Vortex 527ZLV4-42 VTX Aluminum Rear Sprocket 42-Tooth

The Vortex 527ZLV4-42 is a high-performance aluminum rear sprocket designed for sport bike riders seeking reduced rotating mass and improved throttle response. Part of Vortex's VTX sprocket series, this unit is CNC-machined from lightweight 7075-T6 aluminum alloy for an ideal balance of strength and weight savings over stock steel sprockets.

Key Features:

• 42-tooth rear sprocket for tunable final drive gearing
• Precision CNC-machined from 7075-T6 aluminum for maximum strength-to-weight ratio
• Hard anodized finish for improved wear resistance and corrosion protection
• Lightening pockets reduce unsprung and rotating weight
• Precision laser-cut tooth profile for smooth, consistent chain engagement
• Direct OEM bolt-on fitment — no modifications required
• Compatible with 520-pitch chain

Vortex is a trusted name in motorcycle drivetrain components, supplying sprockets to professional road racing teams and street riders alike. The 527ZLV4-42 rear sprocket is an excellent upgrade for riders looking to fine-tune acceleration and overall drivetrain performance.