Vortex 312DZR-42 Aluminum Rear Sprocket 42 Tooth

The Vortex 312DZR-42 is a high-performance aluminum rear sprocket designed for sport and racing motorcycles. This 42-tooth sprocket features Vortex's signature dual zinc plating process, which provides exceptional corrosion resistance and extended service life.

Key Features:

• 42 teeth for optimized gearing performance
• Lightweight 7075-T6 aluminum construction reduces unsprung weight
• Dual zinc-plated steel center for maximum strength and durability
• CNC-machined to aerospace tolerances for precise fitment
• Hardcoated aluminum outer section resists wear
• 520 pitch chain compatible
• Self-cleaning mud grooves prevent debris buildup

Vortex sprockets are engineered to deliver superior performance and longevity, making them a popular choice among professional racers and enthusiasts. The hybrid construction combines the strength of steel with the weight savings of aluminum for the ideal balance of performance and durability.