Vortex 491AZR-43 Aluminum Rear Sprocket 43T

The Vortex 491AZR-43 is a high-performance 43-tooth aluminum rear sprocket engineered for sport and street motorcycle applications. Manufactured from lightweight, high-strength aluminum alloy, this sprocket delivers an excellent balance of reduced rotating mass and long-term durability.

Key Features:

• 43 Teeth — optimized tooth count for improved acceleration and throttle response
• Lightweight Aluminum Construction — reduces unsprung and rotating weight compared to steel sprockets
• Hard-Anodized Finish — resists corrosion and wear for extended service life
• Precision CNC Machined — ensures accurate tooth geometry and consistent chain engagement
• Direct OEM Replacement — designed for bolt-on fitment with no modifications required

Vortex sprockets are a trusted choice among performance riders and racers seeking reliable drivetrain components. The 491AZR series is designed to work seamlessly with standard motorcycle drive chains, making it a straightforward upgrade or replacement option for compatible sport bikes.