Vortex 642AZK-46 Aluminum Rear Sprocket 46 Tooth 520 Pitch

The Vortex 642AZK-46 is a high-performance aluminum rear sprocket designed for 520 pitch chain applications. This 46-tooth sprocket is manufactured from lightweight 7075-T6 aluminum alloy and features Vortex's signature CAT5 hard anodizing process for enhanced durability and wear resistance.

Key Features:

• 46-tooth count for optimized gearing ratios
• 520 pitch design for compatibility with standard 520 chains
• 7075-T6 aluminum construction reduces rotational mass
• CAT5 hard anodizing provides three times the surface hardness of standard anodizing
• CNC-machined from a single piece of aluminum for precision and strength
• Self-cleaning mud grooves prevent debris buildup
• Distinctive blue anodized finish

Vortex aluminum sprockets deliver significant weight savings over steel while maintaining excellent strength and durability. The precision manufacturing ensures smooth chain engagement and extended chain life, making this an ideal upgrade for both street and track motorcycles running 520 pitch drive systems.