Wilbers Fork Spring - Zero friction - Progressive Ecoline The stock linear fork springs

The stock linear fork springs feel as if they soften under load (e

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

Only the best materials are used to deliver the renowned Wilbers quality with an outstanding price-to-performance ratio

allows fine-tuning of fork behavior to your riding style

The YSS PD Valve works seamlessly within your existing fork structure

Wilbers Fork Spring - Zero friction - Progressive Ecoline The stock linear fork springsWilbers 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: