Vortex 452ZB-39 Rear Sprocket 39-Tooth 520-Pitch Black Hardcoat Aluminum

The Vortex 452ZB-39 is a high-performance 39-tooth rear sprocket engineered for 520-pitch motorcycle chain applications. This premium sprocket features a PTFE black hardcoat finish that bonds directly to the aluminum surface, creating a durable, low-friction coating that significantly extends service life.

Key Features:

• 39-tooth configuration for 520-pitch chain systems
• Constructed from lightweight 7075 T6 billet aluminum to reduce rotating mass
• 100% CNC manufactured in the USA to tight tolerances
• Specially formulated aluminum alloy per Vortex specifications
• PTFE black hardcoat finish increases wear resistance and reduces friction
• Proprietary saber tooth groove design extends sprocket longevity
• Vortex patented sprocket design for superior performance
• Precision machined for improved acceleration and deceleration

Vortex Racing has been manufacturing premium motorcycle racing components in the USA for over 15 years, with products tested by professional race teams worldwide in Motocross, Supercross, Road Racing, and Flat Track applications.