Rear Shock Spring Fork Springs These non-adjustable twin reservoir shocks

These non-adjustable twin reservoir shocks provide a consistently comfortable and controlled ride

This results in smoother initial movement and greater reserve in the second spring rate

The result is a more stable motorcycle with greater ride comfort and traction

Combined with the progressive linkage

the shock absorber of the Aprilia Tuono V4 1100 Factory KG has noticeably too much rebound damping

Rear Shock Spring Fork Springs These non-adjustable twin reservoir shocksThe Hyperpro Progressive Rear Spring enhances cornering, reduces braking distance, and improves overall bike balance and feedback, fitting onto the original shock for easy installation.