Hotchkis Performance 1306 Trailing ArmTrailing Arm Trailing Arm; Lower; SPECIFICATIONS: Material: Steel Position: Rear Lower FEATURES: Improves Traction Reduces Wheel Hop Improves Handling And Stability Stronger Than Stock Arms Features Tig Welded Construction Quiet Greasable Polyurethane Bushings Hotchkis Sport Suspension 1306 1973 1977 GM A Body Lower Trailing Arms. Hotchkis Performance lower trailing arms for your 73 77 GM A Body improve traction reduce wheel hop and improve handling