Wilbers Fork Spring - Zero friction - Progressive PD Valve offering enhanced stability and comfort

offering enhanced stability and comfort for long rides

and stepless spring preload

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

precision-machined guides/clearances

the vehicle exhibits excessive damping in the fork but insufficient damping in the rear shock absorber

Wilbers Fork Spring - Zero friction - Progressive PD Valve offering enhanced stability and comfortWilbers 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: