1977 Mercury Cougar Pulleys

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Keep Your 1977 Mercury Cougar in Top Shape with a Quality Pulley

When it comes to maintaining or upgrading your 1977 Mercury Cougar, choosing high-quality parts is crucial for ensuring your vehicle stays in top shape, whether you’re tackling a repair or enhancing performance. At Advance Auto Parts, we know how important it is to find the right Pulley for your Cougar. We currently carry a top Pulley in stock that is built to last. Whether you’re replacing a damaged Pulley or looking to upgrade, our selection for the 1977 Mercury Cougar ensures you’ll find exactly what you need to keep your vehicle looking and performing its best.

Explore Related Parts

And while you’re here, don’t forget to check out related part categories like Oil Cooler Hoses and Serpentine and V Belts to complete your upgrade or repair project. At Advance Auto Parts, we’re proud to offer the parts and expertise to keep your 1977 Mercury Cougar running smoothly and looking great.

Essential 1977 Mercury Cougar Pulleys

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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Dayco – Idler Pulley, Dayco, 89013 (Part No.89013)

Idler Pulley, Dayco, 89013

from

$22.99
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, 38018 (Part No.38018)

Gates DriveAlign Belt Drive Idler/Tensioner Pulley, 38018

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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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.
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URO Parts – URO Parts Acc. Belt Idler Pulley, 77mm OD x 10mm ID x 37mm, C2C22758 (Part No.C2C22758)

URO Parts Acc. Belt Idler Pulley, 77mm OD x 10mm ID x 37mm, C2C22758

from

$24.99
For European vehicles, A.P.A. manufactures the URO Parts brand of quality replacement parts, which meet or exceed OEM specifications. URO Parts components are ideal for both professional and DIY vehicle repair, and are often the exclusive aftermarket alternative to overpriced €œGenuine€ components. By reducing deferred maintenance with URO Parts, you will increase the bottom line of your business. With its URO Premium line, A.P.A. offers problem-solving upgraded components that are superior to failure-prone OEM parts in design and/or materials. A.P.A. is so confident in the longevity and reliability of URO Premium products, . URO Parts also specializes in accurate reproduction parts for classic vehicles, including a huge variety of items that are no longer available from the dealer.
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Dorman – Dorman Idler/Tensioner Pulley: Specific Fit, Steel, 90 mm Diameter, 419-605 (Part No.419-605)

Dorman Idler/Tensioner Pulley: Specific Fit, Steel, 90 mm Diameter, 419-605

from

$20.79
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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Litens – Litens Idler/Tensioner Pulley: Direct Fit, Steel, 70mm Diameter, 900448A (Part No.900448A)

Litens Idler/Tensioner Pulley: Direct Fit, Steel, 70mm Diameter, 900448A

from

$46.99
This Litens supplied pulley is manufactured to original equipment specifications. 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 – 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.
See More

Litens – Litens Idler Pulley: Direct Fit, Steel, 94mm Diameter, 900048A (Part No.900048A)

Litens Idler Pulley: Direct Fit, Steel, 94mm Diameter, 900048A

from

$29.99
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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Litens – Litens Idler Pulley: Direct Fit, Steel, 95mm Diameter, with Hardware, 900067A (Part No.900067A)

Litens Idler Pulley: Direct Fit, Steel, 95mm Diameter, with Hardware, 900067A

from

$29.99
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. Heavy duty split-steel pulley preassembled on a steel belt tensioning bracket for Ford/Mercury 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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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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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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Dorman – Dorman Idler/Tensioner Pulley: Specific Fit, Plastic, 132.5 mm Diameter, 419-644 (Part No.419-644)

Dorman Idler/Tensioner Pulley: Specific Fit, Plastic, 132.5 mm Diameter, 419-644

from

$21.99
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, Steel, 94mm Diameter, With Hardware, 900060A (Part No.900060A)

Litens Idler Pulley: Direct Fit, Steel, 94mm Diameter, With Hardware, 900060A

from

$49.49
This 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. Heavy duty steel pulley preassembled on a steel mounting bracket. 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 – Idler Pulley, Dayco, 89003 (Part No.89003)

Idler Pulley, Dayco, 89003

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.
See More

Most Popular Idler Pulley for 1977 Mercury Cougars

Enhance your 1977 Mercury Cougar with this popular Idler Pulley we have in stock, for $29.99.

Litens – Litens Idler Pulley: Direct Fit, Steel, 94mm Diameter, 900048A (Part No.900048A)

Litens Idler Pulley: Direct Fit, Steel, 94mm Diameter, 900048A

from

$29.99
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.
See More

FAQs for 1977 Mercury Cougar Pulleys

What’s the price range for 1977 Mercury Cougar Pulleys?

We currently have just one Pulleys for the 1977 Mercury Cougar in stock: Litens Idler Pulley: Direct Fit, Steel, 94mm Diameter, 900048A and it costs $29.99.

Does Advance Auto Parts sell Pulleys for other Mercury Cougar model years?

Yes, we carry Pulleys for 30 model years of Mercury Cougars between 1970 and 2002. The following model years are the most popular for Pulley purchases: 2002, 2001, 2000, 1999, 1997, 1996, 1995, 1994, and 1993.

Does Advance Auto Parts sell Pulleys for any other 1977 Mercury models?

Yes. We stock Pulleys for 2 other popular 1977 Mercury models. Some of the most popular are 1977 Marquis Pulleys, 1977 Monarch Pulleys, and 1977 Comet Pulleys.

What types of Pulleys do you sell for my 1977 Mercury Cougar?

We currently have just 1 Pulley in stock for a 1977 Mercury Cougar, and as of 8/2/26, it is an Idler Pulley.

Can I get help with 1977 Mercury Cougar Pulley orders?

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

What is your return policy for Mercury Cougar Pulleys?

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