The Centric Parts brake hydraulic program is the most complete and up-to-date in the industry and includes Brake Master and Wheel Cylinders; Brake Hoses; Caliper And Wheel Cylinder Repair Kits And Remanufactured Power Boosters. Centric Parts Brake Master Cylinders match original equipment parts in quality; configuration and fitment. Cylinders are complete with reservoirs; switches; and floats and are offered with the original aluminum casting body design where applicable. Match O.E. parts in quality; configuration and fitment. Complete with reservoirs; switches and floats. Original aluminum casting body design where applicable. Manufactured under the highest quality standards by OEM and OES manufacturers 1959 - 1959 Chevrolet 3100; 1959 - 1959 Chevrolet 3B; 1959 - 1959 Chevrolet 3C; 1959 - 1959 Chevrolet 3D; 1959 - 1959 Chevrolet 3E; 1959 - 1959 Chevrolet 3F; 1959 - 1959 Chevrolet 3G; 1960 - 1960 Chevrolet P30 Series; 1955 - 1959 GMC 100; 1955 - 1959 GMC 150; 1955 - 1959 GMC 250; 1955 - 1959 GMC Truck