Wilbers Fork Spring - Zero friction - Progressive YSS By pairing a heavy-duty 45mm

By pairing a heavy-duty 45mm piston with a robust 16mm hard-chrome shaft

or tackling light off-road terrain

Each component in the kit is meticulously designed to provide a fully integrated solution

External Preload Adjustability: No more dealing with a fixed

Wilbers Fork Spring - Zero friction - Progressive YSS By pairing a heavy-duty 45mmWilbers 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: