Detroit Speed Rear Suspension Spring Kit - 5.5 in Lowering - Coil Spring - Black - GM Fullsize Truck 1967-72 (Pair) 337008 which are not permitted on

which are not permitted on circuit: communication is always carried out through ear plugs (available separately)

For 4150 or 4500 Dominator Style Float Bowls

No dip switches and can be reprogramed at any time to accommodate changes in gear ratio or wheel and tire combination

driven by a Heavy Duty Cable Drive like that from Waterman Racing

875 x 13 x 5

Detroit Speed Rear Suspension Spring Kit - 5.5 in Lowering - Coil Spring - Black - GM Fullsize Truck 1967-72 (Pair) 337008 which are not permitted onFits 1967 1972 C10 with factory truck arms and coil spring rear suspension only. These springs also fit some 1967 1972 GMC C15 trucks, but only if it had the factory optional truck arm and coil spring rear suspension. 100% Bolt on product Fits trucks with factory truck arms and coil spring rear suspension (unique frame for rear coil springs) Lowers rear of truck 5. 5 inches Sold in pairs with mounting bolts Black Finish Product Description: Suspension