Vortex 452AZRV4-45 Aluminum Rear Sprocket 45T

The Vortex 452AZRV4-45 is a 45-tooth aluminum rear sprocket designed as a high-performance replacement for sport and supersport motorcycles. Machined from lightweight 7075-T6 aluminum alloy, this sprocket delivers a significant weight reduction over OEM steel units without sacrificing strength or durability.

Key Features:

• 45-tooth rear sprocket configuration
• Machined from 7075-T6 aircraft-grade aluminum for maximum strength-to-weight ratio
• Hard anodized finish for enhanced corrosion resistance and long service life
• Precision CNC-machined for consistent tooth profile and smooth chain engagement
• Significant weight savings compared to stock steel sprockets
• Direct bolt-on fitment — no modifications required
• Compatible with standard O-ring, X-ring, and Z-ring drive chains

Vortex Racing is a leading manufacturer of performance motorcycle sprockets, known for tight tolerances and race-proven durability. The 452AZRV4-45 is an ideal upgrade for riders seeking improved throttle response and reduced unsprung rotational mass on the track or street.