Vortex 315ZK-39 Aluminum Rear Sprocket 39 Tooth

The Vortex 315ZK-39 is a high-performance aluminum rear sprocket engineered for precision and durability in demanding motorcycle applications. Manufactured from aerospace-grade aluminum alloy, this 39-tooth sprocket delivers optimal power transfer while significantly reducing rotational mass compared to steel alternatives.

Key Features:

• 39-tooth configuration for balanced acceleration and top-speed performance
• Aerospace-grade aluminum construction for strength and lightweight design
• Hard-coated anodized finish for enhanced wear resistance and corrosion protection
• Precision laser-cut teeth ensure smooth chain engagement and extended component life
• Drilled lightening holes reduce weight without compromising structural integrity
• CNC-machined to tight tolerances for perfect fitment and concentricity

Vortex sprockets are developed with direct feedback from professional race teams worldwide and manufactured to the highest quality standards in the industry. This rear sprocket is ideal for riders seeking performance improvements through weight reduction and precise engineering, whether for street, track, or racing applications.