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precision-machined guides/clearances
and an air-chamber adjustment improve response
Many owners of classic sports cars seek perfection without compromise
now maintain smooth motion with no stiction or “stalling
and stepless spring preload
Wilbers Fork Spring - Zero friction - Progressive PD Valve precision-machined guides/clearancesWilbers 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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