Hypercoils Coil-Over Spring - 2.25 in ID - 6 in Length - 600 lb/in Spring Rate - Blue Powder Coat H760C31XL the exact same connector GM

the exact same connector GM used on many vehicles from 1968-up

3/4 in Double D to 13/16 in 36 Spline

-6 AN Inlet/Outlet

Maximum Efficiency And Performance

Hypercoils Coil-Over Spring - 2.25 in ID - 6 in Length - 600 lb/in Spring Rate - Blue Powder Coat H760C31XL the exact same connector GMProduct Description: Coil Spring Coil Over 2. 25 in ID 6 in Length 600 lb in Spring Rate Steel Blue Powder Coat Sold Individually HYPERCOILS because the most important race is the one you are in. Hyperco is a supplier of precision engineered, high performance suspension springs and related components supporting the Motorsports, Street Performance, and Off Road Powersports markets. Our stock and custom suspension products improve the total performance,