TRW Shocks and Struts are intelligently engineered to restore original handling dynamics while designed to meet the highest safety, comfort, performance, and quality standards. TRW products have the best dampening characteristics with an application-tunedENDURANCE Polished Working Cylinder: SACHS working cylinders are drawn to precise dimensions and polished ultra-smooth to prevent piston band wear. Our technology permits close tuning tolerances while reducing friction and heat for the utmost endurance.