Vortex 251A-41 Silver 41-Tooth 520-Pitch Aluminum Rear Sprocket

The Vortex 251A-41 is a 41-tooth, 520-pitch rear sprocket crafted from a specially formulated aluminum alloy developed to Vortex's own specifications. Designed for performance and durability, this sprocket is a popular upgrade for sportbike riders seeking a lightweight, race-quality drivetrain component.

Key Features:

• 41 teeth, 520 pitch — ideal for 520 chain conversion applications
• Lightweight aluminum construction — reduces unsprung and rotating mass for improved performance
• 100% CNC machined in the USA — precision manufacturing for exact tolerances
• Specially formulated alloy per Vortex specifications for optimal strength-to-weight ratio
• Silver anodized finish — corrosion-resistant coating for lasting good looks
• Vortex patented unique tooth geometry — engineered to extend sprocket service life and improve chain engagement

Specifications:

• Teeth: 41
• Position: Rear
• Chain Pitch: 520
• Color: Silver
• Material: Aluminum
• Country of Manufacture: USA

Vortex Racing is a trusted name in motorcycle performance parts, and the 251A-41 reflects their commitment to race-proven engineering. Whether on the track or the street, this sprocket delivers the precision and longevity that performance riders demand.