Vortex 642ZK-54 Aluminum Rear Sprocket 54-Tooth

The Vortex 642ZK-54 is a high-performance aluminum rear sprocket designed for motorcycles requiring a 525 pitch chain with 54 teeth. Precision-machined from premium 7075-T6 aluminum alloy, this sprocket delivers an optimal balance of strength and lightweight performance for sport bikes and racing applications.

Key Features:

• 54-tooth configuration for precise gearing adjustments
• Constructed from aircraft-grade 7075-T6 aluminum for maximum durability
• Vortex patented tooth profile design extends sprocket life and reduces chain wear
• Precision CNC-machined for perfect fitment and concentricity
• Significantly lighter than steel sprockets for reduced rotating mass
• Hard-anodized finish provides corrosion resistance and enhanced longevity

Vortex sprockets are engineered to meet the demanding requirements of track and street riders who expect superior quality and performance. The unique tooth design increases sprocket longevity while maintaining smooth, consistent power transfer to the rear wheel.