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2003 Ford F-650 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 F-600 1992-1994 F-700 Freightliner L6 5.9LBelt Tensioner with Pulley for Ford F-600 1992-1994 F-700 Freightliner L6 5.9L
A-Premium®Part # APBT0328
Belt Tensioner with Pulley for Ford F-600 1992-1994 F-700 Freightliner L6 5.9L
4.514 Reviews
CA$57.99
CA$60.99
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3-year warranty
90 days free return
Fits 2010 - 2010 Freightliner MT45, 2007 - 2007 Blue Bird All American FE, 2007 - 2007 Blue Bird Vision School Bus, 2007 - 2007 Freightliner FC80, 2006 - 2006 Freightliner FC80, 2006 - 2006 Freightliner MT45, 2006 - 2006 Freightliner MT55, 2005 - 2007 Ford F650, 2005 - 2007 Ford F750, 2005 - 2007 Kenworth T300, 2005 - 2007 Sterling Truck SC8000 Cargo, 2005 - 2005 Freightliner MT45, 2005 - 2005 Freightliner MT55, 2005 - 2005 Freightliner XC, 2005 - 2005 Freightliner XC Raised Rail, 2005 - 2005 Freightliner XC Straight Rail, 2005 - 2005 Thomas Saf-T-Liner, 2004 - 2005 Freightliner FC80, 2004 - 2004 Freightliner FC70, 2004 - 2004 Freightliner MT45
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Vehicle: Ford F-650
Item LocatedCanada
Quantity1
ConditionNew
item #1000G1YT
Note
This item comes with the Pulley.
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Belt Tensioner for Ford F-150 E-150 Mustang Aviator 5.4L 4.6L 6.8L
A-Premium®Part # APBT0048
Belt Tensioner for Ford F-150 E-150 Mustang Aviator 5.4L 4.6L 6.8L
4.514 Reviews
CA$57.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2017 - 2019 Ford F-650, 2016 - 2019 Ford F-750, 2015 - 2015 Ford F-650, 2012 - 2013 Ford F-650, 2011 - 2019 Ford F-53 Motorhome Chassis, 2007 - 2010 Ford Explorer Sport Trac, 2007 - 2009 Ford F-53 Motorhome Chassis, 2006 - 2019 Ford E-450 Super Duty, 2003 - 2014 Ford E-150, 2003 - 2014 Ford E-250, 2003 - 2010 Ford Mustang, 2003 - 2004 Ford E-450 Super Duty, 2002 - 2019 Ford E-350 Super Duty, 2002 - 2019 Ford F-450 Super Duty, 2002 - 2019 Ford F-550 Super Duty, 2002 - 2014 Ford Expedition, 2002 - 2010 Ford Explorer, 2002 - 2010 Ford F-150, 2002 - 2010 Ford F-250 Super Duty, 2002 - 2010 Ford F-350 Super Duty
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-650
Item LocatedCanada
Quantity1
MaterialSteel
ConditionNew
item #10037CXZ
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Accessory Belt Idler Pulley for Ford F-650 F-750 2016-2019 F-250 F-550 Super Duty
A-Premium®Part # APBT0633
Accessory Belt Idler Pulley for Ford F-650 F-750 2016-2019 F-250 F-550 Super Duty
4.514 Reviews
CA$42.99
Edit ZIP code
3-year warranty
90 days free return
Fits 2016 - 2019 Ford F-650, 2016 - 2019 Ford F-750, 2012 - 2019 Ford F-250 Super Duty, 2012 - 2019 Ford F-350 Super Duty, 2012 - 2019 Ford F-450 Super Duty, 2012 - 2019 Ford F-550 Super Duty, 2008 - 2010 Ford F-250 Super Duty, 2008 - 2010 Ford F-350 Super Duty, 2008 - 2010 Ford F-450 Super Duty, 2008 - 2010 Ford F-550 Super Duty, 2006 - 2006 International Harvester CF500, 2004 - 2007 Ford E-350 Super Duty, 2004 - 2007 Ford E-450 Super Duty, 2004 - 2007 Starcraft Bus Starlite, 2004 - 2005 Ford E-350 Club Wagon, 2003 - 2007 Ford F-250 Super Duty, 2003 - 2007 Ford F-350 Super Duty, 2003 - 2007 Ford F-450 Super Duty, 2003 - 2007 Ford F-550 Super Duty
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Ford F-650
Item LocatedUnited States
Quantity1
ConditionNew
item #1016V7QP
Note
【Note-1】 For Ford E-350 Club Wagon, E-350/E-450 Super Duty & 2003-2007 F-250/F-350/F-450/F-550 Super Duty fit the model with Smooth Pulley.
【Note-2】 For Ford 2012-2019 F-250/F-350/F-450/F-550 Super Duty & 2016-2019 F-650/F-750 fit the model with Single Alternator.
【Note-3】 For International Harvester & Starcraft Bus fit the model with Smooth Pulley.
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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