Boxster Monoblock Brake Caliper Adapter Set For Front And Rear 1970-1989 Porsche 911 Carrera Designed Only For Use With 986 Boxster Front And Rear Calipers - NOTE: Rear Caliper Dust Shield Tab Must Be Removed For ClearancePatrick Motorsports USA - Sold As A Set - 1 Set Per Car Set includes: Front Adapters For Caliper To Strut Mounting (3.50 in. Center) Mounting Hardware Kit For Calipers And Adapters Stainless Steel Flex Lines From The Caliper To The Chassis Adapter Fitting For Bridge Lines Plugs For Caliper Inlet Ports With Seal Rings Rear Adapters For All 911 / 1976-1977 911 Turbo Use With All 1997-2012 986 / 987 Boxster Monoblock Calipers (BASE Model - Non S) Part Numbers: (Qty 1) 986 351 421 03 - Fixed Caliper Front Left (Qty 1) 986 351 422 03 - Fixed Caliper Front Right (Qty 1) 986 352 423 01 - Fixed Caliper Rear Left (Qty 1) 986 352 424 01 - Fixed Caliper Rear Right Recommended For Use With 1984-1989 Porsche 911 Carrera 3.2L Brake Discs Front Or Rear Vented 911 SC 20mm Rotors Alternate Part Numbers: BRA 901 351 986 BAS / BRA-901-351-986-BAS / BRA.901.351.986.BAS / BRA901351986BAS