1960-72 Chevy, GMC C10, C15 Calvert Rear Shock Shock Absorbers and Shock Mounts OEM springs utilize the factory

OEM springs utilize the factory spring rates

Prop Valve Lines

All valves are built to precise specifications and pressure checked for accuracy

These proportioning valve fittings all all that you need to plumb your AC-Delco proportioning valve # 172-1353 or 172-1361 into your brake system

1960-72 Chevy, GMC C10, C15 Calvert Rear Shock Shock Absorbers and Shock Mounts OEM springs utilize the factory1960 72 Chevy, GMC C10, C15 Rear 9 Way Adjustable Drag Shocks 9 Way Adjustable External dial for easy adjust ability Dial primarily adjusts rebound, enabling driver to control rear body separation Heavy duty industrial steel bodied design Great for street strip use Sold as a Pair