Vortex 641AZK-38 Aluminum Rear Sprocket 38 Tooth

The Vortex 641AZK-38 is a high-performance aluminum rear sprocket engineered for sport and racing motorcycles. This precision-manufactured component features 38 teeth and is designed to optimize power transfer while reducing rotational mass for improved acceleration and handling.

Key Features:

• 100% CNC machined from aerospace-grade 7075 aluminum for exceptional strength and durability
• 38-tooth configuration for versatile gearing options
• CAT5 anodized finish with hard-coat treatment for extended wear life
• Lightweight construction reduces unsprung weight and improves throttle response
• Vortex patented tooth design increases sprocket longevity
• Precision-engineered tooth profile ensures smooth chain engagement
• Made in the USA to racing specifications

Vortex aluminum sprockets are trusted by professional racers and performance enthusiasts worldwide for their superior craftsmanship and reliability. The lightweight aluminum construction aids in putting more power to the pavement by reducing rotating mass, making this an excellent choice for riders seeking improved performance over stock components.