2008 Ford F-550 Super Duty Pulleys

Essential 2008 Ford F-550 Super Duty Pulleys

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 75 mm Diameter (Part No.419-629)

Idler/Tensioner Pulley: Specific Fit, Steel, 75 mm Diameter

from

$18.29
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
See More

Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38053)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$36.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 76 mm Diameter (Part No.900105A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 76 mm Diameter

from

$32.49
This pulley is manufactured by Litens Automotive the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long life and trouble-free performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.
See More

Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38022)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$45.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

Dayco – Serpentine Idler/Tensioner Pulley; Direct Fit, 90 mm Diameter, 30 mm Smooth (Part No.89006)

Serpentine Idler/Tensioner Pulley; Direct Fit, 90 mm Diameter, 30 mm Smooth

from

$30.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong pl

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
See More

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 76 mm Diameter (Part No.900022A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 76 mm Diameter

from

$32.49
This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in the U.S.A. to the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by one of the largest original equipment part suppliers in the world to ensure proper form, fit, and performance
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
See More

Dayco – Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 31mm Width, Smooth (Part No.89007)

Serpentine Idler/Tensioner Pulley; Steel, 76mm Dia., 31mm Width, Smooth

from

$29.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong pl

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
See More

Dorman – Drive Belt Tensioner Assembly (Part No.419-002)

Drive Belt Tensioner Assembly

from

$145.99
This accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles. It is engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue.

Product Features:
  • Direct replacement – this accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles
  • Ideal solution – engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
See More

Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38006)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$32.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter (Part No.900007A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter

from

$41.99
This pulley is manufactured by Litens Automotive the original equipment part supplier and the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long life and trouble-free performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
See More

Motorcraft – Accessory Belt Idler Pulley (Part No.G6020360587MTR)

Accessory Belt Idler Pulley

from

$48.56
Motorcraft Belt Tensioners are manufactured with premium quality in mind

Product Features:
  • Designed to provide less operating range variation under tension, helping to minimize premature failure and poor performance
  • Always application specific – no one-size-fits-all solution
  • Feature a cast-aluminum spring case and arm to resist cracking and fatigue
  • Sealed-for-life bearing helps provide long service life
  • Meets Motorcraft 10-year/150,000-mile durability specifications
  • Designed to perform in harsh underhood environment
  • Easy to install
  • Recommended by Ford Motor Company
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 90 mm Diameter (Part No.419-706)

Idler/Tensioner Pulley: Specific Fit, Steel, 90 mm Diameter

from

$50.99
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
See More

Dayco – Dayco, Acc. Belt Idler Pulley (Part No.G6020926341DAY)

Dayco, Acc. Belt Idler Pulley

from

$19.49
The Dayco Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
See More

Dayco No Slack Gold Label – Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 46.27mm Width, Smooth (Part No.89102)

Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 46.27mm Width, Smooth

from

$54.99
Designed to replace idler and tensioner pulleys for serpentine drives in heavy-duty diesel engine applications, Dayco HD idler/tensioner pulleys are machined from high-strength steel or powdered metal material to provide excellent wear resistance under ha

Product Features:
  • Engineered for the demanding drive systems of today’s class 4-8 heavy-duty commercial trucks
  • Premium OE technology to ensure peak performance under extreme conditions
  • Utilizes 3D dimensional computer aided design (CAD) and finite element analysis (FEA) for optimal design and maximum structural integrity
  • Meets or exceeds OE quality
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 95 mm Diameter (Part No.419-692)

Idler/Tensioner Pulley: Specific Fit, Steel, 95 mm Diameter

from

$48.49
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
See More

Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38023)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$34.49
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

Motorcraft – Motorcraft Accessory Belt Idler Pulley (Part No.G6020360548MTR)

Motorcraft Accessory Belt Idler Pulley

from

$47.13
Motorcraft Belt Tensioners are manufactured with premium quality in mind

Product Features:
  • Designed to provide less operating range variation under tension, helping to minimize premature failure and poor performance
  • Always application specific – no one-size-fits-all solution
  • Feature a cast-aluminum spring case and arm to resist cracking and fatigue
  • Sealed-for-life bearing helps provide long service life
  • Meets Motorcraft 10-year/150,000-mile durability specifications
  • Designed to perform in harsh underhood environment
  • Easy to install
  • Recommended by Ford Motor Company
See More

Dayco – Serpentine Idler/Tensioner Pulley; Steel, 90mm Dia., 38mm Width, Smooth (Part No.89157)

Serpentine Idler/Tensioner Pulley; Steel, 90mm Dia., 38mm Width, Smooth

from

$40.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong pl

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
See More

Dayco – Serpentine Idler/Tensioner Pulley; Direct Fit, 76 mm Diameter, 37 mm Smooth (Part No.89016)

Serpentine Idler/Tensioner Pulley; Direct Fit, 76 mm Diameter, 37 mm Smooth

from

$25.99
Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong pl

Product Features:
  • Designed for the majority of automotive vehicle applications on the road today
  • High-quality materials help resist wear and improve belt life
  • Features premium lubricated bearings to extend service life
  • Meets or exceeds OE quality
See More

Motorcraft – Motorcraft Accessory Belt Idler Pulley (Part No.G6020360514MTR)

Motorcraft Accessory Belt Idler Pulley

from

$59.75
Motorcraft Belt Tensioners are manufactured with premium quality in mind

Product Features:
  • Designed to provide less operating range variation under tension, helping to minimize premature failure and poor performance
  • Always application specific – no one-size-fits-all solution
  • Feature a cast-aluminum spring case and arm to resist cracking and fatigue
  • Sealed-for-life bearing helps provide long service life
  • Meets Motorcraft 10-year/150,000-mile durability specifications
  • Designed to perform in harsh underhood environment
  • Easy to install
  • Recommended by Ford Motor Company
See More

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 76 mm Diameter (Part No.900104A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 76 mm Diameter

from

$25.99
This pulley is manufactured by Litens Automotive the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long life and trouble-free performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
See More

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90.5 mm Diameter (Part No.900107A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90.5 mm Diameter

from

$50.99
This pulley is designed and engineered by Litens Automotive the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made using the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction for long life and trouble-free performance. Designed for Ford Super Duty Pickup and E-Series Diesel applications. Like the original part, this pulley is manufactured of heavy duty steel for maximum life and performance. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by the original equipment part supplier to ensure proper form, fit and performance
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Precision steel stamping with close tolerance ball bearing pocket.
  • Electro-deposited coating (e-coat) for superior corrosion resistance.
  • Running surface designed and engineered for proper belt tracking.
See More

Motorcraft – Motorcraft Accessory Belt Idler Pulley (Part No.G6020360549MTR)

Motorcraft Accessory Belt Idler Pulley

from

$83.82
Motorcraft Belt Tensioners are manufactured with premium quality in mind

Product Features:
  • Designed to provide less operating range variation under tension, helping to minimize premature failure and poor performance
  • Always application specific – no one-size-fits-all solution
  • Feature a cast-aluminum spring case and arm to resist cracking and fatigue
  • Sealed-for-life bearing helps provide long service life
  • Meets Motorcraft 10-year/150,000-mile durability specifications
  • Designed to perform in harsh underhood environment
  • Easy to install
  • Recommended by Ford Motor Company
See More

Motorcraft – DRIVE BELT PULLEY (Part No.YS-314)

DRIVE BELT PULLEY

from

$56.99
DRIVE BELT PULLEY

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter (Part No.900052A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter

from

$33.49
This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in the U.S.A. to the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket._

Product Features:
  • Manufactured by one of the largest original equipment part suppliers in the world to ensure proper form, fit, and performance
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
See More

Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38028)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$31.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 90 mm Diameter (Part No.419-605)

Idler/Tensioner Pulley: Specific Fit, Steel, 90 mm Diameter

from

$18.79
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
See More

Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38001)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$32.99
Product Features:
  • Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
  • Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
  • OE-quality fit for virtually every domestic or import vehicle on the road today
  • Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
  • Premium bearings eliminate bearing noise
  • Mounting hardware included for some popular applications
  • Reliable operation under severe conditions
See More

2008 Ford F-550 Super Duty Pulleys

Maybe you’re in the middle of a full rebuild of that 2008 Ford F-550 Super Duty. Maybe you just need a couple of Pulleys. Either way, Advance Auto Parts has 17 different Pulleys in our inventory ranging from $12.49 to $59.99. That means you can find the exact parts or products you need to keep that 2008 Ford F-550 Super Duty running smoothly.

Pulleys are only as good as their brand. We stock 5 different brands to make sure you have plenty of trusted parts to choose from for your 2008 Ford F-550 Super Duty. Dayco, Litens, and Gates are just some of the brands we stock. Search for brands you know or compare prices and reviews to help you decide!

We know you’ll find the perfect Pulleys for your 2008 Ford F-550 Super Duty, but don’t take our word for it – read our customer ratings and reviews and buy with confidence. Out of the 3,271 reviews in this category, some of the top rated parts include Idler Pulley (Pulley only) with 3.7 stars.

So if you’re in the market for aftermarket Pulleys to keep your 2008 Ford F-550 Super Duty rolling for years to come, look no further. Shop online and have your products shipped direct to your door, or pick up at the nearest Advance Auto Parts location today!

Pulleys Brands To Make Your 2008 Ford F-550 Super Duty Last

Simple repair, complete replacement, or a full rebuild. No matter the job, your 2008 Ford F-550 Super Duty demands trusted brand parts and products to keep it running. Many trusted brands of Pulleys make up Advance Auto Parts’ inventory, and all are ready to help make your F-550 Super Duty the best it can be. Be sure to browse some of our top Pulleys brands and parts.

Popular Dayco Pulleys

We carry Dayco parts in our stock across Idler Pulleys and Belt Tensioner Pulleys categories, plus more. For a 2008 Ford F-550 Super Duty, our most popular Dayco Pulleys include:

FAQs for 2008 Ford F-550 Super Duty Pulleys

What are the most purchased Pulleys for the 2008 Ford F-550 Super Duty?

Out of 17 Pulleys for the 2008 Ford F-550 Super Duty, the most popular in our inventory are:
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90.5 mm Diameter
from $42.99
This product is not rated
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90.5 mm Diameter
Idler Pulleys

What are the top-rated 2008 Ford F-550 Super Duty Pulleys?

Top-rated Pulleys for your 2008 Ford F-550 Super Duty based on customer reviews/ratings are:
Idler Pulley (Pulley only)
from $12.49
(3)
Idler Pulley (Pulley only)
“I originally had a squeak that I though was the water pump, but a new sound emerged, replace 1 of the idler pulleys and still a small squeak. However,”