1960-72 Chevy, GMC C10, C15 Calvert Rear Shock Grills 1947-54 Chevy / GMC Truck Double adjustable ends makes dialing

Double adjustable ends makes dialing in you rear end easier by not having to remove 1 end to adjust each time

It gives a deep shine maximum luster with little effort

Fits: 1955 1956 1957 Chevy  Belair

Requires shims if running a TA aftermarket diff cover

5 Turns Mounting Hardware   Pressure Port Size: NA Steering Arms   Return Port Size: NA     Pump Required: NA     Inner End Threads: M14 x 1

1960-72 Chevy, GMC C10, C15 Calvert Rear Shock Grills 1947-54 Chevy / GMC Truck Double adjustable ends makes dialing1960 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