Shock Absorber Type 640 RoadIn series production, the shock absorber of the Aprilia Tuono V4 1100 Factory KG has noticeably too much rebound damping. The Wilbers shock absorber has been optimized in both rebound and compression damping, offering a wider adjustment range than the unit installed ex works. This results in significantly improved handling and a notable increase in riding safety. All the experience and development from our racing team flow directly into the individual