This brake master cylinder is precision-engineered to match the design, function, and performance of the original master cylinder on specific vehicle years, makes and models. It is made of new, high-quality materials for a safe, durable replacement. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Electra: 1970] - [Buick Estate Wagon: 1970] - [Buick LeSabre: 1967, 1970] - [Buick Riviera: 1970] - [Buick Wildcat: 1967, 1968, 1969, 1970] - [Cadillac Calais: 1967] - [Cadillac DeVille: 1967] - [Cadillac Eldorado: 1967] - [Cadillac Fleetwood: 1967] - [Oldsmobile 98: 1968, 1969] - [Oldsmobile Delmont 88: 1967, 1968] - [Oldsmobile Delta 88: 1968, 1969] - [Oldsmobile Toronado: 1967] - [Pontiac Bonneville: 1967, 1968, 1969, 1970] - [Pontiac Catalina: 1967, 1968, 1969, 1970] - [Pontiac Executive: 1967, 1968, 1969, 1970] - [Pontiac Grand Prix: 1967, 1968, 1970]