2000 Mercury Cougar Belt Tensioners

Keep Your 2000 Mercury Cougar 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 2000 Mercury Cougar 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 2000 Mercury Cougar Belt Tensioner at Advance Auto Parts is around $57.99, with a range that starts at $57.99. With 2 options in stock from 2 trusted brands, finding the right fit is easy. Popular picks like Accessory Drive Belt Tensioner – Original Equipment Quality start at just $57.99 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 2000 Mercury Cougar in peak condition, inside and out.

Essential 2000 Mercury Cougar Belt Tensioners

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999051A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$57.99
This Litens aftermarket part is designed, engineered, and produced by the Original Equipment (O.E.) tensioner supplier. The original equipment supplier of this popular Ford Motor tensioner has upgraded the original design incorporating the latest technology to improve performance while maintaining the original fit and form. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Canada” 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 the original equipment part supplier to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Installation instructions included.
  • Heavy Duty Steel Pulley
  • Professional Mechanics will change this tensioner in approx. 20 minutes to 1 hour,
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
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Dayco – Automatic Belt Tensioner (Part No.89281)

Automatic Belt Tensioner

from

$59.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
  • Includes installation instructions
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Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999100A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$81.99
Litens was the Original Equipment (O.E.) supplier of this part and offers this “O.E. Exact” part for the aftermarket. The Litens product meets all original equipment form, fit, and function specifications for this Ford/Mercury tensioner.( O.E. Exact – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design.) Design improvements incorporated since production of this tensioner include an integrated washer/pulley bolt and a face-plate modification. Following the Ford aftermarket specification, the pulley has been changed from steel to plastic Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring. 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 the original equipment part supplier to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Installation instructions included.
  • Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • Professional Mechanics will change this tensioner in approx. 20 minutes.
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
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Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999003A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$56.99
This Litens aftermarket part is designed and engineered by one of the world’s largest supplier of Original Equipment (O.E.) tensioners. While the appearance is slightly different from the original equipment part, the Litens part maintains Ford/Mazda/Mercury’s original form, fit, and function specifications. The Litens part has been upgraded to include a tensioner arm “lift-lug” for easy belt removal and installation. A new attachment bolt has been included as well. Choosing The Correct Replacement Part: The Litens aftermarket tensioner use a round spring versus a flat spring and is marked “Made in Canada”. 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 the one on the world’s largest original equipment tensioner suppliers to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Installation instructions included.
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Professional Mechanics will change this tensioner in approx. 20 minutes.
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
See More

Dayco – Automatic Belt Tensioner (Part No.89247)

Automatic Belt Tensioner

from

$75.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
  • Dayco’s patented Nylon Pivot Bushing keeps internal components in constant contact to maintain proper tensioner alignment
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Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999005A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$67.99
This Litens aftermarket part is designed and engineered by The Litens Automotive Group – the world’s largest supplier of Original Equipment (O.E.) tensioners. While the appearance is slightly different from the original equipment part, the Litens part maintains Ford/Lincoln/Mercury’s original form, fit, and function specifications. The tensioner comes equipped with a heavy duty steel pulley for long life and trouble-free performance. Designed as a direct replacement tensioner for these very popular 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 the world’s largest original equipment tensioner supplier to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Installation instructions included.
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Professional Mechanics will change this tensioner in approx. 20 minutes.
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
See More

Dayco – Automatic Belt Tensioner (Part No.89318)

Automatic Belt Tensioner

from

$57.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
See More

Dayco – Automatic Belt Tensioner (Part No.89220)

Automatic Belt Tensioner

from

$75.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
  • Made in the USA
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Dayco – Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89218)

Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts

from

$67.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
  • Includes installation instructions
See More

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999082A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$81.99
Litens Automotive is the original equipment supplier of this tensioner for this Ford application. The Litens replacement part meets all form, fit, and performance characteristics of the original equipment part. The Litens replacement part maintains the round wire spring and internal damping components specified by the O.E. manufacturer. 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 the original equipment part supplier to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
  • Heavy Duty Thermoplastic Pulley
  • Professional Mechanics will change this tensioner in approx. 20 minutes
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
  • Installation instructions included.
See More

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999238A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$78.99
Litens was the Original Equipment (O.E.) supplier of this tensioner and offers this “O.E. Exact” part for the aftermarket. This popular water-pump drive system tensioner designed for Ford / Mercury /Mazda 2.5L and 3.0L engines, looks, fits, and performs like the original part being replaced. O.E. Exact – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Canada”. 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 the original equipment part supplier to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Installation instructions included.
  • Durable steel for long service life and performance.
  • Professional Mechanics will change this tensioner in approx. 30 minutes
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
See More

Dorman – Automatic Belt Tensioner (Tensioner only) (Part No.419-208)

Automatic Belt Tensioner (Tensioner only)

from

$62.99
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.

Product Features:
  • Direct replacement – this accessory drive belt tensioner assembly is designed to match the fit of an original equipment assembly on specified vehicles
  • Ideal solution – engineered to help ensure proper belt tension when an original belt is slipping, broken, or worn from fatigue
  • Durable construction – designed and manufactured to strict specifications for reliable performance
  • Trustworthy quality – backed by a team of product experts in the United States and more than a century of automotive experience
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Most Popular Belt Tensioner Assemblies for 2000 Mercury Cougars

Enhance your 2000 Mercury Cougar with one of the 2 Belt Tensioner Assemblies we have in stock, starting at just $57.99.

Dayco – Automatic Belt Tensioner (Part No.89318)

Automatic Belt Tensioner

from

$57.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slippage – or poor performance caused by low tension. A PTFE string wound within the spring resists abrasion and dampens noise. Dayco’s tensioner is also designed with a heavy-duty cast aluminum spring case and arm, which helps resist cracking and fatigue and offers additional strength, lessening the risk of distortion. Additional premium thermoplastic rubber spring slot plugs and rubber O-ring seals help keep contaminants out and zinc coated mounting bolts resist rust.

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
See More

Litens – Accessory Drive Belt Tensioner – Original Equipment Quality (Part No.999051A)

Accessory Drive Belt Tensioner - Original Equipment Quality

from

$57.99
This Litens aftermarket part is designed, engineered, and produced by the Original Equipment (O.E.) tensioner supplier. The original equipment supplier of this popular Ford Motor tensioner has upgraded the original design incorporating the latest technology to improve performance while maintaining the original fit and form. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Canada” 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 the original equipment part supplier to ensure proper form, fit, and performance.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Installation instructions included.
  • Heavy Duty Steel Pulley
  • Professional Mechanics will change this tensioner in approx. 20 minutes to 1 hour,
  • Accessory drive belts and tensioners are manufactured with similar design life targets. Since belt removal is required to change the tensioner, replacing both will extend the system service life and lower labor costs versus individual replacement.
See More

FAQs for 2000 Mercury Cougar Belt Tensioners

What are the best-selling Belt Tensioners for 2000 Mercury Cougars?

Out of 2 Belt Tensioners that fit 2000 Mercury Cougars, the following parts are the top sellers:

What is the average price of a Belt Tensioner for a 2000 Mercury Cougar?

The average price for Belt Tensioners for the 2000 Mercury Cougar is $57.99. 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 Mercury Cougar model years?

Yes, we carry Belt Tensioners for 17 model years of Mercury Cougars between 1983 and 2002. The following model years are the most popular for Belt Tensioner purchases: 2002, 2001, 1999, 1997, 1996, 1995, 1994, 1993, and 1992.

What are the cheapest Belt Tensioners for my 2000 Mercury Cougar?

The cheapest 2000 Mercury Cougar Belt Tensioners we carry are:

Does Advance Auto Parts sell Belt Tensioners for any other 2000 Mercury models?

Yes. We stock Belt Tensioners for 2 other popular 2000 Mercury models. Some of the most popular are 2000 Grand Marquis Belt Tensioners, 2000 Mountaineer Belt Tensioners, and 2000 Mystique Belt Tensioners.

What are the top-rated Belt Tensioners that fit the 2000 Mercury Cougar?

The one 2000 Mercury Cougar Belt Tensioner we have in stock is the Automatic Belt Tensioner. It is rated 3 stars and costs $57.99.

What types of Belt Tensioners do you sell for my 2000 Mercury Cougar?

We currently have just 1 Belt Tensioner in stock for a 2000 Mercury Cougar, and as of 11/2/25, it is a Belt Tensioner Assembly.

Can I get help with 2000 Mercury Cougar Belt Tensioner orders?

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

What is your return policy for Mercury Cougar Belt Tensioners?

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