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Shop By Brand

The Following brands are available based on your search.

  • Bando
    Bando
  • Continental
    Continental
  • Dayco
    Dayco
  • Gates
    Gates
  • Powermaster
    Powermaster

Shop By Related Serpentine Belt Parts

Shop below for all Serpentine Belt related parts for your Western Star 4900EX


Shop for Top Selling Genuine Western Star 4900ex Serpentine Belts

  • We Stock the following top leading brands, including Dayco, Gates, Continental
  • Constantly Updated Inventory of Western Star 4900ex Replacement Serpentine Belt Parts

We also have Serpentine Belt parts for other Western Star models, including WSH, 3700, 3800, 4700SB, 4700SF, 4800, 4800SB, 4800SF, 4900, 4900E, 4900EX, 4900FA, 4900SA, 5700XE, 5800, 5900, 6900, 6900XD.


Dayco
2003 Western Star 4900EX Serpentine Belt - Air Conditioning, Alternator and Tensioner - Cyl -L Dayco

P311-5791574    5060685  New

01-24196-010 , 01-27177-000 , 10115861 , 10166321 , 11 28 1 739 816 , 25-060682 , 25-060685 , 25-060685HD , 25-71740 , 3681238 , 3681812 , 3822718C1 , 4060685 , 4060686 , 685K6 , 6K685 , 6PK1735 , 6PK1740 , 6PK1745 , 88986809 , 88GB450P683 , 9186352 , D1102-9931 , D1108-7675 , D84-1000-1061740 , E8TA-8620-PA , E8TZ-8620-G , E8TZ-8620-R , F0TA-8620-XA , F0TZ-8620-J , F4TA-8620-AXA , F5RZ-8620-D , JK6-692 , JK6-692A , JK6-692B , K060685 , K060685HD , PK060685

Qty:
In Stock & Ready to Ship
$28.16
Dayco Serpentine Belt  Air Conditioning, Alternator and Tensioner
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1739.90
      • 68.50
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1756.67
      • 69.16
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 6
    • Standards: Sae J1459, Sae J2432
    • Top Width: .82
Brand: Dayco
Position: Air Conditioning, Alternator and Tensioner
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2003 - Western Star 4900EX Air Conditioning, Alternator and Tensioner - - Cyl -L - -
Dayco
2007 Western Star 4900EX Serpentine Belt - Air Conditioning - Cyl -L Dayco

P311-36FAD7F    5060548  New

01-24196-014 , 01-26709-007 , 01-27177-007 , 01-29729-385 , 01-29730-388 , 02-26709-007 , 02-27177-007 , 11.28.7.520.199 , 11.28.7.545.120 , 15994965 , 1687799-C1 , 25-060547 , 25-060547HD , 2500488-C1 , 3099216 , 3100328 , 3101295 , 4060547 , 4668276 , 50-62000-80 , 547K6 , 548K6 , 550K6 , 6K547 , 6PK1395 , BR3E-8620-NA , BR3Z-8620-C , BR3Z-8620-N , D1102-6547 , D1108-5682 , D1108-7674 , D84-1000-1061390 , D84-1000-3061385 , GT4060547 , JK6-555 , JK6-557 , K060547 , K060547HD , PK060547

Qty:
In Stock & Ready to Ship
$20.69
Dayco Serpentine Belt  Air Conditioning
  • Standard Belt
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1390.65
      • 54.75
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1407.42
      • 55.41
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 6
    • Standards: Sae J1459, Sae J2432
    • Top Width: .82
Brand: Dayco
Position: Air Conditioning
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2007 - Western Star 4900EX Air Conditioning - - Cyl -L - -
Dayco
2009 Western Star 4900EX Serpentine Belt - Alternator - Cyl -L Dayco

P311-5B16478    5060675  New

11.28.8.573.252 , 11.28.8.573.253 , 25-060675 , 25-060675HD , 25-71715 , 3527406-C2 , 4060675 , 672K6 , 675K6 , 6K675 , CR3E-8620-BA , CR3Z-8620-A , E7TA-8620-AVA , E7TA-8620-TA , E8DE-8620-FA , E8DZ-8620-H , E8TZ-8620-F , E8TZ-8620-P , F0DE-8620-BA , F0TA-8620-U1A , F0TA-8620-VA , F0TZ-8620-H , F4TA-8620-AVA , F6UE-8620-DA , F6UZ-8620-DA , F7TE-8620-DA , F7TZ-8620-DA , F8TZ-8620-JA , JK6-678 , JK6-681 , JK6-682 , JK6-682A , JK6-682B , K060675 , K060675HD , PK060675

Qty:
In Stock & Ready to Ship
$24.36
Dayco Serpentine Belt  Alternator
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1715.01
      • 67.52
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1731.78
      • 68.18
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 6
    • Standards: Sae J1459, Sae J2432
    • Top Width: .82
Brand: Dayco
Position: Alternator
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2009 - Western Star 4900EX Alternator - - Cyl -L - -
Dayco
2017 Western Star 4900EX Serpentine Belt - Air Conditioning - Cyl -L Dayco

P311-381850E    5060658  New

01-32162-674 , 25-060658 , 25-060658HD , 3C2E-8620-HA , 3C2E-8620-HB , 3C2Z-8620-HB , 4060658 , 6C2E-8620-CA , 6K658 , 6PK1670 , JK6-664-A , K060658 , K060658HD

Qty:
In Stock & Ready to Ship
$27.54
Dayco Serpentine Belt  Air Conditioning
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1670.05
      • 65.75
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1686.82
      • 66.41
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 6
    • Standards: Sae J1459, Sae J2432
    • Top Width: .82
Brand: Dayco
Position: Air Conditioning
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2017 - Western Star 4900EX Air Conditioning - - Cyl -L - -
Dayco
2010 Western Star 4900EX Serpentine Belt - Alternator and Air Conditioning - Cyl -L Dayco

P311-5F5CD08    5081035  New

01-23415-052 , 01-27110-012 , 01-31894-642 , 01-32732-622 , 1821839-C1 , 25-081035 , 25-081035HD , 4081035 , 4933078 , 8K1035 , AG725518 , D1102-7473 , D1108-5924 , D1108-5966 , D84-1000-3082620 , D84-1000-3082625 , D84-1000-3082630 , K081035 , K081035HD , R500243 , R501191 , R501526 , T174812 , T178412 , T303624 , T328689

Qty:
In Stock & Ready to Ship
$40.99
Dayco Serpentine Belt  Alternator and Air Conditioning
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 103.54
      • 2629.92
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 104.17
      • 2645.92
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 8
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.10
Brand: Dayco
Position: Alternator and Air Conditioning
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2010 - Western Star 4900EX Alternator and Air Conditioning - - Cyl -L - -
Dayco
2012 Western Star 4900EX Serpentine Belt - Alternator and Air Conditioning - Cyl -L Dayco

P311-4CEA824    5080580  New

11.28.7.589.365 , 11.28.7.628.659 , 25-080580 , 25-080580HD , 25-71474 , 3288823 , 3288834 , 365-2971 , 3652970 , 3903093 , 3911565 , 3921387 , 3922828 , 3937660 , 3958164 , 4080580 , 580K8 , 6732-82-3480 , 8K580 , D1102-8005 , F3HZ-8620-K , GT4080580 , J903093 , J911565 , JK8-580 , JK8-590 , K080580 , K080580HD , N277138

Qty:
In Stock & Ready to Ship
$40.58
Dayco Serpentine Belt  Alternator and Air Conditioning
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1473.20
      • 58.00
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1489.21
      • 58.63
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 8
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.10
Brand: Dayco
Position: Alternator and Air Conditioning
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2012 - Western Star 4900EX Alternator and Air Conditioning - - Cyl -L - -
Dayco
2002 Western Star 4900EX Serpentine Belt - Alternator - Cyl -L Dayco

P311-4CEA824    5080580  New

Qty:
In Stock & Ready to Ship
$40.58
Dayco Serpentine Belt  Alternator
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1473.20
      • 58.00
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1489.21
      • 58.63
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 8
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.10
Brand: Dayco
Position: Alternator
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2002 - Western Star 4900EX Alternator - - Cyl -L - -
Dayco
2003 Western Star 4900EX Serpentine Belt - Fan and Alternator 6 Cyl 12.0L Dayco

P311-528B1A8    5080785  New

01-23415-027 , 01-23415-069 , 01-23415-096 , 01-23415-108 , 01-27110-013 , 1439170H1 , 25-080785 , 25-080785HD , 3099259 , 3289746 , 3289757 , 3290161 , 3290164 , 3827395 , 3853923C1 , 3943213 , 3943349 , 3955193 , 4080785 , 5060111 , 5301923 , 785K8 , 8K785 , A906 997 1292 , D1102-6223 , DCO206918 , K080785 , K080785HD , R120853 , R135607

Qty:
In Stock & Ready to Ship
$49.67
Dayco Serpentine Belt  Fan and Alternator
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1994.92
      • 78.54
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 2010.92
      • 79.17
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 8
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.10
Brand: Dayco
Position: Fan and Alternator
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2003 - Western Star 4900EX Fan and Alternator - 6 Cyl 12.0L 732 -
Dayco
2014 Western Star 4900EX Serpentine Belt - Fan and Alternator - Cyl -L Dayco

P311-3E6BFAD    5120865  New

01-32161-200 , 12K864 , 25-120864 , 25-120864HD , 2893584 , 3625640C1 , 3682283 , 4120864APDYC , 4120865 , 989198 , CD0397-203 , D1108-4213 , D84-1000-1122195 , D84-1000-6122195 , K120864 , K120864HD , K120866HD

Qty:
In Stock & Ready to Ship
$53.86
Dayco Serpentine Belt  Fan and Alternator
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 2197.10
      • 86.50
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 2213.11
      • 87.13
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 12
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.66
Brand: Dayco
Position: Fan and Alternator
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2014 - Western Star 4900EX Fan and Alternator - - Cyl -L - -
Dayco
2021 Western Star 4900EX Serpentine Belt - Fan and Water Pump 6 Cyl 14.9L Dayco

P311-3E6BFAD    5120865  New

Qty:
In Stock & Ready to Ship
$53.86
Dayco Serpentine Belt  Fan and Water Pump
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 2197.10
      • 86.50
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 2213.11
      • 87.13
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 12
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.66
Brand: Dayco
Position: Fan and Water Pump
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2021 - Western Star 4900EX Fan and Water Pump L 6 Cyl 14.9L 912 -
Dayco
2007 Western Star 4900EX Serpentine Belt - Fan - Cyl -L Dayco

P311-15202A6    5100503  New

01-24894-004 , 10K502 , 25-100502 , 25-100502HD , 3520501-C1 , 4100503 , K100502 , K100502HD

Qty:
In Stock & Ready to Ship
$39.47
Dayco Serpentine Belt  Fan
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1276.35
      • 50.25
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1293.12
      • 50.91
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 10
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.38
Brand: Dayco
Position: Fan
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2007 - Western Star 4900EX Fan - - Cyl -L - -
Dayco
2020 Western Star 4900EX Serpentine Belt - Alternator - Cyl -L Dayco

P311-458731D    5081063  New

Qty:
In Stock & Ready to Ship
$39.27
Dayco Serpentine Belt  Alternator
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 106.2
      • 2697.48
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 106.88
      • 2714.75
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 8
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.10
Brand: Dayco
Position: Alternator
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2020 - Western Star 4900EX Alternator - - Cyl -L - -
Dayco
Qty:
In Stock & Ready to Ship
$39.27
Dayco Serpentine Belt  Alternator and Air Conditioning
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 106.2
      • 2697.48
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 106.88
      • 2714.75
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 8
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.10
Brand: Dayco
Position: Alternator and Air Conditioning
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2017 - Western Star 4900EX Alternator and Air Conditioning - - Cyl -L - -
Dayco
2007 Western Star 4900EX Serpentine Belt - Air Conditioning - Cyl -L Dayco

P311-0F1F654    5060548SC  New

Qty:
In Stock & Ready to Ship
$40.10
Dayco Serpentine Belt  Air Conditioning
  • High Performance
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 1390.65
      • 54.75
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 1407.42
      • 55.41
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 6
    • Standards: Sae J1459, Sae J2432
    • Top Width: .82
Brand: Dayco
Position: Air Conditioning
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2007 - Western Star 4900EX Air Conditioning - - Cyl -L - -
Gates
Qty:
In Stock & Ready to Ship
$12.94
Gates Serpentine Belt  Alternator
  • Automotive V-Ribbed Belt (Standard)
Brand: Gates
Position: Alternator
Additional Fitment Information:
Vehicle Fuel Type Position Block Engine CID CC
2009 - Western Star 4900EX DIESEL Alternator L 6 Cyl 14.6L 893 14640
Continental
2002 Western Star 4900EX Serpentine Belt - Alternator 6 Cyl 14.0L Continental - Multi-V

P311-2DACA79    4080580  New

1080580 , 8PK1465 , K080580

Qty:
In Stock & Ready to Ship
$46.59
  • Automotive Multi-V Belt
  • Multi-V
  • Product Attributes:
    • Belt Groove Quantity: 8
    • Belt Length: 58.00
    • Belt Top Width: 1.11
    • Maximum Operating Temperature: 225°
    • Minimum Operating Temperature: -30°
  • Provides OE quality with construction and compounding that improves durability for a longer lasting, quieter ride.
Brand: Continental
Position: Alternator
Additional Fitment Information:
Vehicle Engine Designation Position Block Engine CID CC
2002 - Western Star 4900EX Series 60 Alternator L 6 Cyl 14.0L 858 14063
Continental
2015 Western Star 4900EX Serpentine Belt - Fan and Alternator 6 Cyl 14.9L Continental - Extreme Duty Multi-V

P311-3F75F5F    4120863X  New

0132161200

Qty:
In Stock & Ready to Ship
$70.10
  • Automotive Extreme Duty Multi-V Belt
  • Extreme Duty Multi-V
  • Product Attributes:
    • Belt Groove Quantity: 12
    • Belt Length: 86.30
    • Belt Top Width: 1.68
  • Heavy-duty construction that provides extreme durability for more demanding applications.
Brand: Continental
Position: Fan and Alternator
Additional Fitment Information:
Vehicle Engine Designation Position Block Engine CID CC
2015 - Western Star 4900EX ISX 15.0 Fan and Alternator L 6 Cyl 14.9L 912 -
Continental
Qty:
In Stock & Ready to Ship
$70.10
  • Automotive Extreme Duty Multi-V Belt
  • Replaces 4120863
  • Extreme Duty Multi-V
  • Product Attributes:
    • Belt Groove Quantity: 12
    • Belt Length: 86.30
    • Belt Top Width: 1.68
  • Heavy-duty construction that provides extreme durability for more demanding applications.
Brand: Continental
Position: Fan and Alternator
Additional Fitment Information:
Vehicle Engine Designation Position Block Engine CID CC
2015 - Western Star 4900EX ISX 15.0 Fan and Alternator L 6 Cyl 14.9L 912 -
Dayco
2003 Western Star 4900EX Serpentine Belt - Fan - Cyl -L Dayco

P311-453B4D7    5100810  New

3681822 , 4100810 , K100810 , K100810HD

Qty:
In Stock & Ready to Ship
$55.11
Dayco Serpentine Belt  Fan
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 2057.40
      • 81.00
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 2071.63
      • 81.56
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 10
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.38
Brand: Dayco
Position: Fan
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2003 - Western Star 4900EX Fan - - Cyl -L - -
Dayco
2015 Western Star 4900EX Serpentine Belt - Fan - Cyl -L Dayco

P311-453B4D7    5100810  New

Qty:
In Stock & Ready to Ship
$55.11
Dayco Serpentine Belt  Fan
  • with 81in Long Belt
  • Product Attributes:
    • Cross Section: K-section
    • Effective Length:
      • 2057.40
      • 81.00
    • Maximum Operating Temperature:
      • 100
      • 212
    • Minimum Operating Temperature:
      • -42.7
      • -45
    • Outside Circumference:
      • 2071.63
      • 81.56
    • Rib Depth: Standard
    • Rib Profile: Straight Rib
    • Rib Quantity: 10
    • Standards: Sae J1459, Sae J2432
    • Top Width: 1.38
Brand: Dayco
Position: Fan
Additional Fitment Information:
Vehicle Position Block Engine CID CC
2015 - Western Star 4900EX Fan - - Cyl -L - -