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Revolutionize your motorcycle's front suspension with the YSS PD Valve
Our Ecoline 540 TS setup improves rear comfort by optimizing negative travel and rebound damping so the machine works with the rider—not against them
multiple spring rates are available
It's the perfect upgrade for riders seeking improved handling
Wilbers Fork Spring - Zero friction - Progressive Reservoir Revolutionize your motorcycle's front suspensionWilbers 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:
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