Hypercoils Bump Stop Spring 1000lbs 63-64 Fully sealed bearings

Fully sealed bearings

Induction Hardened Crank Sprocket with 3 Keyway's

Lowering Block kit w/ 2 taper

Items with custom cut patterns andDO NOT apply directly to exhaust components

1963-1965 GMC 1500 Series

Hypercoils Bump Stop Spring 1000lbs 63-64 Fully sealed bearingsProduct Description: Bump Stop Spring 2. 400 in Free Length 2. 000 in OD 1000 lb in Spring Rate Steel Natural 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,