2010 Mercury Mariner Belt Tensioner Assemblies

Your 2010 Mercury Mariner might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Belt Tensioner Assemblies you desperately need.

We currently carry 10 Belt Tensioner Assemblies to choose from for your 2010 Mercury Mariner, and our inventory prices range from as little as $22.67 up to $192.99.

On top of low prices, Advance Auto Parts offers 5 different trusted brands of Belt Tensioner Assemblies for the 2010 Mercury Mariner. We only sell parts from trusted brands like Dayco so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 154 reviews on our Belt Tensioner Assemblies for the 2010 Mercury Mariner from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Belt Tensioner Assemblies stock in-person!

Belt Tensioner Assemblies for Your 2010 Mercury Mariner

Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999429A)

Serpentine Belt Tensioner: 1 Piece

from

$77.99
This Litens supplied tensioner is manufactured to original equipment specifications. This part is specifically designed for Ford, Mazda, and Mercury applications. Heavy duty thermoplastic 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._

Product Features:
  • Manufactured by Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life.
  • Heavy duty thermoplastic pulley construction
  • OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
  • Installation instructions included
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Dayco – Serpentine Belt Tensioner: 1 Piece, Built To Outperform And Outlast OE Parts (Part No.89372)

Serpentine Belt Tensioner: 1 Piece, 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
  • Includes installation instructions
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Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999823A)

Serpentine Belt Tensioner: 1 Piece

from

$63.99
Litens was the Original Equipment (O.E.) suppliers of this Ford/Mercury 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 popular tensioner is designed with a heavy duty polymer pulley as well as a molded a molded lift feature to assist in pulley removal and installation. 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 Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • 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 – Accessory Belt Tensioner Assembly (Part No.G6001411673MTR)

Accessory Belt Tensioner Assembly

from

$92.90
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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Motorcraft – DRIVE BELT TENSIONER (Part No.BT-105)

DRIVE BELT TENSIONER

from

$73.99
DRIVE BELT TENSIONER

Litens – Serpentine Belt Tensioner: 1 Piece (Part No.999570A)

Serpentine Belt Tensioner: 1 Piece

from

$192.99
This Litens belt tensioner is supplied by the original equipment (O.E.) tensioner supplier and 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). As with the original equipment part, this replacement tensioner is manufactured in Canada for the 2010-2012 Ford Escape, Fusion/Lincoln MKZ/Mercury Milan, Mariner with 2.5L Hybrid. The tensioner maintains the O.E. round spring technology as well as the internal damping design specified for this application. As with the original tensioner, the part comes equipped with a heavy duty 6 grooved plastic pulley with a front dustshield for optimum performance and durability. 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.
  • Internal “round spring” technology to provide constant belt tension and alignment throughout its service life. The internal damping design provides quiet, smooth, system performance.
  • 6K grooved plastic pulley with a front dust shield for optimum performance and durability
  • Installation instructions included
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Motorcraft – Accessory Belt Tensioner Assembly (Part No.G6001411706MTR)

Accessory Belt Tensioner Assembly

from

$171.68
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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Gates – DriveAlign« Automatic Belt Drive Tensioner (Part No.38452)

DriveAlign« Automatic Belt Drive Tensioner

from

$70.99
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.

Product Features:
  • Comprehensive line includes parts to fit cars, vans, SUVs and light trucks, domestic and import (European and Asian)
  • Manufactured using the same or improved technology and quality materials as the Original Equipment Manufacturer (OEM) part, assuring a factory match
  • Patented labyrinth seal protects internal components to meet or exceed OE life expectancy requirements
  • Patented vibration-damping system absorbs extreme vibration to improve tensioner, as well as belt and accessory, life
  • Torsional round spring design provides reliability as well as consistent tension
  • Comprehensive line includes parts to fit cars, vans, SUV’s and light/heavy-duty trucks.
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Dorman – Automatic Belt Tensioner (Part No.419-021)

Automatic Belt Tensioner

from

$67.99
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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Dayco – Dayco, Acc. Belt Idler Pulley (Part No.G60201221078DAY)

Dayco, Acc. Belt Idler Pulley

from

$22.67
The Dayco Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
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FAQs for 2010 Mercury Mariner Belt Tensioner Assemblies

What are the most popular Belt Tensioner Assemblies for the 2010 Mercury Mariner?

With 5 brands you can trust, our most popular Belt Tensioner Assemblies for the 2010 Mercury Mariner parts are:
Serpentine Belt Tensioner: 1 Piece
from $63.99
(7)
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies
Serpentine Belt Tensioner: 1 Piece
from $77.99
(1)
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies