Pay in 4 interest-free payments of $48.75 Learn more
Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
The Wilbers upgrade uses progressive fork springs for a more responsive front end and substantially more reserve in the second spring rate than the stock linear design
With a dedicated compression adjuster on the piggyback reservoir
Adjustability: 25-Position Compression
“Wonder-Front” — Vespa GTS Super HPE Front-End Upgrade
negative spring travel
Wilbers Fork Spring - Zero friction - Progressive Adjustline The Wilbers upgrade uses progressiveWilbers 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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