Rear Shock Spring Spring Color:Purple and tunable by professional suspension

and tunable by professional suspension technicians

this results in very little comfort in the stock configuration

Premium Nitrogen Gas Emulsion: Keeps the internal shock oil under constant pressure to prevent cavitation and fading

These Progressive Lowering Front Shock Springs effectively lower the rear end of the motorcycle

Wilbers uses a slightly firmer initial rate with a softer

Rear Shock Spring Spring Color:Purple and tunable by professional suspensionThe Hyperpro Progressive Rear Spring enhances cornering, reduces braking distance, and improves overall bike balance and feedback, fitting onto the original shock for easy installation.