Vortex 193AZB-37 520 Aluminum Rear Sprocket 37-Tooth Blue Anodized

The Vortex 193AZB-37 is a 37-tooth, 520-pitch aluminum rear sprocket finished in a blue anodized coating. Engineered for motorcycle racing and performance street applications, this sprocket is 100% CNC-machined from a specially formulated aluminum alloy to exacting Vortex tolerances, delivering a superior combination of light weight and durability.

Key Features:

• 37-Tooth, 520 Pitch: Designed for OEM 520-size chain applications or suitable 520 chain conversions
• Lightweight Aluminum Construction: CNC-machined from specially formulated aluminum alloy per Vortex specifications for reduced rotating mass
• Blue Anodized Finish: Hard anodized blue finish provides corrosion resistance and a race-ready appearance
• Saber Tooth Groove Design: Vortex patented tooth profile increases sprocket longevity and improves chain engagement
• Precision Manufactured: Machined to strict concentricity tolerances for smooth, vibration-free power delivery
• Lightening Holes: Strategic lightening holes further reduce rotating mass without sacrificing structural integrity

The Vortex 193AZB-37 rear sprocket is an ideal upgrade for riders seeking to reduce unsprung weight and fine-tune their gearing ratio. The blue anodized aluminum construction makes it a popular choice for both track day enthusiasts and competitive racers looking for a high-performance alternative to heavy OEM steel sprockets.