Vortex 608ZK-42 CAT5 Aluminum Rear Sprocket 42 Tooth Black

The Vortex 608ZK-42 is a high-performance aluminum rear sprocket designed for motorcycle enthusiasts who demand optimal power transfer and reduced rotational mass. This 42-tooth sprocket is precision CNC-machined from aerospace-grade 7075 aluminum, delivering exceptional strength while keeping weight to a minimum.

Key Features:

• 42-tooth rear sprocket for precise gearing control
• CNC-machined from 7075 aerospace-grade aluminum for superior strength-to-weight ratio
• Black anodized finish provides corrosion resistance and a sleek appearance
• Vortex patented tooth design increases sprocket longevity and reduces wear
• Lightweight construction reduces rotational mass for improved acceleration
• 100% manufactured in the USA to strict quality specifications
• Compatible with 520 and 525 pitch chains (verify fitment for your specific application)

Vortex sprockets are trusted by professional racers and weekend riders alike for their reliability, durability, and performance benefits. The unique tooth profile ensures optimal chain engagement and extended service life. Whether you're looking to replace worn OEM gearing or fine-tune your bike's performance characteristics, the Vortex 608ZK-42 delivers championship-proven quality.