Bilstein's shock bodies are precision formed through a unique seamless extrusion process. This provides superior strength along with high finish tolerances that are usually associated with surgical instruments. The finished body is then mated with a solid, induction hardened steel chrome plated and polished shaft, machined valving components and highest quality seals.
Performance Suspension System with 9 damping adjustments (**PSS9): That is the "race inspired" fully adjustable ride height system featuring mono-tube gas shock absorbers with nine precise damping adjustments. The system includes adjustable mono-tube gas shock absorbers with 9 precise compression and rebound settings from comfort to competition, front and rear application specific, progressive rate springs allow accurate adjustment of vehicle ride height and center of gravity for the level of performance you seek.