Mercury Mountaineer Belt Tensioners

Your One-Stop Shop For Trusted Mercury Mountaineer Belt Tensioners

If you’re in search of Mercury Mountaineer Belt Tensioners aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 10 Belt Tensioners from top brands with prices ranging from $49.99 to $79.27.

Beyond great prices, we stock trusted brands manufacturing all types of Belt Tensioners for your Mercury Mountaineer. Of the 3 OEM and aftermarket parts brands we carry, some of the most popular are Dayco, Litens, and Motorcraft.

And don’t forget to read customer reviews across all Belt Tensioners categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Belt Tensioners have to cost top dollar, and we prove it. Browse our top Mercury Mountaineer Belt Tensioners below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury Mountaineer Belt Tensioners

Dayco – Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89230)

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

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 slip

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
  • This tensioner is another Dayco product proudly made in the USA
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Dayco – Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89252)

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

from

$52.99
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 slip

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
  • This tensioner is another Dayco product proudly made in the USA
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Motorcraft – Accessory Belt Tensioner Assembly (Part No.G6001235587MTR)

Accessory Belt Tensioner Assembly

from

$79.27
The Motorcraft Belt Tensioner is manufactured with premium quality in mind

Product Features:
  • Designed to provide less operating range variation under tension, helping to minimize premature failure and poor performance
  • Always application specific – no one-size-fits-all solution
  • Feature a cast-aluminum spring case and arm to resist cracking and fatigue
  • Sealed-for-life bearing helps provide long service life
  • Meets Motorcraft 10-year/150,000-mile durability specifications
  • Designed to perform in harsh underhood environment
  • Easy to install
  • Recommended by Ford Motor Company
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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999036A)

Serpentine Belt Tensioner: 1 Piece

from

$55.99
This Litens tensioner is manufactured by the Original Equipment (O.E.) supplier of this popular Ford/Mercury tensioner. This “O.E. Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(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.
  • 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 to 1 hour.
  • Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
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Motorcraft – DRIVE BELT TENSIONER (Part No.BT-120)

DRIVE BELT TENSIONER

from

$63.99
DRIVE BELT TENSIONER

Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999009A)

Serpentine Belt Tensioner: 1 Piece

from

$49.99
This Litens aftermarket part is designed, engineered, and produced by the Original Equipment (O.E.) tensioner supplier and is offered as an “O.E. Exact*” part for the aftermarket. This popular tensioner designed for Ford/Mercury/Mazda vehicles, meets all original equipment form, fit, and function specifications.(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.
  • Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • Professional Mechanics will change this tensioner in approx. 20 minutes.
  • Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
See More

Dayco – Serpentine Belt Tensioner; 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89263)

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

from

$53.99
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 – Serpentine Belt Tensioner: 1 Piece (Part No.999021A)

Serpentine Belt Tensioner: 1 Piece

from

$59.99
This Litens tensioner is manufactured by the Original Equipment (O.E.) supplier of this popular Ford/Mercury/Mazda tensioner. This “O.E. Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(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). This tensioner maintains the molded O.E. locator pin on the base for precise installation as well as the “belt-stretch” indicator. 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 Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • Professional Mechanics will change this tensioner in approx. 20 minutes.
  • Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
See More

Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999544A)

Serpentine Belt Tensioner: 1 Piece

from

$62.99
Litens was the Original Equipment (O.E.) supplier of this Ford /Lincoln tensioner and offers this “O.E. Exact”* part for the aftermarket. This “O.E. Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(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). This tensioner is designed with a lift feature to assist in raising and lowering the tensioner during belt removal and installation as well as a heavy duty steel pulley. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use round spring technology 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 with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Professional Mechanics will change this tensioner in approx. 20 minutes.
  • Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
See More

Dayco – Automatic Belt Tensioner (Part No.89306)

Automatic Belt Tensioner

from

$61.99
Dayco No Slack Automatic Belt Tensioners are built to outperform and outlast competitive OE parts. This specific Dayco Automatic Belt Tensioner is manufactured with a specially coated patented flat wire spring to allow the internal tension to be concentric, thus providing a more even degree of constant tension. The heavy duty cast aluminum spring case resists cracking and fatigue. Each component is built to resist rust, endure the toughest of conditions while promoting quieter performance and longer life.

Product Features:
  • Manufactured with a specially coated patented flat wire spring to allow the internal tension to be concentric, thus providing a more even degree of constant tension
  • The heavy duty cast aluminum spring case resists cracking and fatigue
  • Includes installation instructions
  • Includes installation instructions
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Belt Tensioners Brands You Can Trust For Your Mercury Mountaineer

3 trusted brands of Belt Tensioners line our shelves, ready to help keep your Mercury Mountaineer running smooth. Below are some of the most popular brands and their top Belt Tensioners offerings:

Popular Litens Belt Tensioners

Litens products for the Mercury Mountaineer span several categories. Some of the highest-rated Litens Belt Tensioners that will fit your Mercury Mountaineer are:
Serpentine Belt Tensioner: 1 Piece
from $62.99
(10)
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies
Serpentine Belt Tensioner: 1 Piece
from $59.99
(4)
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies

Top Mercury Mountaineer Belt Tensioners from Dayco

Your Mercury Mountaineer will be purring again thanks to Dayco brand Belt Tensioners available for online order or in-store pick up. Popular Dayco parts include:

Most Purchased Mercury Mountaineer Belt Tensioners from Dayco

When you buy the most frequently purchased Dayco brand Belt Tensioners, you can be confident it will be the right part for your Mercury Mountaineer. Here are the Dayco Belt Tensioners Advanced Auto customers buy the most:
Serpentine Belt Tensioner: 1 Piece
from $62.99
(10)
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies

FAQs for Mercury Mountaineer Belt Tensioners

What are the most purchased Belt Tensioners for the Mercury Mountaineer?

Out of 10 Belt Tensioners for the Mercury Mountaineer, the most popular in our inventory are:
Automatic Belt Tensioner
from $61.99
(2)
Automatic Belt Tensioner
Belt Tensioner Assemblies
Accessory Belt Tensioner Assembly
from $79.27
This product is not rated
Accessory Belt Tensioner Assembly
Belt Tensioner Assemblies
DRIVE BELT TENSIONER
from $63.99
This product is not rated
DRIVE BELT TENSIONER
Belt Tensioner Assemblies