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Whether you are restoring a vintage dirt bike for show or competing in vintage MX racing
send your fork together with the original shock
Harley-Davidson Pan America RA1 – Suspension Optimization
For this model we recommend our in-house special modification 016-0200-17 to further optimize sliding and damping characteristics
Advanced PD Valve Technology: The included fork emulator valves simulate the multi-stage dynamics of a high-end cartridge suspension system
Wilbers Fork Spring - Zero friction - Progressive Mono Shock Whether you are restoring 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:
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