Vortex 312ZO-41 Aluminum Rear Sprocket Pitch Orange Sprockets - CAT5 520 41T

The Vortex 312ZO-41 is a CAT5 billet aluminum rear sprocket featuring a 520 pitch chain compatibility and 41 teeth, finished in a vibrant orange anodize. Designed for sport bikes and performance motorcycles, this sprocket delivers an ideal balance of reduced rotating mass and long-lasting durability.

Vortex's CAT5 aluminum sprockets are CNC-machined from aerospace-grade aluminum billet and treated with a Category 5 hard anodize finish, providing excellent corrosion resistance and surface hardness. The patent-pending saber tooth groove design and cupped-face profile reduce overall weight while maintaining structural integrity under demanding riding conditions.

Key Features:

• Material: 100% CNC-machined aerospace-grade aluminum billet
• Finish: Category 5 (CAT5) orange hard anodize for corrosion resistance and durability
• Chain Pitch: 520
• Tooth Count: 41T
• Design: Vortex patent-pending saber tooth groove profile with cupped-face weight reduction
• Construction: Precision-machined to tight tolerances for smooth chain engagement
• Weight Savings: Lighter than OEM steel sprockets, reducing rotating mass for improved throttle response

The 312ZO-41 is an excellent upgrade for riders seeking a performance-oriented sprocket with OEM-compatible fitment. The orange anodized finish adds a distinctive look while the CAT5 hardcoat treatment ensures the surface resists wear, scratching, and the elements over thousands of miles.