Vortex 920AZR-43 VTX Aluminum Rear Sprocket Pitch Sprockets - 43T 520

The Vortex 920AZR-43 is a 43-tooth aluminum rear sprocket from Vortex Racing's VTX series, designed for high-performance motorcycle applications using a 520 chain pitch. Engineered for riders who demand lightweight performance without sacrificing durability, this sprocket is a popular upgrade over heavier OEM steel units.

Key Features:

• 43 Teeth — optimized gearing for a balance of acceleration and top-end performance
• 520 Chain Pitch — compatible with standard 520-series drive chains
• Lightweight Aluminum Construction — significantly reduces unsprung rotational mass compared to steel sprockets
• Hard Anodized Finish — resists corrosion and wear, extending service life
• CNC Machined — precision manufacturing ensures accurate tooth profile and consistent chain engagement
• Vortex VTX Series — part of Vortex Racing's trusted line of performance drivetrain components

The Vortex AZR series rear sprockets are a go-to choice for sport and track riders looking to reduce rotating mass and fine-tune their gearing. The hard anodized aluminum construction delivers an excellent strength-to-weight ratio, making this sprocket a direct performance upgrade for street and competition use.