For 67-69 Camaro 68-74 Nova Firebird Front Tubular Upper&Lower Control Arms Set Designed for 1967-1969 Camaro, Firebird ;1968-1974 Chevy Nova Designed for 1971-1974 Pontiac Ventura ;1973-1974 Buick Apollo ;1973-1974 Oldsmobile Omega Fit any A Body GM car Upper arms are 1.125" OD - .125" Wall Tubing Lower arms are 1.625" OD - .156" DOM Tubing