This is a Belt for 4B3.9, 6B5.9, ISB and ISB3.9 Cummins Engines. Micro-V belts provide peak operating performance while delivering the highest value on the market.
- Designed for small diameter pulleys, backside idlers, and for use with (or without) automatic tensioners.
- Meets or exceeds all specifications from the Original Equipment Manufacturer.
- Flexible construction allows the belt to withstand billions of topside and backside bends in ABDS applications, resulting in long belt life.
- Utilizes advanced materials like Aramid Fiber found in bullet-proof vests and crack and heat-resistant EPDM materials.
This high quality replacement part is guaranteed to meet SAE J1459, SAE J2432, and SAE J1596 specifications.
