Vortex 165ZK-42 Rear Sprocket Aluminum Sprockets - 42-Tooth

The Vortex 165ZK-42 is a lightweight aluminum rear sprocket designed for high-performance motorcycles. This 42-tooth sprocket is precision CNC-machined from specially formulated aluminum alloy to Vortex's exacting specifications, delivering optimal strength-to-weight ratio for racing and street applications.

Key Features:

• 42-tooth configuration for custom gearing options
• Lightweight aluminum construction reduces unsprung weight
• 100% CNC-manufactured in the USA for precise tolerances
• Zinc-coated finish resists corrosion and wear
• Vortex's patented tooth design increases sprocket longevity
• Compatible with standard chain pitch applications

Vortex Racing sprockets are engineered for riders who demand precision and durability. Each sprocket undergoes rigorous quality control to ensure proper chain engagement and extended service life in demanding riding conditions.