Vortex 427ZRV4-46 Aluminum Rear Sprocket 520 Pitch 46-Tooth

The Vortex 427ZRV4-46 is a high-performance aluminum rear sprocket designed as a direct OEM replacement or performance upgrade for compatible motorcycles. Part of Vortex's popular ZRV4 series, this sprocket is machined from lightweight, high-strength aluminum alloy and features a hard-anodized finish for improved wear resistance and corrosion protection.

Key Features:

• 46-Tooth rear sprocket for optimized final drive gearing
• 520 chain pitch compatibility
• CNC-machined from high-strength aluminum alloy for reduced unsprung weight
• Hard-anodized finish for durability and corrosion resistance
• Precision-machined sprocket teeth for smooth, quiet chain engagement
• Direct bolt-on fitment — no modifications required
• Manufactured by Vortex Racing, a trusted name in powersports drivetrain components

Vortex sprockets are a favorite among street riders and track-day enthusiasts alike, offering a significant weight savings over steel OEM sprockets without sacrificing durability. The 427ZRV4-46 is ideal for riders looking to fine-tune their motorcycle's acceleration and throttle response through gearing changes.