This is a Left Hand Front Arm Rest Base for 1968 thru 1970 Impala, and Caprice. 1968 thru 1970 2 Door Skylark and Cutlass, and 1968 Chevelle 2 Door Hard Top and Convertible with Buick Interior. NOTE: The 1968 Chevelle used Buick Interior Parts on some vehicles due to the 1968 Chevrolet Strike. See Pictures