Vortex 527ZUV4-42 VTX Aluminum Rear Sprocket Pitch Sprockets - 42T 520

The Vortex 527ZUV4-42 is a high-performance aluminum rear sprocket featuring 42 teeth and designed for use with a 520-pitch chain. Engineered by Vortex Racing, a trusted name in precision-machined powersports drivetrain components, this sprocket delivers an excellent balance of lightweight performance and durability for street and off-road riding.

Key Features:

• Material: CNC-machined 7075 aluminum alloy for maximum strength-to-weight ratio
• Tooth Count: 42 teeth
• Chain Pitch: 520
• Finish: Hard anodized for corrosion resistance and long service life
• Design: Lightening cutouts reduce unsprung rotational mass without sacrificing structural integrity
• Precision CNC machined to exact OEM dimensions for direct bolt-on fitment
• Manufactured to strict quality tolerances for smooth, reliable power transfer

Vortex sprockets are a popular upgrade for riders looking to reduce drivetrain weight and fine-tune their gearing. The aluminum construction offers significant weight savings over steel sprockets, making them ideal for performance-oriented applications. Always replace the drive chain when installing a new sprocket for optimal performance and longevity.