Vortex 615BZR-42 Rear Sprocket 42-Tooth Blue Anodized Aluminum

The Vortex 615BZR-42 is a high-performance 42-tooth rear sprocket designed for sport and street motorcycles. This sprocket features Vortex's advanced aluminum construction with a vibrant blue anodized finish that combines lightweight performance with exceptional durability and corrosion resistance.

Key Features:

• 42-tooth configuration for balanced acceleration and top speed
• Precision CNC-machined from high-grade aluminum alloy
• Blue anodized finish provides superior wear resistance and distinctive appearance
• Vortex patented tooth design extends sprocket life and reduces chain wear
• Laser-cut for perfect fitment and smooth chain engagement
• Significantly lighter than OEM steel sprockets for reduced rotating mass
• Self-cleaning mud grooves help maintain optimal performance

Vortex Racing sprockets are engineered to exacting tolerances and meet or exceed OEM specifications. The advanced tooth profile design reduces friction and ensures smooth power transfer throughout the RPM range. This sprocket is an excellent upgrade for riders seeking improved throttle response and reduced unsprung weight without sacrificing durability.