V Ribbed Belt 3978282

positive OEM
Cummins
Part# 3978282
note
OLD# 5256792
Engine accessory drive belt transmitting power to multiple auxiliary components.
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Description

The Cummins V Ribbed Belt (3978282) is a critical engine accessory drive component that transmits rotational power to multiple auxiliary systems. It maintains synchronized operation of engine-driven accessories, ensuring efficient power delivery and system functionality in commercial vehicle engines.

Key Specifications

  • Application: EPA13 8.9L ISC/ISL engines, F Series, ISB, ISC, ISL, QSB, QSC, QSL engines
  • Function: Transfers rotational force to engine accessories
  • Compatibility: Cummins F3.8, F4.5, ISB4.5, ISC, ISC8.3, ISL, ISL9, QSB6.7, QSC8.3, QSL8.9, QSL9 series
  • Construction: Reinforced core with wear-resistant outer layer
  • Features: Trapezoidal rib profile, optimized tensioning, slip-resistant design
  • Quality: OEM Cummins part

Shipping Info

Next Day Air services are available for In Stock items. Our shipping cutoff time is Monday - Friday 4:30pm Eastern Standard Time (EST). 

 

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More Information

Current Part# 3978282
Old Part No.: 5256792
Type OEM
Part# variations 3978282 CUM,
3978282CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty