Vortex 840AZKV4-47 VTX Aluminum Rear Sprocket 47T

The Vortex 840AZKV4-47 is a 47-tooth aluminum rear sprocket from Vortex's VTX series, engineered for riders who demand lightweight performance without sacrificing durability. Machined from high-grade aluminum alloy and hard-anodized for corrosion resistance, this sprocket delivers a significant weight reduction over OEM steel sprockets while maintaining excellent wear characteristics.

Key Features:

• 47-Tooth Configuration – Provides optimized final drive gearing for acceleration or top-speed tuning depending on paired front sprocket
• Lightweight Aluminum Construction – CNC-machined from aerospace-grade aluminum alloy for maximum strength-to-weight ratio
• Hard-Anodized Finish – Resists corrosion, wear, and oxidation for extended service life
• Precision CNC Machining – Tight tolerances ensure smooth chain engagement and reduced drivetrain noise
• VTX Series Design – Features Vortex's signature vented/scalloped design to further reduce rotating mass
• Direct OEM Replacement Fitment – Bolt-on installation with no modifications required

Vortex sprockets are a trusted choice among track day enthusiasts, club racers, and street riders looking to fine-tune their motorcycle's gearing. The 840AZKV4-47 is a direct bolt-on upgrade that reduces unsprung and rotating weight, contributing to improved throttle response and overall handling feel.