The aFe Sway-A-Way 2.5" rear piggyback shock kit for 2001–2010 GM 2500HD trucks is a direct-fit unit engineered to improve off-road damping while preserving ride comfort. Designed and built in the USA, the shocks use polished nitro-steel shafts, CNC-machined components, multi-seal carriers and internal floating pistons. They install without vehicle modifications and are fully adjustable and rebuildable.
aFe SUS Shock Kit 2.5 GM 2500HD 01-10 Rear Piggyback (Set of 2)