Vortex 201ZK-57 Steel Rear Sprocket 57T

The Vortex 201ZK-57 is a 57-tooth steel rear sprocket designed as a direct OEM replacement or upgrade for compatible sport and street motorcycles. Engineered to Vortex's exacting tolerances, this sprocket delivers reliable power transfer and consistent chain engagement for everyday riding and performance applications alike.

Key Features:

• 57-Tooth Configuration – Increases rear wheel torque and improves acceleration compared to smaller sprocket options
• Steel Construction – Offers superior durability and longevity versus aluminum sprockets, ideal for high-mileage and demanding use
• Precision Machined – CNC-machined to tight tolerances for smooth chain mesh and reduced drivetrain wear
• Direct Replacement Fit – Uses the 201-series carrier bolt pattern for straightforward installation with no modifications required
• Corrosion Resistant Finish – Protective surface treatment helps resist rust and wear over extended service intervals

Vortex is a trusted name in motorcycle drivetrain components, and the 201ZK-57 rear sprocket upholds that reputation with consistent quality and performance. Whether you're restoring OEM gearing or customizing your bike's power delivery, this sprocket is a dependable choice for street and sport riding.