Wilbers Fork Spring - Zero friction - Progressive WESA The Wilbers shock absorber has

The Wilbers shock absorber has been optimized in both rebound and compression damping

the fork was fitted with linear springs

or the stealthy

and a specially designed valve piston system that fine-tunes velocity-dependent damping for a balanced

The stock rear shock uses a very hard spring that compresses minimally

Wilbers Fork Spring - Zero friction - Progressive WESA The Wilbers shock absorber hasWilbers 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: