Vortex 526ZBV4-43 VTX Aluminum Rear Sprocket Pitch Sprockets - 43T 520 6-Bolt

The Vortex 526ZBV4-43 is a lightweight, high-performance aluminum rear sprocket designed for sport and street motorcycle applications. Engineered for the 520 chain pitch with a 6-bolt mounting pattern, this 43-tooth sprocket delivers a direct OEM-style fit with a noticeable weight savings over stock steel sprockets.

Manufactured from 7075-T6 billet aluminum, Vortex sprockets are precision CNC-machined for exact tooth geometry and chain engagement. The sprocket features a hard-anodized black finish that resists corrosion and wear, extending service life even under demanding track or street conditions.

Key Features:

• 43 Teeth — stock-replacement or performance-tuned gearing option
• 520 Chain Pitch — compatible with standard 520-series drive chains
• 6-Bolt Mounting Pattern — direct bolt-on fitment for compatible applications
• 7075-T6 Billet Aluminum Construction — significant weight reduction versus steel
• Hard-Anodized Black Finish — improved corrosion and wear resistance
• CNC Precision Machined — tight tolerances for smooth, quiet chain engagement
• Manufactured in the USA by Vortex Racing

The Vortex VTX series rear sprocket is a popular upgrade for riders seeking to reduce unsprung rotating mass and fine-tune their gearing ratio for acceleration or top speed. Always replace the drive chain and front sprocket together for optimal drivetrain performance and longevity.