True bolt on front and rear power disc brake system for your 1958-64 Chevy Fullsize car. These kits include all items shown in picture. Standard booster size is 8″ but can upgrade to an 8″ dual diaphragm setup. You can also choose braided stainless hoses and/or drilled and slotted rotors for a minimal upgrade charge! Great for small rim and tire combos! Works with 14″ aftermarket wheels.These kits come standard with GM D154 ratcheting rear calipers. These kits mount to your original spindle using our ultra strong one piece caliper bracket making installation a snap