Check the listing for details. 11'' Disc Brake Conversion Kit for Ford Crestline Customline Mainline 1954-1956. Condition: New. Listed at 776.99 USD. Master Cylinder Included: No. Brake Booster Included: No. Parking Brake Provision: No. Sold in Quantity: Kit. Brake Hoses Included: Yes. Brake Hose Material: Rubber. Fit for following models. Hardware Included: Yes.