... factory provide Auto Shock Absorber Rubber Bushing,please kindly check the information as below, and contack us:): Rubber MaterialEPDM, SBR, NBR, ... We have our own factories and have been providing premium quality OEM bushings and auto rubber parts for over 14 years. ... spindle bushings / bearings, camshaft bushings, engine mounts, etc.), rubber parts and sintered bushings ( SF-1, SF-2, JF800, JF-20, ...