Vortex 838A-45 Aluminum Rear Sprocket 45 Tooth

The Vortex 838A-45 is a high-performance aluminum rear sprocket featuring 45 teeth, designed for sportbike and street motorcycle applications. Manufactured from high-quality 7075-T6 aluminum alloy, this sprocket offers an excellent balance of strength and lightweight performance compared to heavier steel alternatives.

Key Features:

• 45-tooth configuration for optimized gearing
• 7075-T6 aluminum construction for reduced rotational mass
• CNC-machined for precise tooth profile and accurate fitment
• Hard-anodized finish for enhanced durability and wear resistance
• Self-cleaning mud grooves help shed debris and extend sprocket life
• Lightweight design improves acceleration and reduces unsprung weight

Vortex sprockets are engineered to meet or exceed OEM specifications while providing performance advantages for track and street riding. The aluminum construction typically provides 66% weight savings compared to stock steel sprockets, resulting in improved throttle response and quicker acceleration.