Vortex 839A-47 Aluminum Rear Sprocket 47-Tooth Silver

The Vortex 839A-47 is a lightweight aluminum rear sprocket featuring 47 teeth, designed for high-performance motorcycle applications. This precision-engineered sprocket is part of Vortex Racing's proven line of drivetrain components trusted by professional racers worldwide.

Key Features:

• 100% CNC manufactured in the USA from specially formulated aluminum alloy
• Lightweight construction reduces rotating mass for improved acceleration and handling
• Silver anodized finish prevents corrosion and maintains appearance
• Patented tooth design increases sprocket longevity and performance
• Made to the tightest tolerances with aerospace-grade materials
• 47-tooth configuration for customized gearing ratios

Vortex Racing sprockets are manufactured from premium aluminum alloys using advanced CNC machining processes, ensuring exact tooth profiles and optimal chain engagement. The reduced weight compared to OEM steel sprockets allows for quicker directional changes and improved throttle response, making this an ideal upgrade for sport riding, track days, and racing applications.