Vortex 610BZR-42 42-Tooth Steel Rear Sprocket Black Zinc 520 Pitch

The Vortex 610BZR-42 is a 42-tooth steel rear sprocket finished in a durable black zinc coating. Engineered for performance street and track riders, this sprocket is part of Vortex's trusted 610 series and is compatible with standard 520 pitch chains. The black zinc finish provides corrosion resistance and a clean, aggressive look.

Key Features:

• 42 Teeth — Optimized tooth count for a balance of acceleration and top-end performance
• 520 Chain Pitch — Compatible with standard 520 chain configurations
• Black Zinc (BZR) Finish — Corrosion-resistant coating for longevity and appearance
• Steel Construction — High-strength steel for durability under racing and street conditions
• CNC Machined — Precision-cut teeth for smooth, reliable chain engagement
• Direct OEM Replacement — Bolt-on fitment for compatible applications

Vortex sprockets are manufactured to strict tolerances and are a popular choice among motorcycle enthusiasts looking for a reliable, performance-grade upgrade over stock sprockets. The Vortex 610BZR-42 delivers consistent power transfer and extended service life.