2005 Workhorse P42 Pulleys

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Keep Your 2005 Workhorse P42 in Top Shape with Quality Pulleys

Whether you’re repairing or upgrading your Pulley, using high-quality parts is key to keeping your 2005 Workhorse P42 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Idler Pulleys and Belt Tensioner 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.

Essential 2005 Workhorse P42 Pulleys

Dorman – Dorman Idler Pulley (Pulley only), 419-603 (Part No.419-603)

Dorman Idler Pulley (Pulley only), 419-603

from

$12.79
This accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
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Dorman – Dorman Idler Pulley (Pulley only), 419-602 (Part No.419-602)

Dorman Idler Pulley (Pulley only), 419-602

from

$14.99
This accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
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Gates – Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38008 (Part No.38008)

Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38008

from

$30.49
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.
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Gates – Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38006 (Part No.38006)

Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38006

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.
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Litens – Litens Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter, 900031A (Part No.900031A)

Litens Idler/Tensioner Pulley: Direct Fit, Thermoplastic, 70mm Diameter, 900031A

from

$29.99
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 thermoplastic 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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Dayco – Idler Pulley, Dayco, 89017 (Part No.89017)

Idler Pulley, Dayco, 89017

from

$41.99
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 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, 89015 (Part No.89015)

Idler Pulley, Dayco, 89015

from

$32.99
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 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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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.
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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.
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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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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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Most Popular Idler Pulley for 2005 Workhorse P42s

Enhance your 2005 Workhorse P42 with this popular Idler Pulley we have in stock, for $84.99.

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.
See More

Best-Selling 2005 Workhorse P42 Belt Tensioner Pulley

Upgrade your P42 with our best-selling Belt Tensioner Pulley.

Dorman – Dorman Idler Pulley (Pulley only), 419-603 (Part No.419-603)

Dorman Idler Pulley (Pulley only), 419-603

from

$12.79
This accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications. Made of quality materials, it is engineered for reliable performance and durability.
See More

FAQs for 2005 Workhorse P42 Pulleys

What are the best-selling Pulleys for 2005 Workhorse P42s?

Out of 2 Pulleys that fit 2005 Workhorse P42s, the following parts are the top sellers:

What’s the price range for 2005 Workhorse P42 Pulleys?

The prices of Pulleys for the 2005 Workhorse P42 range from $12.79 up to $84.99 for the most premium parts.

What is the average price of a Pulley for a 2005 Workhorse P42?

The average price for Pulleys for the 2005 Workhorse P42 is $36.86. 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 Workhorse P42 model years?

Yes, we carry Pulleys for 5 model years of Workhorse P42s between 1999 and 2004. The following model years are the most popular for Pulley purchases: 2004, 2003, 2002, 2001, 2000, and 1999.

What are the cheapest Pulleys for my 2005 Workhorse P42?

The cheapest 2005 Workhorse P42 Pulleys we carry are:

Does Advance Auto Parts sell Pulleys for any other 2005 Workhorse models?

Yes. We stock Pulleys for 11 other popular 2005 Workhorse models. Some of the most popular are 2005 P30 Pulleys, 2005 Fastrack FT1461 Pulleys, 2005 Fastrack FT1061 Pulleys, 2005 Fastrack FT1261 Pulleys, and 2005 Fastrack FT1601 Pulleys.

What types of Pulleys do you sell for my 2005 Workhorse P42?

As of 8/2/26, these are some of the most in-demand types of Pulleys for a 2005 Workhorse P42:

Can I get help with 2005 Workhorse P42 Pulley orders?

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

What is your return policy for Workhorse P42 Pulleys?

Advance Auto Parts keeps returns simple. For new Workhorse P42 Pulleys and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.