Pay in 4 interest-free payments of $48.75 Learn more
Ships within 48 hours · Estimated delivery Nov 3 - Nov 8
Why Choose the YSS CO308 Cartridge Kit
Transform your telescopic fork with Wilbers springs and the correct fork oil
allowing for precision tuning to match your unique riding style and road conditions
redefining what you can expect from your motorcycle's performance
Wilbers Fork Spring - Zero friction - Progressive Reservoir Why Choose the YSS CO308Wilbers 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:
![Chevy LS 2pc Finned Vintage Hidden Coil Aluminum Valve Covers Coil Packs Wire Kit [Polished]](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/media_e0fff8fb-a614-4815-ac8d-1132dc86b639.jpg?v=1785572772)
![Mopar Chrysler Dodge SB 318 340 360 MID-AIR™ MidRise Aluminum Intake Manifold [Satin]](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/1-147-028.jpg?v=1785316992)