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Ships within 48 hours · Estimated delivery Aug 15 - Aug 20
the stock spring is replaced with a progressive Wilbers Zero Friction spring
Our premium 623 shock features an external compression reservoir connected via a flexible steel hose
The basic edition of the Wilbers Adjustline mono shock absorber features the same technology as the more complex versions
The Progressive Lowering Rear Spring is designed to lower the bike while enhancing ride quality
more usable adjustment range
Rear Shock Spring Spring Color:Black (+$10) the stock spring is replacedThe Hyperpro Progressive Rear Spring enhances cornering, reduces braking distance, and improves overall bike balance and feedback, fitting onto the original shock for easy installation.
