Vortex 803AZK-43 Aluminum Rear Sprocket 43 Tooth 520 Pitch

The Vortex 803AZK-43 is a high-performance aluminum rear sprocket engineered for motorcycle riders seeking reduced rotating mass and improved acceleration. This 43-tooth sprocket is precision-manufactured from aerospace-grade aluminum alloy and features Vortex's signature hard-coat anodizing for enhanced durability and wear resistance.

Key Features:

• 43 teeth for optimized gearing ratios
• 520 pitch compatible with standard and X-ring chains
• Aerospace-grade aluminum construction for maximum strength-to-weight ratio
• Black hard-coat anodized finish for longevity and corrosion resistance
• Laser-cut precision for exact fit and optimal power transfer
• Drilled design reduces rotating mass without sacrificing strength
• CNC-machined to tight tolerances for smooth operation

Vortex sprockets are trusted by professional race teams worldwide and deliver proven performance in road racing, track days, and aggressive street riding. This aluminum sprocket significantly reduces unsprung weight compared to steel alternatives while maintaining the durability needed for high-performance applications. Compatible with Vortex chain and sprocket conversion kits or as a standalone replacement component.