This windshield wiper arm is designed to match the fit and function of the original arm on specified vehicles, and is engineered for durability and reliable performance. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick Century: 1980, 1981] - [Buick Electra: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989] - [Buick Estate Wagon: 1977, 1978, 1979, 1980, 1981, 1982, 1983] - [Buick LeSabre: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990] - [Buick Regal: 1982, 1983] - [Buick Riviera: 1977, 1978] - [Cadillac Brougham: 1987, 1988, 1989] - [Cadillac DeVille: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984] - [Cadillac Fleetwood: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986] - [Chevrolet Caprice: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989] - [Chevrolet Impala: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985] - [Oldsmobile 98: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984] - [Oldsmobile Custom Cruiser: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990] - [Oldsmobile Delta 88: 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985] - [Pontiac Bonneville: 1977, 1978, 1979, 1980, 1981] - [Pontiac Catalina: 1977, 1978, 1979, 1980, 1981] - [Pontiac Grand Safari: 1977, 1978] - [Pontiac Parisienne: 1983, 1984, 1985, 1986] - [Pontiac Safari: 1987, 1988, 1989]