2021 Toyota 4Runner Pulleys

Keep Your 2021 Toyota 4Runner in Top Shape with Quality Pulleys

Whether you’re repairing or upgrading your Pulley, using high-quality parts is key to keeping your 2021 Toyota 4Runner 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.

Competitive Prices and Extensive Inventory

The average price for a 2021 Toyota 4Runner Pulley at Advance Auto Parts is around $77.49, with a range that starts at $49.99 and goes up to $98.99. With 4 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Idler Pulley: Direct Fit, Steel, 70mm Diameter, Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware, and Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter start at just $49.99 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Pulley, don’t forget to check out other key components like Belt Tensioners and Serpentine and V Belts. At Advance Auto Parts, we’re here to help you keep your 2021 Toyota 4Runner in peak condition, inside and out.

Essential 2021 Toyota 4Runner Pulleys

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter (Part No.419-667)

Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter

from

$65.99
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

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 75 mm Diameter (Part No.419-627)

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

from

$113.99
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

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware (Part No.900320A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware

from

$94.99
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 supplied as an assembly with a new mounting bolt and washer for quick, precise installation. Applications include Toyota 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 largest original equipment part suppliers 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. Supplied as an assembly to reduce installation time.
  • Installation instructions included.
See More

Dorman – Idler Pulley (Pulley only) (Part No.419-602)

Idler Pulley (Pulley only)

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.

Product Features:
  • Direct replacement – this accessory drive belt tensioner pulley is designed to match the fit and function of the original pulley on specified applications
  • Restores functionality – reliable replacement for an original pulley that has failed due to vibration or corrosion
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
See More

Dayco – Idler Pulley, Dayco (Part No.89039)

Idler Pulley, Dayco

from

$24.99
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.

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 – Idler Pulley, Dayco (Part No.89038)

Idler Pulley, Dayco

from

$33.99
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.

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 – Idler Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900678A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter

from

$85.99
Litens Automotive is the original equipment supplier for this Toyota idler pulley. This replacement pulley is also designed and produced by Litens and is exact in all form, fit, and performance characteristics as the original equipment part (with the exception of not having the car manufacturer’s logo or part number applied to the part). 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. The pulley was designed by Litens for Toyota and Lexus V-8 4.7L/4.3L/4.0L 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 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.
  • Running surface designed and engineered for proper belt tracking.
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter (Part No.419-651)

Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter

from

$49.99
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

INA US – ACC DRV BLT IDLRPLLY (Part No.FP03802)

ACC DRV BLT IDLRPLLY

from

$49.99
ACC DRV BLT IDLRPLLY

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 91.3 mm Diameter (Part No.419-724)

Idler/Tensioner Pulley: Specific Fit, Steel, 91.3 mm Diameter

from

$179.99
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

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900645A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter

from

$62.99
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 is made of high strength steel for improved life and durability. This pulley conforms to original equipment material, tolerances, and specifications. This part fits 2005-2016 Toyota Tacoma with 2.7L (Lower Idler with AC). 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 with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included
See More

Dayco – Idler Pulley, Dayco (Part No.89006)

Idler Pulley, Dayco

from

$31.99
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.

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 – Idler/Tensioner Pulley: Direct Fit, Steel, 81mm Diameter (Part No.900046A)

Idler/Tensioner Pulley: Direct Fit, Steel, 81mm Diameter

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.

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

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

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

from

$34.99
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.

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

Litens – Idler/Tensioner Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900044A)

Idler/Tensioner Pulley: Direct Fit, Steel, 70mm Diameter

from

$36.49
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

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900244A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter

from

$98.99
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 70mm O.D. and comes with an I.D. reduction bearing. Applications include Toyota/Lexus. Supplied with a new I.D. reduction bearing. 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 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.
  • 70.0mm O.D.; 15.0mm I.D.; 34.5mm width; Smooth, Steel pulley. For a 6-rib serpentine belt.
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 75 mm Diameter (Part No.419-684)

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

from

$67.99
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

Most Popular Idler Pulleys for 2021 Toyota 4Runners

Enhance your 2021 Toyota 4Runner with one of the 4 Idler Pulleys we have in stock, starting at just $49.99.

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter (Part No.900244A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter

from

$98.99
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 70mm O.D. and comes with an I.D. reduction bearing. Applications include Toyota/Lexus. Supplied with a new I.D. reduction bearing. 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 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.
  • 70.0mm O.D.; 15.0mm I.D.; 34.5mm width; Smooth, Steel pulley. For a 6-rib serpentine belt.
See More

Litens – Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware (Part No.900320A)

Idler Pulley: Direct Fit, Steel, 70mm Diameter, w/ Hardware

from

$94.99
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 supplied as an assembly with a new mounting bolt and washer for quick, precise installation. Applications include Toyota 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 largest original equipment part suppliers 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. Supplied as an assembly to reduce installation time.
  • Installation instructions included.
See More

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter (Part No.419-651)

Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter

from

$49.99
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

Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter (Part No.419-667)

Idler/Tensioner Pulley: Specific Fit, Steel, 70 mm Diameter

from

$65.99
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

FAQs for 2021 Toyota 4Runner Pulleys

What are the best-selling Pulleys for 2021 Toyota 4Runners?

Out of 4 Pulleys that fit 2021 Toyota 4Runners, the following parts are the top sellers:

What’s the price range for 2021 Toyota 4Runner Pulleys?

The prices of Pulleys for the 2021 Toyota 4Runner range from $49.99 up to $98.99 for the most premium parts.

What is the average price of a Pulley for a 2021 Toyota 4Runner?

The average price for Pulleys for the 2021 Toyota 4Runner is $77.49. 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 Toyota 4Runner model years?

Yes, we carry Pulleys for 39 model years of Toyota 4Runners between 1984 and 2024. The following model years are the most popular for Pulley purchases: 2022, 2020, 2019, 2018, 2017, 2016, 2015, 2014, and 2013.

What are the cheapest Pulleys for my 2021 Toyota 4Runner?

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

Yes. We stock Pulleys for 6 other popular 2021 Toyota models. Some of the most popular are 2021 Camry Pulleys, 2021 Land Cruiser Pulleys, 2021 Avalon Pulleys, 2021 Tacoma Pulleys, and 2021 Tundra Pulleys.

What types of Pulleys do you sell for my 2021 Toyota 4Runner?

We currently have just 1 Pulley in stock for a 2021 Toyota 4Runner, and as of 11/2/25, it is an Idler Pulley.

Can I get help with 2021 Toyota 4Runner Pulley orders?

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

What is your return policy for Toyota 4Runner Pulleys?

Advance Auto Parts keeps returns simple. For new Toyota 4Runner Pulleys and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.