Vortex 840ZUV4-47 Aluminum Rear Sprocket 47-Tooth Powersports

The Vortex 840ZUV4-47 is a 47-tooth aluminum rear sprocket designed for powersports and UTV applications. Engineered by Vortex — a trusted name in performance drivetrain components — this sprocket delivers a lightweight, durable upgrade over heavy OEM steel sprockets.

Key Features:

• 47-Tooth Configuration: Optimized tooth count for acceleration and low-end torque in powersports applications
• Lightweight Aluminum Construction: Significantly reduces unsprung and rotating mass compared to steel sprockets for improved performance
• Precision CNC Machined: Tight tolerances ensure smooth chain engagement and extended sprocket and chain life
• Hard Anodized Finish: Corrosion-resistant anodized coating protects against wear, moisture, and the elements
• Direct OEM Replacement Fitment: Engineered to bolt directly onto compatible vehicles without modification
• 840 Chain Pitch Compatible: Designed for use with 840-pitch drive chains common in UTV and powersports drivetrains

Vortex sprockets are a popular performance upgrade for riders and drivers seeking to reduce drivetrain weight and improve throttle response. The 840ZUV4-47 is a reliable, track-tested component built to Vortex's exacting quality standards.