Vortex 491AZR-41 Aluminum Rear Sprocket 41T Black Anodized

The Vortex 491AZR-41 is a 41-tooth aluminum rear sprocket engineered for sport bike and performance motorcycle applications. Manufactured by Vortex Racing, this sprocket is CNC-machined from lightweight aluminum and features a black anodized finish for corrosion resistance and a clean appearance on the bike.

Vortex Racing sprockets are precision-constructed to the tightest tolerances in the industry, then induction-hardened and surface-treated for enhanced durability and extended service life. The aluminum construction provides a significant weight savings over steel sprockets, making them a popular upgrade for riders focused on reducing unsprung and rotating mass.

Key Features:

• 41 teeth — direct OEM replacement or performance upgrade tooth count
• Lightweight aluminum construction — reduces unsprung rotational weight
• Black anodized finish — resists corrosion and wear while providing a premium appearance
• CNC-machined to tight tolerances for precise chain engagement and smooth power delivery
• Manufactured by Vortex Racing, a trusted name in professional motorsport

Vortex rear sprockets are a proven choice among street riders and track-day enthusiasts seeking a high-quality OEM-style replacement or performance upgrade. The 491AZR-41 is designed as a direct bolt-on fitment for compatible motorcycle applications.