Hotchkis Sport Suspension 19390 1967-1972 Chevy C-10 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 front features a 4 in. drop spring with a rate of 1100 lbs/in while the rear lowers the truck 6 in. with a rate of 380 lbs/in. 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 4 with front bump stops rear spacers and are finished in gray powder coat. PROUDLY MADE IN THE USA.