This kit requires original 14" drum brake wheels.

Complete Original Wheel Front Disc Brake Power Conversion Kit- Fits Models: 1958 Chevrolet Passenger Cars

14" drum brake wheels are required for this kit. 

Kit Includes:
7" dual diaphragm brake booster (1) and master cylinder (1) with correct firewall mounting brake and clevis to mount the booster
Proportioning valve for disc brakes in the front and drum brakes in the rear (1)
Pre-bent OEM steel front brake line set (2) (From the proportioning valve to the front calipers) 
Calipers with pads and brackets (2)
Drilled and slotted rotors (2)
Hardware: Nuts, bolts, wheel bearings,wheel seals, rubber hoses, banjo bolts, ect.

You will need brake fluid, wheel bearing grease, vacuum hose and intake manifold fitting. 

Questions? 1-800-828-2212