Vortex 488ZB-42 Rear Sprocket 42 Tooth Aluminum Blue

The Vortex 488ZB-42 is a high-performance rear sprocket featuring 42 teeth and a distinctive blue zinc finish. This lightweight aluminum sprocket is precision-machined from 7075-T6 aircraft-grade aluminum alloy, offering an excellent balance of strength and reduced rotational mass compared to steel sprockets.

Key Features:

• 42-tooth configuration for optimized gearing performance
• CNC-machined from 7075-T6 aluminum for exceptional strength-to-weight ratio
• Blue zinc finish provides corrosion resistance and distinctive appearance
• Self-cleaning mud grooves help shed debris and extend chain life
• Precision-cut teeth ensure smooth power transfer and extended chain life
• Lightweight construction reduces unsprung weight for improved suspension performance

Vortex sprockets are manufactured to strict tolerances and are a popular choice among sport riders and racers who demand reliable performance. The aluminum construction offers significant weight savings over steel while maintaining durability for street and track use.