Vortex 610ZK-42 Steel Rear Sprocket 42-Tooth

The Vortex 610ZK-42 is a 42-tooth steel rear sprocket engineered for sport bike and motorcycle applications. Vortex Racing is a trusted name in the powersports industry, known for producing high-quality drivetrain components that meet or exceed OEM standards in both durability and performance.

This steel rear sprocket is precision-machined for exact fitment and consistent chain engagement, delivering reliable power transfer from the engine to the rear wheel. The 610ZK series is constructed from high-grade steel, offering excellent strength and long service life under demanding riding conditions.

Key Features:

• 42-tooth rear sprocket configuration for optimized gear ratio tuning
• Precision-machined from high-grade steel for exceptional durability and wear resistance
• CNC-machined teeth for consistent chain engagement and smooth power delivery
• Direct OEM-style replacement with no modifications required
• Lightening holes reduce overall weight while maintaining structural integrity
• Compatible with standard 520 or 525 chain pitch depending on application
• Manufactured by Vortex Racing, a leader in motorcycle performance drivetrain components

The Vortex 610ZK-42 rear sprocket is an excellent choice for riders looking to replace a worn sprocket or fine-tune their motorcycle's final drive ratio for track or street use.