Hotchkis Sport Suspension 19390R 1967 - 1972 Chevy C - 10 Pickup Rear Sport Coil Springs. Improve the looks ride quality and control of your 1967 - 72 2wd C - 10 pickup with a set of Hotchkis Sport Suspension Springs. These springs have been specifically designed by Hotchkis to offer the maximum level of performance and ride quality. The rear springs lower the truck 6 in. with a rate of 380 lbsin. These springs will offer a balanced feel and improved grip for any performance driving conditions. The rear features an added shim for ride height adjustment for those that desire less of a rear drop. Springs come in sets of 2 rear spacers and are finished in gray powder coat. PROUDLY MADE IN THE USA.