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2001 Western Star 4900 Parts
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![Heavy Duty Belt Tensioner for Select 1999-2018 Freightliner, Sterling Truck and Other Makes [75 mm Pulley O.D.]](https://www.jegs.com/images/mini_100/400/465/465-38501.jpg)
GATES
Heavy Duty Belt Tensioner for Select 1999-2018 Freightliner, Sterling Truck and Other Makes [75 mm Pulley O.D.]
Part Number: 465-38501
$22654
Ships on Oct 12, 2026
Lowest price guarantee![Heavy Duty Belt Tensioner for Select 1999-2018 Freightliner, Sterling Truck and Other Makes [75 mm Pulley O.D.]](https://www.jegs.com/images/mini_200/400/465/465-38501.jpg)
GATES
Heavy Duty Belt Tensioner for Select 1999-2018 Freightliner, Sterling Truck and Other Makes [75 mm Pulley O.D.]
Part Number: 465-38501
Ships on Oct 12, 2026Lowest Price Guarantee$22654
![Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]](https://www.jegs.com/images/mini_100/400/465/465-38506.jpg)
GATES
Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]
Part Number: 465-38506
$28787
Ships on Oct 12, 2026Lowest price guarantee![Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]](https://www.jegs.com/images/mini_200/400/465/465-38506.jpg)
GATES
Heavy Duty Belt Tensioner for Select 1990-2006 Freightliner, Ford and Other Makes [75 mm Pulley O.D.]
Part Number: 465-38506
Ships on Oct 12, 2026Lowest Price Guarantee$28787
![Heavy Duty Truck V-Belt for Select 1967-2001 International and Other Makes [VA Section, 51.640 in. Outside Circumference]](https://www.jegs.com/images/mini_100/400/465/465-tr28510.jpg)
GATES
Heavy Duty Truck V-Belt for Select 1967-2001 International and Other Makes [VA Section, 51.640 in. Outside Circumference]
Part Number: 465-TR28510
$9520
Ships on Oct 12, 2026Lowest price guarantee![Heavy Duty Truck V-Belt for Select 1967-2001 International and Other Makes [VA Section, 51.640 in. Outside Circumference]](https://www.jegs.com/images/mini_200/400/465/465-tr28510.jpg)
GATES
Heavy Duty Truck V-Belt for Select 1967-2001 International and Other Makes [VA Section, 51.640 in. Outside Circumference]
Part Number: 465-TR28510
Ships on Oct 12, 2026Lowest Price Guarantee$9520
![Micro-V Serpentine Belt for Select 1997-2007 Western Star and Other Makes [8-Rib, 79.034 in. Outside Circumference]](https://www.jegs.com/images/mini_100/400/465/465-k080785.jpg)
GATES
Micro-V Serpentine Belt for Select 1997-2007 Western Star and Other Makes [8-Rib, 79.034 in. Outside Circumference]
Part Number: 465-K080785
$13472
Ships on Oct 12, 2026Lowest price guarantee![Micro-V Serpentine Belt for Select 1997-2007 Western Star and Other Makes [8-Rib, 79.034 in. Outside Circumference]](https://www.jegs.com/images/mini_200/400/465/465-k080785.jpg)
GATES
Micro-V Serpentine Belt for Select 1997-2007 Western Star and Other Makes [8-Rib, 79.034 in. Outside Circumference]
Part Number: 465-K080785
Ships on Oct 12, 2026Lowest Price Guarantee$13472
![FRM2A SES HD Rear Kit Fits Select Western Star 4900; Freightliner M2 106/M2 112/Columbia [Rated Capacity: 20000 lbs.]](https://www.jegs.com/images/mini_100/300/392/392-frm2a.jpg)
TIMBREN
FRM2A SES HD Rear Kit Fits Select Western Star 4900; Freightliner M2 106/M2 112/Columbia [Rated Capacity: 20000 lbs.]
Part Number: 392-FRM2A
$66705
Ships on 10/13/2026Lowest price guarantee![FRM2A SES HD Rear Kit Fits Select Western Star 4900; Freightliner M2 106/M2 112/Columbia [Rated Capacity: 20000 lbs.]](https://www.jegs.com/images/mini_200/300/392/392-frm2a.jpg)
TIMBREN
FRM2A SES HD Rear Kit Fits Select Western Star 4900; Freightliner M2 106/M2 112/Columbia [Rated Capacity: 20000 lbs.]
Part Number: 392-FRM2A
Ships on 10/13/2026Lowest Price Guarantee$66705
![FleetRunner Micro-V Serpentine Belt for Select 1993-2003 International and Other Makes [6-Rib, 41.500 in. Outside Circumference]](https://www.jegs.com/images/mini_100/400/465/465-k060415hd.jpg)
GATES
FleetRunner Micro-V Serpentine Belt for Select 1993-2003 International and Other Makes [6-Rib, 41.500 in. Outside Circumference]
Part Number: 465-K060415HD
$3729
Ships on 10/16/2026Lowest price guarantee![FleetRunner Micro-V Serpentine Belt for Select 1993-2003 International and Other Makes [6-Rib, 41.500 in. Outside Circumference]](https://www.jegs.com/images/mini_200/400/465/465-k060415hd.jpg)
GATES
FleetRunner Micro-V Serpentine Belt for Select 1993-2003 International and Other Makes [6-Rib, 41.500 in. Outside Circumference]
Part Number: 465-K060415HD
Ships on 10/16/2026Lowest Price Guarantee$3729
![Micro-V Serpentine Belt for Select 1989-2019 Freightliner, BMW and Other Makes [8-Rib, 58.656 in. Outside Circumference]](https://www.jegs.com/images/mini_100/400/465/465-k080580.jpg)
GATES
Micro-V Serpentine Belt for Select 1989-2019 Freightliner, BMW and Other Makes [8-Rib, 58.656 in. Outside Circumference]
Part Number: 465-K080580
$9530
Ships on Oct 12, 2026Lowest price guarantee![Micro-V Serpentine Belt for Select 1989-2019 Freightliner, BMW and Other Makes [8-Rib, 58.656 in. Outside Circumference]](https://www.jegs.com/images/mini_200/400/465/465-k080580.jpg)
GATES
Micro-V Serpentine Belt for Select 1989-2019 Freightliner, BMW and Other Makes [8-Rib, 58.656 in. Outside Circumference]
Part Number: 465-K080580
Ships on Oct 12, 2026Lowest Price Guarantee$9530
![Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]](https://www.jegs.com/images/mini_100/400/465/465-33578.jpg)
GATES
Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]
Part Number: 465-33578
$10738
Ships on Oct 12, 2026Lowest price guarantee![Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]](https://www.jegs.com/images/mini_200/400/465/465-33578.jpg)
GATES
Heavy-Duty Thermostat for Select 1965-2011 International, Ford and Other Makes [180 Degree F]
Part Number: 465-33578
Ships on Oct 12, 2026Lowest Price Guarantee$10738
GATES
Heavy-Duty Thermostat for Select 1965-2017 International, Ford and Other Makes
Part Number: 465-33579
$11864
Ships on Oct 12, 2026Lowest price guarantee
GATES
Heavy-Duty Thermostat for Select 1965-2017 International, Ford and Other Makes
Part Number: 465-33579
Ships on Oct 12, 2026Lowest Price Guarantee$11864
GOODYEAR BELTS
1080580 Serpentine Belt, Fits Select Makes/Models, K Profile, 8 Ribs, 58 in. Effective Length
Part Number: 498-1080580
$3835
Ships on 10/15/2026Lowest price guarantee
GOODYEAR BELTS
1080580 Serpentine Belt, Fits Select Makes/Models, K Profile, 8 Ribs, 58 in. Effective Length
Part Number: 498-1080580
Ships on 10/15/2026Lowest Price Guarantee$3835
GOODYEAR BELTS
1060415 Serpentine Belt, Fits Select Makes/Models, K Profile, 6 Ribs, 41.5 in. Effective Length
Part Number: 498-1060415
$2053
Ships on 10/15/2026Lowest price guarantee
GOODYEAR BELTS
1060415 Serpentine Belt, Fits Select Makes/Models, K Profile, 6 Ribs, 41.5 in. Effective Length
Part Number: 498-1060415
Ships on 10/15/2026Lowest Price Guarantee$2053
GOODYEAR BELTS
55856 Automatic Drive Belt Tensioner Select Oshkosh; Western Star; Freightliner; Kenworth; Peterbilt; International
Part Number: 498-55856
$9450
Ships on 10/15/2026Lowest price guarantee
GOODYEAR BELTS
55856 Automatic Drive Belt Tensioner Select Oshkosh; Western Star; Freightliner; Kenworth; Peterbilt; International
Part Number: 498-55856
Ships on 10/15/2026Lowest Price Guarantee$9450
![HST001 SES HD Front Kit Fits Select Western Star 4900/5700; Freightliner Cascadia [Rated Capacity: 16000 lbs.]](https://www.jegs.com/images/mini_100/300/392/392-hst001.jpg)
TIMBREN
HST001 SES HD Front Kit Fits Select Western Star 4900/5700; Freightliner Cascadia [Rated Capacity: 16000 lbs.]
Part Number: 392-HST001
$73375
Ships on 10/13/2026Lowest price guarantee![HST001 SES HD Front Kit Fits Select Western Star 4900/5700; Freightliner Cascadia [Rated Capacity: 16000 lbs.]](https://www.jegs.com/images/mini_200/300/392/392-hst001.jpg)
TIMBREN
HST001 SES HD Front Kit Fits Select Western Star 4900/5700; Freightliner Cascadia [Rated Capacity: 16000 lbs.]
Part Number: 392-HST001
Ships on 10/13/2026Lowest Price Guarantee$73375
MELLING
VS-1213 Stock Replacement Valve Spring Autocar, Diamond Reo, Ford, Freightliner, GMC, International, Kenworth, Mack,
Part Number: 689-VS-1213
$499
Ships on 10/13/2026Lowest price guarantee
MELLING
VS-1213 Stock Replacement Valve Spring Autocar, Diamond Reo, Ford, Freightliner, GMC, International, Kenworth, Mack,
Part Number: 689-VS-1213
Ships on 10/13/2026Lowest Price Guarantee$499
JEGS
Fuel Water Separator Filter for 1980-2015 Chevy, Ford, Freightliner, GMC, International, Kenworth, Peterbilt Models
Part Number: 555-150620
$1039$12.99
YOU SAVE
$2.60Ships on 10/13/2026Lowest price guarantee
JEGS
Fuel Water Separator Filter for 1980-2015 Chevy, Ford, Freightliner, GMC, International, Kenworth, Peterbilt Models
Part Number: 555-150620
Ships on 10/13/2026Lowest Price Guarantee$1039 $12.99
YOU SAVE
$2.60
JEGS
Diesel Fuel Filter for 1995-2010 Blue Bird, Chevy, Ford, Freightliner, GMC, Kenworth, Peterbilt, Western Star Models
Part Number: 555-150616
$799$9.99
YOU SAVE
$2.00Ships on 10/16/2026Lowest price guarantee
JEGS
Diesel Fuel Filter for 1995-2010 Blue Bird, Chevy, Ford, Freightliner, GMC, Kenworth, Peterbilt, Western Star Models
Part Number: 555-150616
Ships on 10/16/2026Lowest Price Guarantee$799 $9.99
YOU SAVE
$2.00
