Vortex 435CZK-42 Rear Aluminum Sprocket 42 Tooth

The Vortex 435CZK-42 is a 42-tooth rear aluminum sprocket designed for motorcycle racing and performance applications. Vortex Racing is a well-respected manufacturer in the powersports industry, producing precision-machined drivetrain components trusted by professional and amateur racers alike.

Key Features:

• 42-Tooth Rear Sprocket — provides a specific final-drive ratio tuning option for acceleration or top-speed optimization
• Lightweight Aluminum Construction — CNC-machined from high-grade aluminum alloy to reduce unsprung and rotating mass compared to steel alternatives
• Precision CNC Machining — tight tolerances ensure smooth, consistent chain engagement and extended service life
• Anodized Finish — hard anodizing provides corrosion resistance and surface hardness for durability under racing conditions
• Direct OEM-Style Fit — designed as a direct replacement for compatible motorcycles, maintaining proper chain alignment
• 435 Chain Pitch Compatibility — engineered for use with the corresponding chain pitch as indicated by the 435 designation in the part number

Vortex Racing sprockets are a popular upgrade for riders looking to fine-tune their motorcycle's gearing. The aluminum construction saves weight over stock steel sprockets, making this an ideal choice for track days and competitive racing where every gram counts.