Vortex 920AZB-33 VTX Aluminum Rear Sprocket 33T Black Anodized 920 Chain

The Vortex 920AZB-33 is a 33-tooth aluminum rear sprocket designed for motorcycles running a 920 pitch chain. Featuring a striking black anodized finish, this sprocket delivers the ideal combination of lightweight performance and lasting durability for both street and track applications.

Key Features:

• 33-tooth rear sprocket for precise gearing tuning
• Designed for 920 pitch chain compatibility
• CNC machined from high-strength aerospace-grade aluminum alloy
• Black hard-coat anodized finish for enhanced corrosion resistance and extended service life
• Reduced rotating mass compared to steel sprockets, improving throttle response and acceleration
• 100% manufactured in the USA to Vortex Racing's exacting tolerances
• Direct bolt-on replacement — no modifications required

Vortex Racing aluminum rear sprockets are a top choice among racers and performance riders. The lightweight aluminum construction reduces unsprung and rotating weight, helping deliver more power to the rear wheel. The black anodized surface not only adds an aggressive look but also provides a harder, more wear-resistant surface than standard silver anodized sprockets.