Vortex 642C-43 Aluminum Rear Sprocket 43-Tooth 520 Pitch Silver

The Vortex 642C-43 is a lightweight aluminum rear sprocket designed for high-performance motorcycle applications. This 43-tooth sprocket is engineered for 520 chain pitch conversion, offering an ideal balance of acceleration and top-end performance for sportbikes and racing motorcycles.

Key Features:

• 100% CNC manufactured in the USA for precise tolerances and perfect concentricity
• Constructed from specially formulated 7075 T6 aluminum alloy for optimal strength-to-weight ratio
• Silver anodized finish provides corrosion resistance and attractive appearance
• Vortex's patented tooth design increases sprocket longevity and reduces chain wear
• Significantly lighter than steel sprockets, reducing rotating mass for improved acceleration
• Cupped design from tooth ring to body minimizes weight without compromising strength
• Hardened teeth for extended service life

Vortex Racing has been a trusted name in motorcycle racing components for over 15 years, with products tested by professional race teams worldwide in Motocross, Supercross, Road Racing, and Flat Track competition. Each Vortex sprocket is manufactured to the tightest tolerances in the industry, ensuring perfect fitment and maximum performance.