Vortex 803A-61 Aluminum Rear Sprocket 61T

The Vortex 803A-61 is a high-performance 61-tooth aluminum rear sprocket engineered for competitive riders and street enthusiasts demanding precision-machined drivetrain components. Vortex is a trusted name in motorcycle racing, known for producing sprockets held to tight tolerances for reliable power transfer and consistent chain engagement.

Key Features:

• 61 teeth — provides a higher reduction ratio for increased acceleration and low-end torque
• Lightweight aluminum construction — significantly reduces unsprung and rotating mass compared to steel alternatives
• CNC precision-machined — ensures consistent tooth geometry and chain compatibility
• Hard anodized finish — improves surface hardness and corrosion resistance for extended service life
• Direct OEM bolt-pattern replacement — designed for straightforward installation on compatible applications

Vortex sprockets are a popular upgrade for riders looking to fine-tune their gearing for track days, drag racing, or spirited street riding. The 803A series is compatible with a specific bolt-circle and chain pitch — verify your application's sprocket carrier, bolt pattern, and chain size before ordering.