Vortex 825AZK-39 Aluminum Rear Sprocket 530 Pitch 39 Tooth Silver

The Vortex 825AZK-39 is a high-performance aluminum rear sprocket designed for motorcycles with 530 pitch chain. This 39-tooth sprocket combines lightweight construction with exceptional durability for racing and street applications.

Key Features:

• 100% CNC manufactured in the USA from specially formulated aluminum alloy
• Silver anodized finish prevents corrosion and extends service life
• Unique patented tooth design increases sprocket longevity
• Lightening holes reduce rotating mass for improved acceleration
• Precision manufacturing ensures perfect concentricity and balance
• 530 pitch chain compatibility with 39 teeth for custom gearing ratios

Vortex Racing sprockets are engineered to meet demanding performance standards, featuring proprietary tooth profiles that distribute load more evenly and resist wear. The lightweight aluminum construction reduces rotational inertia while maintaining the strength needed for high-performance applications. Each sprocket undergoes rigorous quality control to ensure precise fitment and reliable operation.