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Freightliner M2 106 Belt Tensioner

3 items

Upgrade your vehicle's belt tensioner with A-Premium's high-quality options. Choose reliability and durability for a smoother ride.

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Belt Tensioner with Pulley for Ford F650 F750 Freightliner Blue Bird El DoradoBelt Tensioner with Pulley for Ford F650 F750 Freightliner Blue Bird El Dorado
A-Premium®Part # APBT0327
Belt Tensioner with Pulley for Ford F650 F750 Freightliner Blue Bird El Dorado
4.514 Reviews
CA$59.99
CA$62.99
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3-year warranty
90 days free return
Fits 2007 - 2007 American LaFrance ALF Eagle, 2007 - 2007 American LaFrance Condor, 2006 - 2006 utocar LLC. Xpeditor WX, 2006 - 2007 Autocar LLC. Xpeditor WX, 2007 - 2007 Autocar LLC. Xpeditor WXLL, 2006 - 2006 Autocar LLC. Xpeditor WXR, 2006 - 2006 Autocar LLC. Xpeditor WXR, 1999 - 2000 Bering MD23M, 2000 - 2000 Bering MD26M, 2001 - 2002 Blue Bird All American FE, 2003 - 2003 Blue Bird All American FE, 1999 - 1999 Blue Bird All American RE, 2001 - 2003 Blue Bird All American RE, 2011 - 2011 Blue Bird All American RE, 2011 - 2011 Blue Bird All American RE, 2001 - 2003 Blue Bird SHL TC2000, 1998 - 2000 Blue Bird SHL TC2000, 2001 - 2004 Blue Bird TC2000, 1998 - 2000 Blue Bird TC2000, 2005 - 2005 El Dorado E-Z Rider II
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Vehicle: Freightliner M2 106
Item LocatedCanada
Quantity1
ConditionNew
item #1000H47K
Note
This item comes with the Pulley.
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Belt Tensioner with Pulley for Ford F650 F750 Freightliner Sterling Truck Thomas
A-Premium®Part # APBT0254
Belt Tensioner with Pulley for Ford F650 F750 Freightliner Sterling Truck Thomas
4.514 Reviews
CA$66.99
CA$70.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2005 - 2008 Blue Bird Vision School Bus, 2009 - 2009 Blue Bird Vision School Bus, 2004 - 2007 Ford F650, 2004 - 2007 Ford F750, 2005 - 2008 Freightliner B2, 2002 - 2003 Freightliner M2 106, 2004 - 2004 Freightliner M2 106, 2005 - 2007 Freightliner M2 106, 2004 - 2005 Freightliner M2 106, 2006 - 2006 Freightliner M2 106, 2007 - 2007 Freightliner M2 106, 2004 - 2005 Freightliner M2 112, 2006 - 2006 Freightliner M2 112, 2007 - 2007 Freightliner M2 112, 2005 - 2007 Sterling Truck A9500, 2005 - 2005 Sterling Truck L7500, 2006 - 2006 Sterling Truck L7500, 2005 - 2005 Sterling Truck L8500, 2006 - 2006 Sterling Truck L8500, 2005 - 2005 Sterling Truck LT7500
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Vehicle: Freightliner M2 106
Item LocatedCanada
Quantity1
MaterialSteel
ConditionNew
item #1004WCXY
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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
4.514 Reviews
CA$105.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2017 - 2017 Autocar LLC. Xspotter On Road, 2011 - 2016 Blue Bird All American FE, 2011 - 2016 Blue Bird All American RE, 2011 - 2017 Blue Bird Vision School Bus, 2015 - 2015 Ford F-650, 2011 - 2013 Ford F-650, 2015 - 2015 Ford F-750, 2011 - 2013 Ford F-750, 2012 - 2019 Freightliner 108SD, 2010 - 2011 Freightliner B2, 2012 - 2017 Freightliner B2, 2011 - 2020 Freightliner M2 106, 2021 - 2022 Freightliner M2 106, 2012 - 2019 Freightliner MT45, 2020 - 2020 Freightliner MT55, 2011 - 2019 Freightliner MT55, 2017 - 2017 Freightliner S2C, 2013 - 2014 Freightliner S2C, 2015 - 2015 Freightliner XB Line, 2015 - 2015 Freightliner XB Straight Rail
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Freightliner M2 106
Item LocatedCanada
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