Vortex 630ZB-55 Aluminum Rear Sprocket Chain Sprockets - 55-Tooth 420

The Vortex 630ZB-55 is a premium aluminum rear sprocket designed for motorcycles using 420 chain. This high-performance sprocket features 55 teeth and is constructed from specially formulated aluminum alloy engineered to Vortex specifications for optimal strength and durability.

Key Features:

• 55-tooth configuration for precise gearing adjustments
• 420 chain pitch compatibility
• Lightweight aluminum construction reduces unsprung weight
• Vortex patented tooth design increases sprocket longevity
• Specially formulated alloy for superior wear resistance
• Precision-machined teeth for smooth power transfer

Vortex sprockets utilize a unique tooth profile design that extends service life compared to conventional sprockets. The lightweight aluminum construction helps improve throttle response and reduces rotational mass, while maintaining the strength needed for reliable performance. Ideal for riders looking to optimize their motorcycle's gearing or replace worn drivetrain components.