Vortex 642AK-42 Aluminum Rear Sprocket 42-Tooth

The Vortex 642AK-42 is a lightweight aluminum rear sprocket featuring 42 teeth, designed for high-performance motorcycle applications. This racing sprocket is 100% CNC-manufactured in the USA from specially formulated aluminum alloy that meets Vortex's exacting specifications.

Key Features:

• 42-tooth rear sprocket for precision gearing optimization
• 7075 T6 aluminum construction for reduced rotating mass
• Black anodized finish to prevent corrosion
• Unique patented tooth design increases sprocket longevity
• Lightweight design improves acceleration, deceleration and directional changes
• CNC-machined to tight tolerances for precise fitment

Vortex Racing sprockets are trusted by professional race teams worldwide for motocross, supercross, road racing, and flat track applications. The reduced weight of aluminum construction aids in putting more power to the pavement while maintaining durability through Vortex's proprietary tooth profile design.