Vortex 641ZK-49 Silver 49-Tooth Rear Sprocket

The Vortex 641ZK-49 is a high-performance aluminum rear sprocket featuring 49 teeth and designed for 530 pitch chain applications. This lightweight racing sprocket is 100% CNC machined in the USA, offering precise fitment and exceptional durability for street and track motorcycles.

Key Features:

• 49-tooth rear sprocket configuration for 530 pitch chain
• Lightweight aluminum construction reduces rotating mass for improved acceleration
• Vortex patented tooth design increases sprocket longevity
• 100% CNC machined for precision and quality
• Silver anodized finish
• Manufactured in the USA

Vortex rear sprockets are engineered with a unique tooth profile that enhances chain engagement and extends service life. The lightweight aluminum construction helps reduce unsprung weight, allowing more power to reach the pavement while improving throttle response. Whether you're looking for custom gearing ratios or replacing worn components, this premium sprocket delivers race-proven performance and reliability.