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Threaded Spring Preload
Experience the pinnacle of suspension technology with the YSS Fork Fork Cartridge Kit
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
sharp impacts using our proven Touring‑model approach: Zero Friction fork springs with matched damping deliver clear benefits
Threaded Preload Adjustment: Dial in your precise race sag with the threaded preload collar
Wilbers Fork Spring - Zero friction - Linear Carline Threaded Spring PreloadFront end lowering spring kit. When lowering a motorcycle, front and rear must be matched to preserve chassis geometry. This special fork spring kit adapts the front to the lowered rear. Installation requires expertise and specific tools; a detailed guide is included. Fork oil not included. Product may vary from picture.
