Dayco 5080785 | Serpentine Belt

Part Number
5080785
Serpentine Belt

Fits: 97-02 Western Star 4900, 97-99 Western Star 4900E, 97-02 Western Star 5800, 97-01 Western Star 5900, 01-02 Western Star 4900E, 99 Freightliner FLD112, 99 Freightliner FLD120, 99-01 Western Star 4800, 01-02 Freightliner FLD112, 01-02 Freightliner FLD120, 01 Freightliner FLD132, 02 Sterling Truck L8500, 02 Sterling Truck L9500, 02-04 Western Star 4900EX, 02-04 Western Star 4900FA, 02-04 Western Star 4900SA, 04-07 Freightliner M2 106, 04-07 Freightliner M2 112, 05 Thomas Saf-T-Liner, 06 Freightliner Condor, 07 Blue Bird All American FE

Special Price $43.62 Regular Price $51.32
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Estimated Ship Date: 1 Business Day or Less
The Dayco® Poly Rib® Belt is designed for power transmission on heavy duty multiple-accessory drives. This Poly Rib belt is the latest version of the revolutionary multi-ribbed belt first developed by Dayco® for the 1979 Ford® Mustang®. The Dayco® Poly Rib® Belt is manufactured from an extreme temperature EPDM rubber and features a construction that uses a highly fiber loaded compound to maximize belt life and load carrying requirements while minimizing pulley misalignment noise. This belt offers excellent resistance to high under hood temperatures and ozone contamination. In addition, specially formulated treated cord insures length and tension stability on heavy duty diesel engine drives for the life of the belt. The Dayco® Poly Rib® Belt meets or exceeds SAE J1459 and SAE J2432 specifications.


BRAND: Dayco




FEATURES:


  • POLY RIB BELT, DAYCO


SPECIFICS:


3818
ColorBlack
Cross SectionK-Section
Effective Length78.54
Effective Length1994.92
MaterialEPDM, Aramid Reinforced
Maximum Operating Temperature100
Maximum Operating Temperature212
Minimum Operating Temperature-42.7
Minimum Operating Temperature-45
Outside Circumference79.17
Outside Circumference2010.92
Rib DepthStandard
Rib ProfileStraight Rib
StandardsSAE J1459, SAE J2432
Top Width1.10

78 1/2 In. Belt


DOWNLOADS:




INTERCHANGE:


  • Goodyear: 4080785
  • Cummins: 3289746
  • Cummins: 5301923
  • Cummins: 3943213
  • Freightliner Trucks: 01-23415-027
  • Freightliner Trucks: 01-23415-096
  • Freightliner Trucks: DCO206918
  • John Deere: R120853
  • Navistar: 3853923C1
  • NAPA: 25-080785
  • Freshstart: 785K8
  • Cummins: 3955193
  • Freightliner Trucks: 01-23415-108
  • CARQUEST: K080785HD
  • Perkins: 3827395
  • Cummins: 3290164
  • John Deere: R135607
  • Gates: K080785
  • John Deere: 1439170H1
  • Gates: K080785HD
  • ACDelco: K080785HD
  • NAPA: 25-080785HD
  • Dynacraft: D1102-6223
  • ACDelco: 8K785
  • CARQUEST: K080785
  • Cummins: 3289757
  • Daimler: A906 997 1292
  • Prevost: 5060111
  • Freightliner Trucks: 01-27110-013
  • Cummins: 3099259
  • Cummins: 3943349
  • Freightliner Trucks: 01-23415-069
  • Cummins: 3290161

APPLICATIONS:


  • 1997-2001 Western Star 5900 - Position: Fan and Alternator
  • 2001-2002 Freightliner FLD112 - Position: Fan, Alternator and Idler
  • 1999-1999 Freightliner FLD112 - Position: Fan, Alternator and Idler
  • 2001-2002 Freightliner FLD120 - Position: Fan, Alternator and Idler
  • 1997-1999 Western Star 4900E - Position: Fan and Alternator
  • 2004-2007 Freightliner M2 112 - Position: Main Drive
  • 2002-2004 Western Star 4900FA - Position: Fan and Alternator
  • 1999-2001 Western Star 4800 - Position: Fan, Alternator and Idler
  • 2005-2005 Thomas Saf-T-Liner - Position: Main Drive
  • 1997-2002 Western Star 4900 - Position: Fan and Alternator
  • 1997-2002 Western Star 5800 - Position: Fan and Alternator
  • 2001-2002 Western Star 4900E - Position: Fan and Alternator
  • 2002-2002 Sterling Truck L9500 - Position: Fan, Alternator and Water Pump
  • 2002-2002 Sterling Truck L8500 - Position: Fan, Alternator and Water Pump
  • 2002-2004 Western Star 4900SA - Position: Fan and Alternator
  • 2001-2001 Freightliner FLD132 - Position: Fan, Alternator and Idler
  • 2007-2007 Blue Bird All American FE - Position: Main Drive
  • 1999-1999 Freightliner FLD120 - Position: Fan, Alternator and Idler
  • 2002-2004 Western Star 4900EX - Position: Fan and Alternator
  • 2004-2007 Freightliner M2 106 - Position: Main Drive
Customer Questions
Can a serpentine belt cause smoke?
Yes, a serpentine belt can cause smoke. A serpentine belt is an essential component of a vehicle's engine system. It drives various accessories such as the alternator, power steering pump, water pump, and air conditioning compressor. If the serpentine belt becomes worn, damaged, or misaligned, it can cause friction and generate smoke.
Why is my serpentine belt squealing?
The serpentine belt can squeal due to various reasons, including tension issues, worn-out belt, or a problem with the belt's pulleys.
Is my serpentine belt too tight?
If your serpentine belt is causing issues like excessive noise or accelerated wear on the pulleys, it may indicate that the belt is too tight.
Why did my serpentine belt come off?
Serpentine belts can come off due to factors such as belt wear, improper tension, misaligned pulleys, or a faulty tensioner.
Please, mind that only logged in users can submit questions

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