2012 Peterbilt 337 Belt Tensioners

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Keep Your 2012 Peterbilt 337 in Top Shape with Quality Belt Tensioners

Whether you’re repairing or upgrading your Belt Tensioner, using high-quality parts is key to keeping your 2012 Peterbilt 337 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Belt Tensioner Assemblies. 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.

Competitive Prices and Extensive Inventory

The average price for a 2012 Peterbilt 337 Belt Tensioner at Advance Auto Parts is around $159.49, with a range that starts at $128.99 and goes up to $204.99. With 7 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Built To Outperform And Outlast OE Parts, 89490, Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702, and Litens Accessory Drive Belt Tensioner – Original Equipment Quality, 910588A start at just $128.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Belt Tensioner, don’t forget to check out other key components like Pulleys and Serpentine and V Belts. At Advance Auto Parts, we’re here to help you keep your 2012 Peterbilt 337 in peak condition, inside and out.

Essential 2012 Peterbilt 337 Belt Tensioners

Gates – Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38627 (Part No.38627)

Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38627

from

$153.99
Gates is a global leader in Original Equipment (OE) System Design. With a full line of tensioners globally, you can count on Gates to supply premium quality DriveAlign Automatic Belt Tensioners you can depend on.
See More

Gates – Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702 (Part No.38702)

Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702

from

$179.99
Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702.
See More

Litens – Litens Accessory Drive Belt Tensioner – Original Equipment Quality, 910567A (Part No.910567A)

Litens Accessory Drive Belt Tensioner - Original Equipment Quality, 910567A

from

$146.99
“This Heavy Duty Truck and Bus tensioner is designed and engineered by one of the world’s largest supplier of original equipment (O.E.) belt tensioners in the world. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured to meet or exceed the performance and life specifications of the O.E. part. The part features a premium chrome-silicon steel spring, internal damping, a “”lift-lug”” feature for ease of installation, Tandem 6303 ball bearings, a molded locator pin for precise installation, and a forged steel pulley. 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 Accessory Drive Belt Tensioner – Original Equipment Quality, 910588A (Part No.910588A)

Litens Accessory Drive Belt Tensioner - Original Equipment Quality, 910588A

from

$139.99
This Litens supplied tensioner is manufactured to original equipment specifications. Heavy duty steel pulley construction ensures long life and trouble-free performance. This tensioner 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. 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

Dorman – Dorman Automatic Belt Tensioner, 419-375 (Part No.419-375)

Dorman Automatic Belt Tensioner, 419-375

from

$204.99
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.
See More

Litens – Litens Accessory Drive Belt Tensioner – Original Equipment Quality, 910575A (Part No.910575A)

Litens Accessory Drive Belt Tensioner - Original Equipment Quality, 910575A

from

$113.99
“This Heavy Duty Truck and Bus tensioner is designed and engineered by one of the world’s largest supplier of original equipment (O.E.) belt tensioners in the world. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured to meet or exceed the performance and life specifications of the O.E. part. The part features a premium chrome-silicon steel spring, internal damping, a “”lift-lug”” feature for ease of installation, Tandem 6303 ball bearings, a molded locator pin for precise installation, and a forged steel pulley. 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

Dayco No Slack Gold Label – Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Built To Outperform And Outlast OE Parts, 89490 (Part No.89490)

Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Built To Outperform And Outlast OE Parts, 89490

from

$128.99
For heavy-duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.
See More

Dayco No Slack Gold Label – Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Engineered To Handle Higher Torque, 89473 (Part No.89473)

Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Engineered To Handle Higher Torque, 89473

from

$132.99
For heavy duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.
See More

Gates – Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38631 (Part No.38631)

Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38631

from

$135.99
Gates is a global leader in Original Equipment (OE) System Design. With a full line of tensioners globally, you can count on Gates to supply premium quality DriveAlign Automatic Belt Tensioners you can depend on.
See More

Most Popular Belt Tensioner Assemblies for 2012 Peterbilt 337s

Enhance your 2012 Peterbilt 337 with one of the 7 Belt Tensioner Assemblies we have in stock, starting at just $128.99.

Dayco No Slack Gold Label – Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Built To Outperform And Outlast OE Parts, 89490 (Part No.89490)

Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Built To Outperform And Outlast OE Parts, 89490

from

$128.99
For heavy-duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.
See More

Gates – Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702 (Part No.38702)

Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702

from

$179.99
Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38702.
See More

Dorman – Dorman Automatic Belt Tensioner, 419-375 (Part No.419-375)

Dorman Automatic Belt Tensioner, 419-375

from

$204.99
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.
See More

Gates – Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38627 (Part No.38627)

Gates FleetRunner Heavy-Duty Automatic Belt Drive Tensioner, 38627

from

$153.99
Gates is a global leader in Original Equipment (OE) System Design. With a full line of tensioners globally, you can count on Gates to supply premium quality DriveAlign Automatic Belt Tensioners you can depend on.
See More

Litens – Litens Accessory Drive Belt Tensioner – Original Equipment Quality, 910567A (Part No.910567A)

Litens Accessory Drive Belt Tensioner - Original Equipment Quality, 910567A

from

$146.99
“This Heavy Duty Truck and Bus tensioner is designed and engineered by one of the world’s largest supplier of original equipment (O.E.) belt tensioners in the world. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). This part is manufactured to meet or exceed the performance and life specifications of the O.E. part. The part features a premium chrome-silicon steel spring, internal damping, a “”lift-lug”” feature for ease of installation, Tandem 6303 ball bearings, a molded locator pin for precise installation, and a forged steel pulley. 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

Litens – Litens Accessory Drive Belt Tensioner – Original Equipment Quality, 910588A (Part No.910588A)

Litens Accessory Drive Belt Tensioner - Original Equipment Quality, 910588A

from

$139.99
This Litens supplied tensioner is manufactured to original equipment specifications. Heavy duty steel pulley construction ensures long life and trouble-free performance. This tensioner 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. 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

Dayco No Slack Gold Label – Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Engineered To Handle Higher Torque, 89473 (Part No.89473)

Dayco No Slack Gold Label Serpentine Belt Tensioner 1 Piece, HD, Engineered To Handle Higher Torque, 89473

from

$132.99
For heavy duty diesel engine accessory drive applications, Dayco’s HD automatic belt tensioner is designed to handle higher torque and power pulses. The heavy-duty cast aluminum body and pulley arms translate into extra strength and durability and the patented flat spring design prevents fluctuations to the tensioner body as its footprint doesn’t change when it’s under tension. This reduces the risk of belt noise and also helps avoid separation of the housing a key failure seen from competitive products. Dayco automatic belt tensioner H.D. also includes rugged pulleys with dual lifetime lubricated bearings to deliver long lasting, dependable service. Feature highly damped designs using a wave spring and a metal ring with a bonded polymeric surface that acts as a radial shock absorber for the tensioner arm while reducing contamination.
See More

FAQs for 2012 Peterbilt 337 Belt Tensioners

What are the best-selling Belt Tensioners for 2012 Peterbilt 337s?

What’s the price range for 2012 Peterbilt 337 Belt Tensioners?

The prices of Belt Tensioners for the 2012 Peterbilt 337 range from $128.99 up to $204.99 for the most premium parts.

What is the average price of a Belt Tensioner for a 2012 Peterbilt 337?

The average price for Belt Tensioners for the 2012 Peterbilt 337 is $159.49. Keep in mind the variety of part types within our Belt Tensioner category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Belt Tensioners for other Peterbilt 337 model years?

Yes, we carry Belt Tensioners for 12 model years of Peterbilt 337s between 2010 and 2023. The following model years are the most popular for Belt Tensioner purchases: 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, and 2014.

Does Advance Auto Parts sell Belt Tensioners for any other 2012 Peterbilt models?

Yes. We stock Belt Tensioners for 12 other popular 2012 Peterbilt models. Some of the most popular are 2012 384 Belt Tensioners, 2012 386 Belt Tensioners, 2012 367 Belt Tensioners, 2012 388 Belt Tensioners, and 2012 330 Belt Tensioners.

What types of Belt Tensioners do you sell for my 2012 Peterbilt 337?

We currently have just 1 Belt Tensioner in stock for a 2012 Peterbilt 337, and as of 8/2/26, it is a Belt Tensioner Assembly.

Can I get help with 2012 Peterbilt 337 Belt Tensioner orders?

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

What is your return policy for Peterbilt 337 Belt Tensioners?

Advance Auto Parts keeps returns simple. For new Peterbilt 337 Belt Tensioners and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.