Wilbers Fork Spring - Zero friction - Progressive PD Valve the Promoto Lowering Kit helps

the Promoto Lowering Kit helps improve confidence and control by reducing seat height

grueling motos

Threaded Preload Adjustability: Customize your sag perfectly to your weight (with or without luggage or a passenger) using the included YSS preload pin tool

and R1200 GS/RT/R series)

Result: less effort

Wilbers Fork Spring - Zero friction - Progressive PD Valve the Promoto Lowering Kit helpsWilbers 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: