Vortex 312D-49 Steel Rear Sprocket 49-Tooth Motorcycle Sprocket

The Vortex 312D-49 is a 49-tooth steel rear sprocket engineered for performance motorcycle applications. Built to Vortex Racing's exacting standards, this sprocket delivers reliable power transfer and long service life for street and track use.

Key Features:

• High-carbon steel construction for maximum strength and durability
• Induction hardened surface to minimize wear and extend service life
• Special Vortex nickel plating to resist corrosion
• Unique patented tooth design increases sprocket longevity and improves chain engagement
• Drilled lightening holes on most applications to reduce rotating mass
• Precision CNC machined to tight tolerances ensuring proper concentricity
• 49 teeth for optimized gear ratio tuning

Vortex Racing has over 15 years of experience producing top-quality motorcycle drivetrain components, with products tested and proven at the highest levels of professional racing worldwide. The 312D-49 rear sprocket is a direct-fit replacement or performance upgrade designed to work seamlessly with standard 520-pitch chains.