Vortex 921AZGV4-40 VTX Aluminum Rear Sprocket Anodized Sprockets - 40T Gold

The Vortex 921AZGV4-40 is a lightweight aluminum rear sprocket from Vortex's VTX series, featuring a 40-tooth count and a striking anodized gold finish. Engineered for performance-oriented riders, this sprocket delivers a significant weight reduction over stock steel units without sacrificing durability.

Key Features:

• 40-Tooth Configuration – Provides tunable gearing for optimized acceleration or top-speed performance depending on front sprocket pairing
• 7075-T6 Aluminum Construction – High-strength aluminum alloy offers an excellent strength-to-weight ratio for reduced unsprung weight
• Anodized Gold Finish – Hard anodized coating resists corrosion, wear, and scuffing while adding a distinctive appearance
• CNC Machined – Precision machined to exact tolerances for smooth chain engagement and consistent performance
• Lightening Pockets – Strategically placed cutouts further reduce rotating mass for improved throttle response
• Direct OEM Replacement Fitment – Bolt-on installation with no modifications required

Vortex Racing is a trusted name in the powersports industry, producing sprockets that meet the demands of both street and track riders. The VTX series aluminum rear sprocket is an ideal upgrade for riders seeking improved performance and a custom look. Compatible with standard O-ring, X-ring, and Z-ring drive chains.