Vortex 920AZG-37 Aluminum Rear Sprocket 37-Tooth 520 Pitch

The Vortex 920AZG-37 is a high-quality 37-tooth aluminum rear sprocket designed as a direct OEM replacement or performance upgrade for compatible motorcycles. Manufactured from lightweight 6061-T6 aluminum with a hard-anodized finish, this sprocket delivers excellent durability while significantly reducing unsprung rotational weight compared to steel alternatives.

Key Features:

• 37-tooth rear sprocket configuration
• Precision-machined from 6061-T6 aerospace-grade aluminum
• Hard-anodized surface finish for corrosion resistance and extended wear life
• 520 chain pitch compatible
• Lightweight construction reduces unsprung and rotational mass
• CNC-machined for precise tooth geometry and consistent chain engagement
• Direct bolt-on fitment for compatible applications
• Vortex AZG series design with scalloped lightening cuts for maximum weight savings

The Vortex AZG series is a popular choice among street and track riders looking to fine-tune their gearing for improved acceleration or top-speed performance. As with all Vortex sprockets, the 920AZG-37 is manufactured to tight tolerances to ensure smooth, quiet operation and long service life when properly maintained.