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 and stability. Designed as direct replacements for weak stock trailing arms Hotchkis trailing arms feature TIG-welded construction from one piece of parent material quiet operating greasable polyurethane bushings sway bar mounts and a powder coated finish. Black Powder coat. Specs: Length 22.25 in. Hotchkis Sport Suspension 1306 1973-1977 GM A-Body Lower Trailing Arms. Designed as direct replacements for weak stock trailing arms to improve traction reduce wheel hop and improve handling and stability. 1973-1977 Chevelle El Camino Malibu Monte Carlo Cutlass Regal Lemans