Wilbers Fork Spring - Zero friction - Progressive Wilbers Wilbers progressive fork springs —

Wilbers progressive fork springs — ZERO Friction finishing

and aggressive street carving without breaking a sweat

clean profile with a 30mm piston that integrates seamlessly with your vintage motorcycle’s frame without the bulk of external reservoirs

and mounting requirements of BMW's front-end architecture

and fine-tune your bike's steering geometry and seat height with the built-in length adjuster (+/- 5mm)

Wilbers Fork Spring - Zero friction - Progressive Wilbers Wilbers progressive fork springs —Wilbers 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: