Vortex 828ZB-40 Aluminum Rear Sprocket 40-Tooth Black

The Vortex 828ZB-40 is a lightweight aluminum racing sprocket that is 100% CNC manufactured in the USA from specially formulated alloy per Vortex specifications. This 40-tooth rear sprocket features a black hard-coat finish that provides enhanced durability and corrosion resistance compared to standard anodized finishes.

Key Features:

• Unique tooth design increases sprocket longevity
• Vortex patented sprocket design is unlike any other sprocket
• Black hard-coat finish bonds to aluminum for reduced friction and increased wear resistance
• Made with the highest quality 7075 T6 aluminum
• Precision CNC machining ensures perfect concentricity for smooth, quiet operation
• Reduced rotational mass compared to steel sprockets for improved performance

Vortex sprockets are made from aerospace-grade aluminum, providing optimal power transfer and reduced rotational mass. The 828 series is designed for riders seeking a balance of lightweight construction and durability for street, track, and racing applications. The black hard-coat finish provides superior protection against wear and corrosion while maintaining the weight savings of aluminum construction.