I believe that in 1972 the GTO was once again an option on the Lemans model.The best way to determine weather it is a clone or not is to send your vin# to 'Pontiac Historic Services', for a fee ($35U.S.) they will tell you exactly what options your car has.(posted 8584 days ago)Pontiac Historic Services P.O. Box 884 Sterling Heights,Michigan 48311-0884