Vortex 841AZB-45 Rear Sprocket 45 Tooth Aluminum Blue

The Vortex 841AZB-45 is a high-performance aluminum rear sprocket designed for serious riders seeking weight savings and durability. This 45-tooth sprocket is precision-machined from 7075-T6 aluminum alloy, offering exceptional strength while reducing rotational mass compared to steel sprockets.

Key Features:

• 45-tooth configuration for optimized gearing performance
• 7075-T6 aircraft-grade aluminum construction for superior strength-to-weight ratio
• Blue anodized finish provides corrosion resistance and distinctive appearance
• CNC-machined tooth profile ensures precise chain engagement and extended wear life
• Self-cleaning mud grooves prevent debris buildup
• Lightening holes reduce weight without compromising structural integrity

Vortex sprockets are engineered to meet or exceed OEM specifications, making them an excellent choice for both street and track applications. The aluminum construction delivers noticeable performance benefits in acceleration and handling while the hard anodized surface treatment extends service life.