Wilbers Fork Spring - Zero friction - Progressive Forks and eliminates the harsh

and eliminates the harsh

Our suspension conversion achieves a much better fork response by replacing the linear fork springs with progressive ones

The suspension geometry on both the front and rear axles is sensibly optimized in the Wilbers setup

Promoto tubes match OEM dimensions precisely and can save up to 50% versus original parts

Threaded Spring Preload: Easily adjust front-end sag via the fine-threaded collar system to properly balance your chassis based on heavy luggage

Wilbers Fork Spring - Zero friction - Progressive Forks and eliminates the harshWilbers 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: