Vortex 840V4-41 Aluminum Rear Sprocket 41-Tooth

The Vortex 840V4-41 is a high-performance 41-tooth aluminum rear sprocket designed as a direct OEM replacement or performance upgrade for compatible motorcycles. Engineered by Vortex Racing — a trusted name in powersports drivetrain components — this sprocket delivers reliable power transfer with reduced unsprung weight compared to steel alternatives.

Manufactured from high-grade 7075 aluminum alloy, the V4 series sprocket offers an excellent strength-to-weight ratio while featuring hard-anodized teeth for improved wear resistance and extended service life. The precision CNC-machined construction ensures consistent tooth profile geometry for smooth, quiet chain engagement.

Key Features:

• 41-tooth rear sprocket for fine-tuned gearing performance
• Lightweight 7075 aluminum alloy construction reduces unsprung weight
• Hard-anodized teeth for enhanced durability and wear resistance
• CNC-machined for precise fitment and consistent chain engagement
• Compatible with 520-pitch chain (840 series designation)
• Direct bolt-on replacement — no modifications required
• Available in multiple colors to match your bike's aesthetics

The Vortex V4 aluminum rear sprocket is an ideal choice for riders looking to optimize acceleration, reduce drivetrain weight, or simply replace a worn sprocket with a quality aftermarket component. Always replace the sprocket in conjunction with a worn chain and front sprocket for optimal drivetrain longevity.