Wilbers Fork Spring - Zero friction - Progressive Lift & Lowering Kits shiny finish reduces surface roughness

shiny finish reduces surface roughness and friction — hence ZERO Friction

Harley-Davidson Electra Glide “Revival” – Comfort & Stability

– Zero Friction fork springs with reduction bushings

Threaded Spring Preload: Easily adjust your sag to compensate for rider weight

elevating your motorcycle's performance to new heights

Wilbers Fork Spring - Zero friction - Progressive Lift & Lowering Kits shiny finish reduces surface roughnessWilbers 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: