2011 Mack GU8 Idler Pulleys

Your 2011 Mack GU8 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Idler Pulleys you desperately need.

We currently carry 8 Idler Pulleys to choose from for your 2011 Mack GU8, and our inventory prices range from as little as $85.99 up to $183.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Idler Pulleys for the 2011 Mack GU8. We only sell parts from trusted brands like Dayco so that you can find quality parts you can count on.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Idler Pulleys stock in-person!

Idler Pulleys for Your 2011 Mack GU8

Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter (Part No.900696A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter

from

$93.99
This genuine Litens Idler Pulley is manufactured by the original equipment part supplier to ensure proper form, fit, and performance. All O.E. pulley hardware is included to reduce install time. Part designed for Mack / Volvo applications. Like the OE part, all hardware is included. 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 supplier.
  • All OE Hardware included: Bolt, Dust Shield, Spacer.
  • Heavy Duty Steel Pulley
  • Smooth/Backside Pulley.
  • Idler Pulley – Fan and W.P. Drive
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Dayco No Slack Gold Label – Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 38.3mm Width, Smooth (Part No.89111)

Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 38.3mm Width, Smooth

from

$86.99
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
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Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.36286)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$183.99
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
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Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 80 mm Diameter (Part No.900702A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 80 mm Diameter

from

$155.99
This Litens supplied pulley is manufactured to original equipment specifications. This part is specifically designed for Mack / Volvo applications. Heavy duty steel pulley construction ensures long life and trouble-free performance. This pulley meets or exceeds all original equipment fit, form, and performance characteristics. 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.
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Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.36285)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$125.99
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, 70 mm Diameter (Part No.900487A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 70 mm Diameter

from

$111.99
This pulley is supplied by Litens Automotive – 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 meets all performance and durability requirements. Fits Heavy Duty truck applications including Volvo VN series vehicles. 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 world’s largest Original Equipment suppliers of accessory drive tensioners and pulleys.
  • Heavy Duty Steel Pulley for Volvo VN Series Trucks
  • OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
  • Installation instructions included
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Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter (Part No.900650A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter

from

$104.99
This pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for MACK (CTP Series 2007, CXU Series 2008-15, GU Series 08-15, LEU 07-15, MRU 07-15) (Volvo 12-13 and VN Series 07-142007 Mack, CTP Series, Mack MP7 Diesel, Idler Pulley – Fan. It’s a serpentine belt routing application and conforms to original equipment material, tolerances, and specifications. This replacement part is made to the O.E. specified design and meets all performance and durability requirements. Heavy Duty Steel Pulley with double 6203 close tolerance ball bearings pocket for rugged durability and Electro-deposited coating for superior corrosion resistance. 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.
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Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter (Part No.900486A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter

from

$85.99
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 Canada to the O.E. specified design and meets all performance and durability requirements. This Heavy duty Steel pulley is specifically designed for heavy duty truck and bus applications. 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.
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FAQs for 2011 Mack GU8 Idler Pulleys

What are the most popular Idler Pulleys for the 2011 Mack GU8?

With 3 brands you can trust, our most popular Idler Pulleys for the 2011 Mack GU8 parts are:
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter
from $93.99
This product is not rated
O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 74 mm Diameter
Idler Pulleys
Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 38.3mm Width, Smooth
from $86.99
This product is not rated
Serpentine Idler/Tensioner Pulley; Steel, 74mm Dia., 38.3mm Width, Smooth
Idler Pulleys
DriveAlign½ Belt Drive Idler/Tensioner Pulley
from $125.99
This product is not rated
DriveAlign½ Belt Drive Idler/Tensioner Pulley
Idler Pulleys