Vortex 339ZK-35 Aluminum Rear Sprocket 35T Black Anodized

The Vortex 339ZK-35 is a 35-tooth aluminum rear sprocket from Vortex Racing, designed for street and track performance. Engineered to reduce rotating mass compared to OEM steel sprockets, this lightweight sprocket helps deliver improved throttle response and acceleration.

Key Features:

• Lightweight aluminum construction — reduces rotating mass for improved acceleration and handling
• 100% CNC manufactured in the USA — machined to precise tolerances for a perfectly concentric fit
• Specially formulated alloy per Vortex specifications — optimized for strength-to-weight ratio
• Black anodized finish with machined contrast accents (ZK) — corrosion-resistant and visually distinctive
• Unique patented tooth design — minimizes chain wear and extends sprocket service life
• 35-tooth rear sprocket — direct-fit replacement or gearing upgrade option

Vortex Racing rear sprockets are a trusted choice among road racers, track day enthusiasts, and performance street riders. The 339ZK-35 delivers the precision and durability expected from one of the industry's leading U.S.-based motorcycle drivetrain specialists.