Vortex 196AZBV4-42 VTX Aluminum Rear Sprocket 42T

The Vortex 196AZBV4-42 is a 42-tooth aluminum rear sprocket from Vortex's VTX series, engineered for high-performance street and track motorcycle applications. Vortex Racing is a trusted name in the powersports industry, known for producing precision-machined drivetrain components that deliver exceptional strength-to-weight advantages over stock steel sprockets.

This sprocket is CNC-machined from high-grade 7075 aluminum and features a hard anodized finish for improved corrosion resistance and extended service life. The lightweight aluminum construction significantly reduces unsprung rotational mass compared to OEM steel sprockets, contributing to quicker throttle response and improved overall performance.

Key Features:

• 42-tooth rear sprocket for tunable gearing options
• CNC-machined from 7075 aluminum for an optimal strength-to-weight ratio
• Hard anodized finish for corrosion resistance and durability
• Precision-machined tooth profile for smooth, quiet chain engagement
• Reduces unsprung rotational mass vs. OEM steel sprockets
• Designed for direct OEM-style fitment — no modifications required
• Compatible with standard motorcycle drive chains

The Vortex VTX aluminum rear sprocket is a popular upgrade for riders looking to fine-tune their motorcycle's gearing for street, sport, or track use. Pair with a matching Vortex front sprocket and chain for a complete drivetrain refresh.