Hotchkis Sport Suspension 22390 1963-1972 C-10 Truck Sway Bars Blade Style Rear Bar. Improve the cornering performance and traction of your 63-72 C-10 Pickup with the Hotchkis Sport Suspension Blade Style Sway Bar set. The kit has a 1-7/16 in. tubular front bar and a 3/4 in. blade style rear bar. This bar was deigned to work in conjunction with our 18390 Rear Suspension System or as a great stand alone product. The adjustable rear bar design allows roll stiffness fine tuning for improved handling balance and traction. The kit includes heim joint end-links easy to lubricate polyurethane bushings premium mounting hardware including laser cut truck arm mounts polyurethane sway bar bushings grade 8 bolts and gloss black powder coat finish. Slight welding is required with this kit and it is designed for coil spring models with truck arms.