1937-87 Window Crank Handle Spring ; Each This spring mounts between the window regulator and door panel and keeps tension on the panel where the crank mounts. Designed and manufactured to factory specifications for authenticity. Sold individually. We recommend replacing the springs whenever changing window cranks or replacing your door panels. Will fit most GM vehicle applications where a tension spring is required, including but not limited to the applications listed below: GM Applications: 1949-1954 Chevrolet Bel Air 1949-1954 Chevrolet Fleetline 1937-1954 Chevrolet Full Size 1953-1957 Chevrolet One-Fifty 1953-1957 Chevrolet Two-Ten 1953-1957 Chevrolet Bel Air 1958-1979 Chevrolet Impala 1958-1979 Chevrolet Bel Air 1958-1972 Chevrolet Biscayne 1958-1975 Chevrolet Bel Air 1953-1979 Chevrolet Corvette 1964-1977 Chevrolet Chevelle 1964-1977 Chevrolet El Camino 1964-1977 Chevrolet Malibu 1967-1981 Chevrolet Camaro 1962-1968 Chevrolet Chevy II 1962-1979 Chevrolet Nova 1967-1981 Pontiac Firebird 1967-1981 Pontiac Bonneville 1964-1979 Pontiac Catalina 1964-1979 Pontiac Grand Prix 1967-1972 Pontiac GTO 1967-1981 Pontiac Tempest