Vortex 144A-55 Aluminum Rear Sprocket 55-Tooth

The Vortex 144A-55 is a high-performance aluminum rear sprocket designed for sport and racing motorcycles. This 55-tooth sprocket is precision-machined from aerospace-grade 7075-T6 aluminum alloy, offering an optimal balance of strength and lightweight performance for enhanced acceleration and reduced rotational mass.

Key Features:

• 55-tooth configuration for fine-tuning gear ratios
• Constructed from 7075-T6 aluminum for maximum durability
• Unique Vortex tooth profile design increases sprocket longevity
• Silver anodized finish prevents corrosion and wear
• Precision CNC-machined to tight tolerances for optimal chain engagement
• Significantly lighter than stock steel sprockets

Vortex sprockets are manufactured with patented tooth designs that enhance durability and performance. The lightweight aluminum construction reduces unsprung weight, improving handling and throttle response. Note that sprockets with 55 teeth and larger are available in silver finish only. This sprocket is designed for use with 520, 525, or 530 pitch chains depending on the specific motorcycle application.