Hotchkis 78-87 Chevy El Camino / 78-88 Pontiac Grand Prix Upper Trailing ArmsHotchkis Sport Suspension 1201 1978 1988 A G Body Upper Trailing Arm. Hotchkis Performance upper trailing arms for your 78 88 A G 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 and a powder coated finish. Black Powder coat. For