Vortex 838AZR-37 Aluminum Rear Sprocket 37-Tooth

The Vortex 838AZR-37 is a high-performance 37-tooth aluminum rear sprocket engineered for motorcycle applications. Manufactured from aerospace-grade aluminum alloy, this sprocket delivers optimal power transfer while significantly reducing rotating mass compared to steel alternatives.

Key Features:

• 37-tooth configuration for precise gearing options
• Aerospace-grade aluminum construction for lightweight durability
• Hard-coated anodized finish for extended wear life
• Precision CNC-machined for exact fitment and performance
• Reduced rotational mass improves acceleration response
• Compatible with 520 or 525 pitch chains depending on application

Vortex sprockets are precision-engineered components designed for both street and track use. The aluminum construction provides substantial weight savings over stock steel sprockets while maintaining excellent durability under high-performance conditions. This sprocket is ideal for riders looking to optimize their motorcycle's gearing for improved acceleration or to replace worn OEM components with premium aftermarket quality.