Moose Racing Countershaft Seal Kit - Kawasaki 25-4018 2023-yamaha-yz-250-f-monster-esi7383137 An all new shell is

An all new shell is more aerodynamic and smaller resulting in an ultra-lightweight Snell-approved helmet

Ergonomic design with anti-friction bronze bushing eases the clutch pull and reduces arm pump

Bionic Neck Support compatibility with the BNS A-Strap available as an optional extra

Recessed flex joints between tread blocks improve compliance for enhanced traction and ride comfort

38% better than standard DOT 4 requirements with high-temperature viscosity stability for improved severe use performance

Moose Racing Countershaft Seal Kit - Kawasaki 25-4018 2023-yamaha-yz-250-f-monster-esi7383137 An all new shell isFeatures: Kits include hardened steel bushing, an upgraded seal, an O ring (where applicable) and a snap ring or lock washer (where applicable) Made in the U. S. A. Specifications: Riding Style: Off Road Application: Countershaft Units: Kit Product Name: Seal Kit