Vortex 641-46 Silver 46-Tooth Aluminum Rear Sprocket

The Vortex 641-46 is a silver 46-tooth aluminum rear sprocket engineered for motorcycle riders who demand race-proven performance and durability. Manufactured in the USA from premium-grade aluminum, this sprocket delivers the precision fit and long-lasting reliability that Vortex Racing is known for across Superbike, Supercross, Motocross, and Road Racing circuits worldwide.

Key Features:

• 46-Tooth Silver Aluminum Construction — Lightweight aluminum build reduces unsprung rotational mass for improved throttle response and acceleration
• 100% CNC Machined — Manufactured to the tightest tolerances for precise fitment and consistent performance
• Saber Tooth Groove Design — Vortex patented tooth profile reduces chain wear and extends sprocket longevity
• Silver Anodized Finish — Anodized coating resists corrosion and provides a clean, race-ready appearance
• USA Made — Produced domestically by Vortex Racing, a trusted name in professional motorcycle racing components

Vortex rear sprockets are a direct replacement upgrade from OEM steel sprockets, offering significant weight savings without sacrificing strength. The 641-46 is part of Vortex's standard aluminum rear sprocket lineup and is compatible with Vortex chain and sprocket kit configurations.