. Ride height adjustable allows ride height adjustment up to 2. 0 Great for street applications. Available for big or small blocks