Bushings Shock Rear Shock Absorbers Forks - Shocks Extreme Racing Shox Bike Extreme Racing Shox is a leading Italian engineering company in damper system, motions control for motorsport racing, OE automotive, motorcycle, MTB industry, biomedical and seismic sector either active or passive systems. The know-how gained since the early 1980s has been poured into highly performing products currently used in ultra-high level competitions such as WRC, F1, off-road, motocross and MTB. Attention to detail, R&D research and new performance levels are the foundations on which EXT operates as a world leader.