Vortex 190ZK-34 Aluminum Rear Sprocket 34-Tooth

The Vortex 190ZK-34 is a lightweight, high-performance aluminum rear sprocket engineered for riders who demand precision, durability, and improved drivetrain efficiency. Manufactured 100% CNC in the USA, this 34-tooth rear sprocket is built to Vortex's exacting racing standards and is a popular upgrade over heavy OEM steel sprockets.

Key Features:

• Aerospace-Grade Aluminum Construction: Specially formulated alloy per Vortex specifications reduces rotating mass for improved throttle response and acceleration
• 100% CNC Manufactured in the USA: Precise tolerances ensure perfect concentricity for smooth, quiet, and vibration-free operation
• Anodized Finish: Silver anodizing provides corrosion resistance and a clean, race-inspired appearance
• Unique Vortex Tooth Profile: Patented tooth design reduces chain wear and increases sprocket longevity
• 34-Tooth Configuration: Delivers a balance of acceleration and top-end performance suitable for street and track use
• Optimized for Reduced Rotating Mass: Lightweight design improves drivetrain efficiency and overall ride performance

Vortex Racing is a U.S.-based manufacturer trusted by professional race teams worldwide across Motocross, Supercross, Road Racing, and Flat Track disciplines. The 190ZK-34 is a direct bolt-on upgrade designed to replace your worn OEM sprocket or fine-tune your gear ratio for your specific riding style.