Vortex 635ZK-43 Black 43-Tooth Steel Rear Sprocket

The Vortex 635ZK-43 is a 43-tooth steel rear sprocket finished in an electro-plated satin black coating for corrosion resistance and a clean, aggressive look. Engineered to Vortex's exacting standards, this sprocket delivers reliable power transfer and long service life for street and performance motorcycle applications.

Key Features:

• 43-Tooth Rear Sprocket – direct replacement or gearing upgrade option
• Carbon Steel Construction – formulated to Vortex specifications for strength and durability
• Satin Black Electro-Plated Finish – resists corrosion and complements blacked-out drivetrain aesthetics
• Patented Vortex Tooth Design – unique tooth profile engineered to increase sprocket longevity and reduce chain wear
• Precision CNC Manufactured – consistent quality and precise fitment
• Steel Construction – ideal for street riding where durability is prioritized over weight savings

The Vortex 635ZK-43 is a proven choice for riders looking to replace a worn rear sprocket or fine-tune their motorcycle's final drive gearing. Steel construction makes it well-suited for everyday street use, offering greater longevity than aluminum alternatives when paired with proper chain maintenance.