This is for the "A" body models. This is a Malibu 1978-83 left hand side full floor pan. It also fits the 1978-80 Monte Carlo, Buick Regal and Olds Cutlass Supreme and Salon; the 1978-87 Grand Prix and El Camino; the 1978-81 Pontiac Lemans and Grand Am; and the 1982-86 Pontiac Bonneville.