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IC Corporation Belt Tensioner

8 items

Find an A-Premium belt tensioner for squealing, slipping or uneven belt wear. Browse drive belt tensioners and pulley assemblies for your vehicle.

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Belt Tensioner with Pulley for Freightliner FLD112 IC Corporation Peterbilt 379Belt Tensioner with Pulley for Freightliner FLD112 IC Corporation Peterbilt 379
A-Premium®Part # APBT0251
Belt Tensioner with Pulley for Freightliner FLD112 IC Corporation Peterbilt 379
4.5176 Reviews
$66.99
Low stock: Only 3 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 - 2005 International Harvester 7500, 2004 - 2004 IC Corporation CE Commercial, 2004 - 2004 International Harvester 7400, 2003 - 2004 IC Corporation CE Commercial, 2003 - 2004 IC Corporation CE School Bus, 2003 - 2004 IC Corporation FE Commercial, 2003 - 2004 IC Corporation FE School Bus, 2003 - 2004 IC Corporation RE Commercial, 2003 - 2004 IC Corporation RE School Bus, 2003 - 2004 International Harvester 3800, 2003 - 2003 IC Corporation 3800, 2002 - 2005 International Harvester 4400, 2002 - 2005 International Harvester 4400LP, 2002 - 2005 International Harvester 7400, 2002 - 2005 International Harvester 8500, 2002 - 2004 International Harvester 4300, 2002 - 2004 International Harvester 4300LP, 2002 - 2004 International Harvester 4400, 2002 - 2004 International Harvester 4400LP, 2002 - 2003 International Harvester 7300
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Quantity1
ConditionNew
item #1004WELS
Note
This item comes with the pulley.
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Accessory Belt Tensioner for International Harvester 3200 2005-2007 8500 Kenworth
A-Premium®Part # APBT0736
Accessory Belt Tensioner for International Harvester 3200 2005-2007 8500 Kenworth
4.5176 Reviews
$67.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2009 - 2010 International Harvester 4400, 2008 - 2011 Ic Corporation FE Commercial, 2008 - 2011 Ic Corporation FE School Bus, 2008 - 2010 International Harvester 4400LP, 2008 - 2008 Ic Corporation CE Commercial, 2008 - 2008 Ic Corporation CE Integrated, 2008 - 2008 Ic Corporation FE Integrated, 2008 - 2008 Ic Corporation RE Commercial, 2008 - 2008 Ic Corporation RE School Bus, 2008 - 2008 International Harvester 4300, 2008 - 2008 International Harvester 4300LP, 2008 - 2008 International Harvester 4400, 2008 - 2008 International Harvester 4400, 2007 - 2007 Ic Corporation FE Integrated, 2007 - 2007 International Harvester 7400, 2007 - 2007 International Harvester 7400, 2007 - 2007 International Harvester RXT, 2006 - 2007 Ic Corporation 3000 IC, 2006 - 2007 Ic Corporation FE School Bus, 2006 - 2007 Ic Corporation RE School Bus
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Quantity1
Part interchange
1441102, 1841760C1, 1900643, 3104027, 3758345, RE506352, RE550581, 89446
ConditionNew
item #10192EN4
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Belt Tensioner for Ford F-250 350 450 550 Super Duty Diesel 6.0L
A-Premium®Part # APBT0037
Belt Tensioner for Ford F-250 350 450 550 Super Duty Diesel 6.0L
4.5176 Reviews
$51.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2009 - 2009 Workhorse W16, 2008 - 2008 IC Corporation BE Commercial Bus, 2008 - 2008 IC Corporation BE School Bus, 2007 - 2009 International MXT, 2007 - 2008 IC Corporation HC Integrated Commercial, 2007 - 2007 IC Corporation 3200, 2007 - 2007 IC Corporation RE Commercial, 2006 - 2012 International 4100, 2006 - 2009 Workhorse W62, 2006 - 2008 International 4100 SBA, 2006 - 2008 International CXT, 2006 - 2007 IC Corporation 3000 IC, 2006 - 2006 Workhorse Custom Chassis W42, 2005 - 2011 International 3300, 2005 - 2009 International CF500, 2005 - 2009 International CF600, 2005 - 2008 IC Corporation CE Integrated, 2005 - 2008 IC Corporation RE School Bus, 2005 - 2008 International RXT, 2005 - 2007 IC Corporation 1652 SC
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Quantity1
Part interchange
3C2Z6B209AA, 3C2Z6B209CA, 3C2E6B209AB, 89313, 49354, 419-001, 1844538C1, 3C2E6B209DA
ConditionNew
item #100379LE
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AISIN Drive Belt Tensioner Assembly for Ford F-250 F-350 Super Duty 2002-2012
AisinPart # BTAZ-00210
AISIN Drive Belt Tensioner Assembly for Ford F-250 F-350 Super Duty 2002-2012
4.5176 Reviews
$96.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2008 - 2008 IC Corporation BE Commercial Bus, 2008 - 2008 IC Corporation BE School Bus, 2007 - 2009 International Harvester MXT, 2007 - 2009 Workhorse W62, 2007 - 2008 IC Corporation HC Integrated Commercial, 2007 - 2007 IC Corporation 3200, 2007 - 2007 IC Corporation RE Commercial, 2006 - 2012 International Harvester 4100, 2006 - 2008 International Harvester 4100 SBA, 2006 - 2008 International Harvester CXT, 2006 - 2007 IC Corporation 3000 IC, 2006 - 2006 Workhorse Custom Chassis W42, 2005 - 2011 International Harvester 3300, 2005 - 2009 International Harvester CF500, 2005 - 2009 International Harvester CF600, 2005 - 2008 IC Corporation CE Commercial, 2005 - 2008 IC Corporation CE Integrated, 2005 - 2008 IC Corporation RE School Bus, 2005 - 2008 International Harvester RXT, 2005 - 2007 IC Corporation 1652 SC
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Part interchange
419-001, 89313, 3C2Z6B209AA, 3C2Z6B209CA
ConditionNew
item #1018PAQR
Show less
AISIN Drive Belt Tensioner Assembly for Peterbilt 378 379 Freightliner FLD112
AisinPart # BTAZ-00262
AISIN Drive Belt Tensioner Assembly for Peterbilt 378 379 Freightliner FLD112
4.5176 Reviews
$96.99
Low stock: Only 4 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2004 - 2004 IC Corporation CE Commercial, 2003 - 2004 IC Corporation CE Commercial, 2003 - 2004 IC Corporation CE School Bus, 2003 - 2004 IC Corporation FE Commercial, 2003 - 2004 IC Corporation FE School Bus, 2003 - 2004 IC Corporation RE Commercial, 2003 - 2004 IC Corporation RE School Bus, 2003 - 2004 International Harvester 3800, 2003 - 2003 IC Corporation 3800, 2002 - 2005 International Harvester 4400, 2002 - 2005 International Harvester 4400LP, 2002 - 2005 International Harvester 7400, 2002 - 2005 International Harvester 7500, 2002 - 2005 International Harvester 8500, 2002 - 2004 International Harvester 4300, 2002 - 2004 International Harvester 4300LP, 2002 - 2004 International Harvester 4400, 2002 - 2004 International Harvester 4400LP, 2002 - 2004 International Harvester 7400, 2002 - 2003 International Harvester 7300
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Quantity1
Part interchange
38514, 1105125, 1260152, 1333528, 1333542, 1333544, 1359457, 199011, 
...View more
ConditionNew
item #1018KSHA
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AISIN Drive Belt Tensioner Assembly for Ford F-650 F-750 Kenworth K270 2010-2023
AisinPart # BTAZ-00269
AISIN Drive Belt Tensioner Assembly for Ford F-650 F-750 Kenworth K270 2010-2023
4.5176 Reviews
$96.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022 - 2023 Peterbilt 536, 2021 - 2022 Peterbilt 330, 2020 - 2022 International Harvester MV, 2020 - 2020 Kenworth K370, 2020 - 2020 Kenworth T170, 2020 - 2020 Kenworth T370, 2019 - 2022 International Harvester MV607, 2019 - 2019 International Harvester MV607, 2017 - 2017 Autocar LLC. Xspotter On Road, 2017 - 2017 Freightliner S2C, 2017 - 2017 IC Corporation CE School Bus, 2016 - 2019 International Harvester 4300LP, 2016 - 2019 International Harvester 7300, 2015 - 2018 Freightliner XC Modular Rail, 2015 - 2018 Freightliner XC Raised Rail, 2015 - 2018 Freightliner XC Straight Rail, 2015 - 2017 Freightliner XC Lowered Rail, 2015 - 2016 Kenworth K270, 2015 - 2016 Kenworth K370, 2015 - 2015 Ford F-650
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Part interchange
38702, 4929688, 5270678
ConditionNew
item #1018PHGP
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Accessory Drive Belt Idler Pulley for Ford F-250 F-650 Taurus Chevrolet Impala
A-Premium®Part # APBT0602
Accessory Drive Belt Idler Pulley for Ford F-250 F-650 Taurus Chevrolet Impala
4.5176 Reviews
$41.99
Low stock: Only 5 left
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022 - 2023 Peterbilt 536, 2022 - 2023 Peterbilt 537, 2022 - 2023 Peterbilt 548, 2019 - 2022 International Harvester HV513, 2019 - 2019 International Harvester LoneStar, 2019 - 2019 Mack TerraPro, 2018 - 2023 Peterbilt 520, 2018 - 2021 Peterbilt 337, 2017 - 2019 International Harvester 4400, 2017 - 2019 Mack MRU, 2017 - 2017 Freightliner Cascadia, 2016 - 2017 Mack LR600, 2016 - 2017 Peterbilt 382, 2015 - 2019 Freightliner XC Raised Rail, 2015 - 2018 Kenworth T880, 2015 - 2017 Freightliner XC Lowered Rail, 2015 - 2017 Freightliner XC Modular Rail, 2015 - 2016 Kenworth K270, 2015 - 2016 Kenworth K370, 2015 - 2016 Kenworth T170
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Quantity1
Part interchange
15008840, 89022559, 12387781, 1285687, 1422011, 1445611, 1445612, 1921563, 
...View more
ConditionNew
item #1018SKXV
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Belt Tensioner with Pulley for Autocar LLC. Ford Freightliner Kenworth Peterbilt
A-Premium®Part # APBT0257
Belt Tensioner with Pulley for Autocar LLC. Ford Freightliner Kenworth Peterbilt
4.5176 Reviews
$56.99
Enter ZIP codeFree standard shipping
3-year warranty
90 days free return
Fits 2022 - 2023 Peterbilt 536, 2021 - 2022 Freightliner M2 106, 2021 - 2022 International Harvester MV, 2021 - 2022 International Harvester MV607, 2021 - 2022 Peterbilt 330, 2020 - 2020 Freightliner MT55, 2020 - 2020 International Harvester MV, 2020 - 2020 Kenworth K370, 2020 - 2020 Kenworth T170, 2020 - 2020 Kenworth T370, 2019 - 2020 International Harvester MV607, 2019 - 2019 International Harvester MV607, 2017 - 2022 Kenworth T270, 2017 - 2018 Kenworth T370, 2017 - 2017 Autocar LLC. Xspotter On Road, 2017 - 2017 Freightliner S2C, 2017 - 2017 IC Corporation CE School Bus, 2016 - 2021 Peterbilt 337, 2016 - 2019 International Harvester 4300LP, 2016 - 2019 International Harvester 7300
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: IC Corporation
Item LocatedUnited States
Quantity1
ConditionNew
item #1004WAE0
Note
The part comes with the pulley.
Show less

What does a belt tensioner do?

Seat belt tensioners represent an integral facet of contemporary automotive safety systems. These sophisticated devices are meticulously engineered to augment passenger protection by mitigating the potentially injurious effects of a vehicular collision or abrupt deceleration event. 

Belt tensioner noise

Belt tensioner noise is typically an indication of a problem within the engine's accessory drive system, and it should not be ignored.

Squealing or Whining Noise: A common sign of a failing or worn-out belt tensioner is a high-pitched squealing or whining noise. This noise is often most noticeable when you start the engine or when you engage accessories like the air conditioner or power steering.

Rattling or Grinding Noise: A failing tensioner may also produce a rattling or grinding noise, especially at higher engine speeds or when the drive belt is under load.

Intermittent Noise: The noise produced by a failing belt tensioner can be intermittent, depending on factors like engine temperature and load.

Belt tensioner replacement

Replacing a belt tensioner is a relatively straightforward mechanical procedure, but it does require some mechanical knowledge and the right tools. Steps to follow when you are planning to replace your seal belt tensioner.

  1. Safety first: Ensure the engine is off, and the vehicle is secure. Disconnect the battery if necessary.
  2. Locate tensioner: Find the belt tensioner, usually a pulley on a bracket with a spring-loaded arm.
  3. Release belt tension: Use the right tool to rotate the tensioner arm, relieving tension on the drive belt.
  4. Remove belt: Carefully slide the belt off the pulleys. Note routing for reference.
  5. Remove old tensioner: Unbolt the old tensioner, keeping track of the hardware.
  6. Install new tensioner: Place the new tensioner in the same spot and secure it with bolts. Align it correctly.
  7. Reinstall belt: Put the belt back on the pulleys, ensuring proper alignment.
  8. Adjust tension: Use the tool to apply tension and follow the manufacturer's specs.
  9. Double-check: Confirm belt alignment and tension on all pulleys.
  10. Test: Start the engine, listen for issues, and check belt movement.
  11. Reconnect battery: If disconnected earlier, reconnect the vehicle's battery.
  12. Dispose of old parts: Properly dispose of the old tensioner and parts.

Related Blogs

Should You Replace the Tensioner When Replacing a Cracked Serpentine Belt?

Don't automatically replace the tensioner with a cracked serpentine belt. Check for weak spring force, misalignment, or noise. Replace both if the tensioner is worn; otherwise, swapping just the belt is often sufficient.

Aug 28, 2026