For 64-72 Chevelle Monte Carlo GTO Heavy Duty Tubular Control Arms A Body Designed for 1964-1967 Chevelle Designed for 1964-1972 Monte Carlo, Designed for 1964-1972 El Camino, Lemans Designed for 1964-1972 Cutlass 442. Lower and upper control arms Designed for 1964-1967 Chevelle Designed for 1964-1972 Monte Carlo, Designed for 1964-1972 El Camino, Lemans Designed for 1964-1972 Cutlass 442. Fit any A Body GM car The tubular lower control arms replace stock lower control arms. The conventional lower coil spring pocket features a stamped steel pocket with a positive spring locating feature and nutserts for the shock lower attachment. Lower arms are 1.625&#034; OD - .156&#034; DOM Tubing. And are Set at Stock Caster The upper control arms also utilize greaseable bushings which make for increased stiffness over stock to provide more consistent and precise handling. The upper control arms feature powder coated gloss black machined tube ends for precision fits which are assembled with ball joints. Upper arms are 1.125&#034; OD - .125&#034; Wall Tubing.And have 4* Positive Caster. 2 Uppers Control Arms 2 Lowers Control Arms Ball Joints Bushings