Rear WF-920 Tire 150/80-15 by IRC 2026-Polaris-GENERAL-XP-4-1000-Ultimate-model107448 and collar for ease of

and collar for ease of use

07-08 Grizzly 400

Spring outer diameter: 123 mm

1988-90 Yamaha FZR400

2000-02 Kawasaki VN1500N Vulcan 1500 Classic Fi

Rear WF-920 Tire 150/80-15 by IRC 2026-Polaris-GENERAL-XP-4-1000-Ultimate-model107448 and collar for ease of100 Factory Level Performance The Factory Spec construction utilizes enhanced ply materials and a larger bead apex to improve tire feel and response, as well as increase sidewall support to handle extreme impacts A proprietary rubber compound improves traction by reducing knob flex and increasing terrain penetration An optimized single radius profile provides more predictable and consistent performance throughout the race as the track deteriorates