Vortex 628K-55 Rear Sprocket Pitch Aluminum Sprockets - 520 55-Tooth Silver

The Vortex 628K-55 is a high-performance 55-tooth rear sprocket machined to exacting tolerances for street, stunt, and performance motorcycle applications. Built to Vortex Racing's legendary standards, this sprocket delivers reliable power transfer and extended service life.

Key Features:

• 55-Tooth, 520 Pitch: Large tooth count suited for performance and stunt riding applications demanding aggressive gearing ratios
• 100% CNC Manufactured in the USA: Precision machined from aerospace-grade aluminum for consistent quality and exact fitment
• Specially Formulated Alloy: Material engineered per Vortex specifications for an optimal balance of strength and reduced rotational mass
• Silver Anodized Finish: Protective anodizing resists corrosion and maintains appearance over time — standard finish for 55-tooth and larger Vortex sprockets
• Vortex Patented Tooth Design: Unique tooth profile increases sprocket longevity and promotes smooth chain engagement
• Reduced Rotational Mass: Lightweight aluminum construction aids in putting more power to the pavement

The Vortex 628K-55 rear sprocket is a direct upgrade over stock gearing, offering the precision and durability that racing and performance riders demand. Compatible with 520 pitch chains and designed for specific motorcycle fitments — verify compatibility before ordering.