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Wilbers replaces it with a linear spring and optimizes rebound and compression damping
– 2× Harley-Davidson top-out springs
The Tracker cartridges come with external adjustment for spring preload
and the bike tends to oscillate at higher speeds because of the stiff setup and insufficient negative spring travel
Whether you’re carving through canyon twisties
Wilbers Fork Spring - Zero friction - Progressive Nivomat Wilbers replaces it with aWilbers 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:
