A-Premium Front Driver Drum Brake Wheel Cylinder Compatible with Select Chevy, GMC, Buick, Cadillac, Oldsmobile and Pontiac Models - Malibu, Camaro, Chevelle, G1500 Van, Apollo, Eldorado, Omega, GTO

[Vehicle Fitment-1]: Compatible with Buick Apollo 1973-1974, Gran Sport 1965-1967, Skylark/Special/Sportwagon 1967; Compatible with Cadillac Eldorado 1967; Compatible with Chevrolet Camaro 1967-1969, Chevelle 1965-1967, Chevy II 1968, El Camino 1964-1967, G10 Van 1965-1970, Malibu 1965-1967, Nova 1970-1974; Compatible with GMC G15/G1500 Van 1967-1970; Compatible with Oldsmobile Omega 1973-1974, Toronado 1966-1969 --- Front Left Driver side [Vehicle Fitment-2]: Compatible with Pontiac Firebird 1967-1969, GTO 1964-1967, LeMans 1964-1967, Tempest 1964-1967, Ventura 1971-1974 --- Front Left Driver side [Reference Number]: W45995, 18010301, 5464980, 5469303---Please enter your vehicle information in the top left corner of the listing and check our Special Notes before ordering [Specifications]: ①Bleeder Screw Cap Included: No, ②Bleeder Screw Included: Yes, ③Brake Component Inlet Thread Size: 7/16-20, ④Inside Diameter: 1.125 inch, ⑤Material: Cast Iron, ⑥Thread Diameter: 7/16 [Strict Tests]: Pressure test from 0.2MPa to 20MPa and high temperature test at 120℃ to ensure safe and reliable braking.