Vortex 839AZKV4-41 Aluminum Rear Sprocket 41T 520 Pitch

The Vortex 839AZKV4-41 is a high-performance aluminum rear sprocket designed for sport and street motorcycle applications. Engineered for riders who demand lightweight precision components, this sprocket is manufactured from aerospace-grade 7075 aluminum alloy for an optimal balance of strength and reduced unsprung weight.

Key Features:

• 41 Teeth — stock or performance gearing configuration for responsive power delivery
• 520 Chain Pitch — compatible with 520-series drive chains
• 7075 Aluminum Construction — significantly lighter than steel sprockets, reducing rotational mass for improved acceleration
• Hard Anodized Finish — provides corrosion resistance and extended wear life
• CNC Machined — precision tolerances ensure smooth, quiet chain engagement
• Lightweight Design — reduces unsprung and rotating weight for improved throttle response

Vortex Racing is a trusted name in the powersports industry, supplying sprockets to both competitive racers and street riders. The 839AZKV4-41 rear sprocket is a direct OEM-style replacement or upgrade option, delivering race-proven durability in a streetable package.