Vortex 840KV4-40 VTX Aluminum Rear Sprocket 40 Tooth

The Vortex 840KV4-40 is a 40-tooth aluminum rear sprocket from Vortex's VTX series, engineered for performance-focused riders who demand lightweight durability without sacrificing reliability. Precision CNC-machined from high-grade aluminum, this sprocket delivers a significant weight reduction over OEM steel sprockets while maintaining excellent wear resistance and strength.

Key Features:

• 40-Tooth Rear Sprocket — provides optimal gearing balance for acceleration and top-end performance
• CNC-Machined 7075 Aluminum Construction — lightweight yet strong, reducing unsprung rotational mass
• Hard Anodized Finish — resists corrosion and extends service life
• VTX Series Design — features precision-cut lightening holes for maximum weight savings
• OEM-Quality Fitment — direct bolt-on replacement with no modifications required
• Manufactured in the USA — Vortex sprockets are proudly made in the United States to strict quality standards

The Vortex VTX aluminum rear sprocket is an ideal upgrade for street, track, or off-road use where reducing rotating mass can improve throttle response and overall handling. Pair with a Vortex front sprocket and chain for a complete drivetrain package.