Vortex 840AV4-47 VTX Aluminum Rear Sprocket 47-Tooth

The Vortex 840AV4-47 is a high-performance 47-tooth aluminum rear sprocket from Vortex's popular VTX series. Designed for riders who demand lightweight performance without sacrificing durability, this sprocket is precision-machined from aerospace-grade 7075-T6 aluminum for an exceptional strength-to-weight ratio.

Key Features:

• Tooth Count: 47 teeth for optimized acceleration and gear ratio tuning
• Material: Aerospace-grade 7075-T6 aluminum — significantly lighter than steel alternatives
• Chain Pitch: 840 series chain compatible
• Hard anodized finish for corrosion resistance and extended service life
• CNC precision-machined for true, consistent tooth profile and smooth chain engagement
• Lightening cuts reduce unsprung rotational mass for improved handling and throttle response
• Direct OEM-replacement fitment — no modifications required

Vortex sprockets are a trusted choice among street riders and track enthusiasts alike. The VTX aluminum series delivers a noticeable reduction in rotating mass compared to stock steel sprockets, translating to quicker acceleration response and reduced drivetrain stress. Available in a range of anodized colors to complement your bike's appearance.