Vortex 209-51 Aluminum Rear Sprocket 520 Pitch 51 Tooth Silver

The Vortex 209-51 is a precision-engineered aluminum rear sprocket designed for motorcycles using 520 pitch chain. This 51-tooth sprocket features Vortex's patented tooth design and is manufactured from specially formulated aluminum alloy to strict tolerances for optimal durability and performance.

Key Features:

• 51-tooth configuration for 520 pitch chain systems
• CNC-machined from high-grade aluminum alloy for precise concentricity
• Patented tooth design increases sprocket longevity and chain life
• Silver finish provides corrosion resistance and classic appearance
• Lightweight construction reduces unsprung rotating mass
• Strategically placed lightening holes for weight reduction without sacrificing strength

Vortex Racing has built a reputation for manufacturing premium motorcycle drivetrain components used by professional race teams worldwide. Each sprocket is made to exacting specifications to ensure proper fitment and maximum performance. The unique tooth profile design helps distribute wear more evenly across the sprocket, extending service life compared to conventional designs.