Wilbers Fork Spring - Zero friction - Progressive Motorrad It fits onto the original

It fits onto the original shock

and usage — and

you can now adjust your fork’s spring preload and damping for a truly custom setup

A matched suspension set centered around the 623 reservoir shock for the rear and a coordinated fork upgrade at the front

but ride comfort still benefits from proper negative spring travel and damping optimization

Wilbers Fork Spring - Zero friction - Progressive Motorrad It fits onto the originalFront end lowering spring kit. When lowering a motorcycle, front and rear must be matched to preserve chassis geometry. This special fork spring kit adapts the front to the lowered rear. Installation requires expertise and specific tools; a detailed guide is included. Fork oil not included. Product may vary from picture.