Vortex 125-42 Silver 42-Tooth 420-Pitch Aluminum Rear Sprocket

The Vortex 125-42 is a lightweight aluminum rear sprocket designed for motorcycles and powersports applications using 420-pitch drive chains. This precision-engineered sprocket features 42 teeth and is manufactured from high-quality 7075-T6 aluminum alloy for an optimal balance of strength and weight reduction.

Key Features:

• 100% CNC machined in the USA for precise tolerances and consistent quality
• Constructed from specially formulated 7075 aluminum alloy per Vortex specifications
• Silver anodized finish prevents corrosion and oxidation
• Patented Vortex tooth design increases sprocket longevity and durability
• Lightweight construction reduces unsprung weight for improved handling
• 42-tooth configuration for optimized gearing ratios
• 420 pitch chain compatibility

Vortex sprockets are renowned for their unique tooth profile that extends service life while maintaining precise chain engagement. The silver anodized coating not only provides corrosion resistance but also gives the sprocket an attractive two-tone machined appearance. Ideal for street bikes, pit bikes, and mini motorcycles requiring 420-pitch drive components, this sprocket delivers race-proven performance and reliability.