Description
Your Mountain Max demands a drive belt that can handle aggressive throttle input without slipping across the entire RPM range. The Ultimax Pro 138-4432U4 delivers increased surface contact and advanced cog geometry to minimize power loss, keep operating temperatures down, and extend belt life even in high-demand riding conditions. If you’re running hard, this is the belt that keeps up.
- Thicker cross section design
- Increased clutch contact area
- Minimized slippage across range
- Advanced cog geometry
- Enhanced heat dissipation
- Improved flexibility
- Cooler operating temperature
- Extended belt life
- Optimized acceleration performance
- Fits 1996-2002 Yamaha Mountain Max 600
- Bolt-on replacement
- MPN: 138-4432U4
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