Vortex 312DZK-37 Steel Rear Sprocket 37T Dark Zinc

The Vortex 312DZK-37 is a precision-engineered steel rear sprocket featuring a 37-tooth count and a striking dark zinc (DZK) finish for enhanced corrosion resistance and a stealthy appearance. Designed and manufactured in the USA by Vortex Racing, this sprocket is built to the exacting standards trusted by professional race teams worldwide.

Key Features:

• 37 teeth for precise gearing selection
• Dark zinc (DZK) electro-plate finish resists corrosion and adds a blacked-out aesthetic
• Carbon steel alloy formulated to Vortex specifications for maximum strength and durability
• Precision CNC machined and induction hardened to tight tolerances for concentricity and long life
• Patented Vortex tooth profile design for quieter operation and extended sprocket longevity
• Lightening holes reduce rotating mass for improved performance
• Made in the USA

Vortex Racing steel rear sprockets are a proven choice for street riders and racers seeking a durable, performance-oriented upgrade over stock. The dark zinc coating provides superior protection against rust and environmental exposure while maintaining a clean, low-profile look.