Vortex 200ZK-51 Complete Sprocket & Chain Kit 51T Rear

The Vortex 200ZK-51 is a complete sprocket and chain kit engineered for riders who demand precision-matched drivetrain components. Vortex Racing is a respected name in the powersports industry, manufacturing high-quality sprockets and drive components used on street bikes, sport bikes, and track machines worldwide.

This kit pairs a front countershaft sprocket and a 51-tooth rear sprocket with a matched drive chain, ensuring proper fitment, consistent stretch characteristics, and optimal power transfer right out of the box. Running a matched kit rather than mixing individual components helps extend overall drivetrain life and maintain consistent performance.

Key Features:

• Complete kit includes front sprocket, 51T rear sprocket, and drive chain
• Rear sprocket features 51 teeth for enhanced low-end acceleration and torque
• Manufactured by Vortex Racing — a trusted name in motorcycle drivetrain components
• Precision CNC machining for accurate tooth profiles and consistent chain engagement
• Matched components designed to wear evenly together for extended drivetrain life
• Ideal for street and track riding applications

Upgrading to a Vortex sprocket and chain kit is one of the most cost-effective ways to refresh your drivetrain and dial in your motorcycle's acceleration characteristics.