Vortex 491ZR-40 Red 40-Tooth 520-Pitch Aluminum Rear Sprocket

The Vortex 491ZR-40 is a 40-tooth, 520-pitch rear sprocket machined from premium 7075 aluminum and finished in a striking red CAT5 anodized color with bright silver highlights on the teeth and edges. Designed for sport and performance motorcycle applications, this sprocket delivers the lightweight advantage and precision fitment that Vortex Racing is known for.

Key Features:

• Chain Pitch: 520
• Tooth Count: 40 teeth
• Material: 7075 aluminum — anodized first, then CNC machined for a colored body with silver-machined tooth highlights
• Color: Red (CAT5 anodized)
• 100% CNC manufactured in the USA to precise tolerances
• Unique self-cleaning tooth design sheds mud and debris to extend chain and sprocket life
• Vortex patented sprocket geometry for smooth chain engagement and maximum power transfer
• Lightweight construction reduces rotating mass for improved throttle response and acceleration
• Hard-anodized finish resists corrosion and wear

The Vortex 491ZR-40 is the preferred choice of racers and performance riders seeking a durable, USA-made rear sprocket that combines functional performance with aggressive style. Always verify fitment against your specific motorcycle model before installation.