Vortex 840C-59 Rear Sprocket 59-Tooth Silver Aluminum

The Vortex 840C-59 is a lightweight aluminum racing rear sprocket engineered for high-performance motorcycles equipped with BST wheels. This 59-tooth sprocket is designed for riders seeking precise gearing adjustments to optimize acceleration and top speed for their specific riding conditions.

Key Features:

• Lightweight standard aluminum racing sprocket construction reduces rotating mass
• 100% CNC manufactured in the USA to precise tolerances
• Specially formulated alloy per Vortex specifications for optimal strength-to-weight ratio
• Silver anodized finish to prevent corrosion and maintain appearance
• Unique patented tooth design increases sprocket longevity and chain engagement
• Sprocket dimensions: 5 holes (10mm) with 100mm PCD (Pitch Circle Diameter) and 76mm ID
• Compatible with 520 or 530 chain pitch (verify your application)
• Designed specifically for BST aftermarket wheels

Vortex Racing has been manufacturing premium motorcycle racing components since 1995, with all sprockets tested by professional race teams worldwide. The 840C series represents their commitment to quality, precision, and performance for serious riders and racers.