Vortex 511ZK-41 525 Steel Rear Sprocket 41T Black

The Vortex 511ZK-41 is a 525 pitch steel rear sprocket in 41 teeth with a black electro-plated finish, engineered for riders who demand durability and consistent performance. Built from hardened carbon steel and laser-cut to precise tolerances, this sprocket delivers reliable power transfer mile after mile.

Key Features:

• 525 Pitch — designed for 525-series chain and sprocket systems
• 41 Teeth — stock-equivalent gearing for balanced acceleration and top-end performance
• Hardened carbon steel construction — resists wear and maintains tooth integrity under sustained load
• Black electro-plated satin finish — provides corrosion resistance and a clean, aggressive look
• Laser-cut precision — ensures accurate tooth profile and consistent chain engagement
• Reduced rotational mass — optimized design contributes to improved drivetrain efficiency

The Vortex 511ZK-41 is a direct OEM-style replacement sprocket suitable for stock gearing configurations. Vortex steel sprockets are a trusted choice for street riders and track enthusiasts seeking a long-lasting, high-performance alternative to factory components.