Hotchkis 64-72 GM A-Body Lower A-Arms Hotchkis Sport Suspension 1104 1964-1972 GM A-Body Tubular Lower Control Arms. Install the Geometry Corrected Hotchkis Tubular Lower A-Arms on your 64-72 GM A-Body including Chevelle El Camino GTO and 442 and gain vastly increased handling and... MSRP: Was: Now: $1,064.93 Add to Cart