2021 GMC Yukon Pulleys

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Keep Your 2021 GMC Yukon in Top Shape with Quality Pulleys

Whether you’re repairing or upgrading your Pulley, using high-quality parts is key to keeping your 2021 GMC Yukon looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Idler Pulleys. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Explore Related Parts

While you’re upgrading or replacing your Pulley, don’t forget to check out other key components like Fuel Hoses and Serpentine and V Belts. At Advance Auto Parts, we’re here to help you keep your 2021 GMC Yukon in peak condition, inside and out.

Essential 2021 GMC Yukon Pulleys

Autotecnica – Autotecnica Acc. Belt Idler Pulley, 90mm OD x 16.95mm ID x 30mm With NTN/NSK Bearing, GM1413162 (Part No.GM1413162)

Autotecnica Acc. Belt Idler Pulley, 90mm OD x 16.95mm ID x 30mm With NTN/NSK Bearing, GM1413162

from

$22.99
Autotecnica offers high-quality aftermarket parts for a wide variety of Asian and North American passenger cars and trucks, include braking, cooling, driveline, electrical, engine, fuel, HVAC, steering, and suspension categories. Autotecnica is the smart choice. Whether you’re a DIY enthusiast or professional technician in need of replacement parts that meet OEM specifications, Autotecnica is an excellent alternative to expensive €œGenuine€ components.
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Litens – Litens Idler Pulley: Direct Fit, Steel, 85mm Diameter, 900249A (Part No.900249A)

Litens Idler Pulley: Direct Fit, Steel, 85mm Diameter, 900249A

from

$84.99
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. Applications include G.M.. Includes a new mounting bolt as well as a new washer/dust shield. 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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Dorman – Dorman Engine Idler Pulley, 419-091 (Part No.419-091)

Dorman Engine Idler Pulley, 419-091

from

$52.99
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.
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Dayco – Idler Pulley, Dayco, 89027 (Part No.89027)

Idler Pulley, Dayco, 89027

from

$27.49
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 plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.
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Dayco – Idler Pulley, Dayco, 89014 (Part No.89014)

Idler Pulley, Dayco, 89014

from

$31.49
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 plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.
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Litens – Litens Idler Pulley: Direct Fit, Steel, 90mm Diameter, with Hardware, 900401A (Part No.900401A)

Litens Idler Pulley: Direct Fit, Steel, 90mm Diameter, with Hardware, 900401A

from

$33.99
This Litens pulley is supplied by one of the largest original equipment suppliers in the world and meets all form, fit, and performance characteristics of the original equipment part . Like the G.M. Original Equipment pulley, the Litens replacement part is constructed of heavy duty steel for long life and trouble free performance. This pulley is supplied with a new integrated bolt/dust shield to facilitate installation. 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 – Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38009 (Part No.38009)

Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38009

from

$27.99
Gates is a leading manufacturer of Original Equipment (OE) idler pulleys. Gates DriveAlign(R) Idler Pulleys meet or exceed OE specifications. High quality, high strength bearings run cooler and last longer than original bearings. DriveAlign Idler Pulleys are built to last by resisting dirt, salt, and other under-hood contaminants. Designed for use on automobiles and light trucks as locked center tensioning, automatic belt tensioning and idler pulleys.
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Litens – Litens Idler Pulley: Direct Fit, Thermoplastic, 109mm Diameter, 900006A (Part No.900006A)

Litens Idler Pulley: Direct Fit, Thermoplastic, 109mm Diameter, 900006A

from

$31.99
This pulley is manufactured by Litens Automotive the original equipment part supplier and 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 polymer 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.
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GM Genuine Parts – GM Genuine Parts Serpentine Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter, 12580773 (Part No.12580773)

GM Genuine Parts Serpentine Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter, 12580773

from

$54.99
ACDelco GM Original Equipment Drive Belt Idler Pulleys are part of the accessory drive belt system on the front of your engine and are GM-recommended replacements for your vehicle’s original components. A pulley can be ribbed or smooth and contains a sealed ball-bearing. The idler pulley is used to divert the drive belt to components such as the alternator, water pump or power steering pump. This original equipment drive belt idler pulley has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.
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Litens – Litens Idler Pulley: Direct Fit, Thermoplastic, 70Mm Diameter, With Hardware, 900763A (Part No.900763A)

Litens Idler Pulley: Direct Fit, Thermoplastic, 70Mm Diameter, With Hardware, 900763A

from

$31.99
This Litens pulley is manufactured by the original equipment (O.E.) manufacturer and is specifically designed for GM 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. For maximum performance and durability, always use genuine Litens components. 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. Our line is made up of over 900 ADTs, Pulleys, and OADs. 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 – Litens Idler Pulley: Direct Fit, Steel, 90mm Diameter, 900038A (Part No.900038A)

Litens Idler Pulley: Direct Fit, Steel, 90mm Diameter, 900038A

from

$27.49
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.
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Litens – Litens Idler/Tensioner Pulley: Direct Fit, Steel, 90mm Diameter, 900052A (Part No.900052A)

Litens Idler/Tensioner Pulley: Direct Fit, Steel, 90mm Diameter, 900052A

from

$31.99
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 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.
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Autotecnica – Autotecnica Acc. Belt Idler Pulley, Incl. NTN/NSK bearing, GM1414487 (Part No.GM1414487)

Autotecnica Acc. Belt Idler Pulley, Incl. NTN/NSK bearing, GM1414487

from

$14.99
Autotecnica offers high-quality aftermarket parts for a wide variety of Asian and North American passenger cars and trucks, include braking, cooling, driveline, electrical, engine, fuel, HVAC, steering, and suspension categories. Autotecnica is the smart choice. Whether you’re a DIY enthusiast or professional technician in need of replacement parts that meet OEM specifications, Autotecnica is an excellent alternative to expensive €œGenuine€ components.
See More

Dorman – Dorman Idler Pulley (Pulley Only), 419-642 (Part No.419-642)

Dorman Idler Pulley (Pulley Only), 419-642

from

$30.99
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.
See More

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

Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38001

from

$35.49
Gates is a leading manufacturer of Original Equipment (OE) idler pulleys. Gates DriveAlign(R) Idler Pulleys meet or exceed OE specifications. High quality, high strength bearings run cooler and last longer than original bearings. DriveAlign Idler Pulleys are built to last by resisting dirt, salt, and other under-hood contaminants. Designed for use on automobiles and light trucks as locked center tensioning, automatic belt tensioning and idler pulleys.
See More

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

Litens Idler/Tensioner Pulley: Direct Fit, Steel, 76mm Diameter, 900022A

from

$34.49
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.
See More

Most Popular Idler Pulleys for 2021 GMC Yukons

Enhance your 2021 GMC Yukon with one of the 2 Idler Pulleys we have in stock, starting at just $31.99.

Dorman – Dorman Engine Idler Pulley, 419-091 (Part No.419-091)

Dorman Engine Idler Pulley, 419-091

from

$52.99
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.
See More

Litens – Litens Idler Pulley: Direct Fit, Thermoplastic, 70Mm Diameter, With Hardware, 900763A (Part No.900763A)

Litens Idler Pulley: Direct Fit, Thermoplastic, 70Mm Diameter, With Hardware, 900763A

from

$31.99
This Litens pulley is manufactured by the original equipment (O.E.) manufacturer and is specifically designed for GM 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. For maximum performance and durability, always use genuine Litens components. 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. Our line is made up of over 900 ADTs, Pulleys, and OADs. 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

FAQs for 2021 GMC Yukon Pulleys

What are the best-selling Pulleys for 2021 GMC Yukons?

Out of 2 Pulleys that fit 2021 GMC Yukons, the following parts are the top sellers:

What’s the price range for 2021 GMC Yukon Pulleys?

The prices of Pulleys for the 2021 GMC Yukon range from $31.99 up to $52.99 for the most premium parts.

What is the average price of a Pulley for a 2021 GMC Yukon?

The average price for Pulleys for the 2021 GMC Yukon is $42.49. Keep in mind the variety of part types within our Pulley category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Pulleys for other GMC Yukon model years?

Yes, we carry Pulleys for 26 model years of GMC Yukons between 1992 and 2025. The following model years are the most popular for Pulley purchases: 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, and 2006.

What are the cheapest Pulleys for my 2021 GMC Yukon?

The cheapest 2021 GMC Yukon Pulleys we carry are:

Does Advance Auto Parts sell Pulleys for any other 2021 GMC models?

Yes. We stock Pulleys for 6 other popular 2021 GMC models. Some of the most popular are 2021 Sierra 2500 HD Pulleys, 2021 Savana 2500 Pulleys, 2021 Sierra 3500 HD Pulleys, 2021 Savana 3500 Pulleys, and 2021 Savana 4500 Pulleys.

What types of Pulleys do you sell for my 2021 GMC Yukon?

We currently have just 1 Pulley in stock for a 2021 GMC Yukon, and as of 8/2/26, it is an Idler Pulley.

Can I get help with 2021 GMC Yukon Pulley orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about GMC Pulleys and more.

What is your return policy for GMC Yukon Pulleys?

Advance Auto Parts keeps returns simple. For new GMC Yukon Pulleys and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.