Wilbers Fork Spring - Zero friction - Progressive Reservoir we maintain seat height while

we maintain seat height while improving handling and comfort

Finish Options: Available in classic Silver/Black or the premium

Serviceability: 100% Fully rebuildable and serviceable for a lifetime of riding

while linear springs are the precise specialists — ideal for track use

Use the top-cap threaded rings to compress the internal springs and set your exact rider sag based on your gear and riding weight

Wilbers Fork Spring - Zero friction - Progressive Reservoir we maintain seat height whileWilbers progressive fork springs ZERO Friction finishing Our vibratory finishing process (trough vibrator with tailored media) micro polishes the spring surface. The resulting fine, shiny finish reduces surface roughness and friction hence ZERO Friction. Pair with our specially formulated Wilbers fork oil and the specified air chamber for your vehicle to maximize performance. Product may differ from the picture. Recommended viscosity and air chamber: