Vortex 170ZK-52 VTX Aluminum Rear Sprocket 52T

The Vortex 170ZK-52 is a 52-tooth aluminum rear sprocket precision-engineered for performance motorcycle applications. Machined from 7075 T6 billet aluminum, this sprocket delivers a significant weight reduction over stock steel units, reducing rotating mass for improved throttle response and drivetrain efficiency.

Key Features:

• 52-tooth rear sprocket for tuned final drive gearing
• Constructed from 7075 T6 aerospace-grade billet aluminum for maximum strength-to-weight ratio
• 100% CNC machined in the USA to tight tolerances for a perfectly concentric fit
• Anodized finish for corrosion resistance and long service life
• Lightweight design reduces rotating mass for improved acceleration and deceleration response
• Optimized tooth profile minimizes chain wear and extends drivetrain life

Vortex Racing is a U.S.-based manufacturer with over 15 years of experience producing top-quality motorcycle racing components used across Motocross, Supercross, Road Racing, and Flat Track disciplines. The 170ZK-52 is a direct-fit performance upgrade over the stock rear sprocket.