How to service the accessory drive belt on Mercury Mariner?

The first step for servicing the accessory drive belt requires a vehicle in neutral position with proper hoisting. Start by taking off the five bolts securing the RH splash shield before torquing them to 9 Nm during reinstallation. You should use the hex feature to rotate the accessory drive belt tensioner in a clockwise direction for separating the accessory drive belt from the coolant pump pulley while you remove the belt from engine operation. The reverse methods used for removal need application to finish the installation process.

How to Maintain and Replace the Drive Belt on a Mercury Mariner?

Service of the accessory drive belt requires a hoisted vehicle in neutral gear first. The service begins with removing the pin-type retainer and five bolts and right-hand splash shield. After reinstallation tighten all bolts to 9 Nm (80 lb-in). The accessory drive belt tensioner can be adjusted via hex feature by clockwise rotation to detach the belt from the coolant pump pulley before removing the belt from the engine. The completion of this work requires a reversal of the removal steps when reinstalling components.

OEM Mercury Mariner Drive Belt

Serpentine Belt

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14 Drive Belts found

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Mercury Mariner Serpentine Belt Part Number: 9L8Z-8620-C
$26.45 MSRP: $42.00
You Save: $15.55 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt
- Replaces: 9L8Z-8620-B, JK6-867-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 4 Cyl 2.5 L GAS
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Mercury Mariner Serpentine Belt Part Number: 5M6Z-8620-A
$22.56 MSRP: $35.82
You Save: $13.26 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt
- Replaces: 5M6Z-8620-AA, JK6-556
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2006-2009 Mercury Mariner | Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Mariner Serpentine Belt Part Number: AE5Z-8620-A
$17.06 MSRP: $27.09
You Save: $10.03 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Belt Tensioner Pulley Bolt; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2010-2011 Mercury Mariner | Hybrid | 4 Cyl 2.5 L FULL HYBRID EV-GAS (FHEV)
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Mercury Mariner Water Pump Belt Part Number: 9L8Z-8620-A
$17.40 MSRP: $27.64
You Save: $10.24 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Accessory Drive Belt; Serpentine Belt Drive Kit; Serpentine Belt; Drive Belt
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
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Mercury Mariner Serpentine Belt Part Number: 8L8Z-8620-D
$34.81 MSRP: $55.27
You Save: $20.46 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt
- Replaces: JK6-931-A, 8L8Z-8620-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Serpentine Belt Part Number: 5L8Z-8620-AA
$19.12 MSRP: $30.36
You Save: $11.24 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: V-Belt; Accessory Drive Belt; Serpentine Belt Drive Kit; Serpentine Fit Belt; Water Pump Belt; Drive Belt
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Water Pump Belt Part Number: 6E5Z-8620-CA
$21.41 MSRP: $34.55
You Save: $13.14 (39%)
ADD TO CART
Product Specifications
- Other Name: V-Belt; Accessory Drive Belt; Serpentine Belt Drive Kit; Serpentine Belt; Drive Belt
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Serpentine Belt Part Number: 8L8Z-8620-F
$32.75 MSRP: $52.00
You Save: $19.25 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt
- Replaces: 8L8Z-8620-B, JK6-923-AA
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2008 Mercury Mariner | Base, Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
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Mercury Mariner Serpentine Belt Part Number: 4L8Z-8620-A
$41.45 MSRP: $65.82
You Save: $24.37 (38%)
Ships in 1-2 Business Days
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Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt; A/C Belt
- Replaces: 4L8Z-8620-AB, JK6-844
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Serpentine Belt Part Number: 3L8Z-8620-A
$40.30 MSRP: $64.00
You Save: $23.70 (38%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt; A/C Belt
- Replaces: 3L8Z-8620-BA, JK6-826-AA, XS2Z-8620-HB
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Serpentine Belt Part Number: 5L8Z-8620-A
$28.21 MSRP: $38.39
You Save: $10.18 (27%)
ADD TO CART
Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt
- Replaces: 5L8Z-8620-AB, JK6-902-A
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2008 Mercury Mariner | Base, Convenience, Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS
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Mercury Mariner Serpentine Belt Part Number: F5RZ-8620-A
Product Specifications
- Other Name: Belt; Serpentine Belt Drive Kit; Accessory Drive Belt; Drive Belt; V-Belt; Water Pump Belt
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2007 Mercury Mariner | Luxury, Premier | 6 Cyl 3.0 L GAS
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Mercury Mariner Serpentine Belt Part Number: BT4Z-8620-A
$31.49 MSRP: $48.73
You Save: $17.24 (36%)
Product Specifications
- Other Name: V-Belt; Accessory Drive Belt; Serpentine Belt Drive Kit; Power Steering Belt; Drive Belt
- Replaces: 8T4Z-8620-A, 7T4Z-8620-C
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2009-2011 Mercury Mariner | Base, Premier | 6 Cyl 3.0 L FLEX, 6 Cyl 3.0 L GAS
View related parts
Mercury Mariner Serpentine Belt Part Number: 5L8Z-8620-B
Product Specifications
- Other Name: V-Belt; Serpentine Belt Drive Kit; Drive Belt
- Replaces: 5L8Z-8620-BB, JK6-865
- Warranty: This genuine part is guaranteed by Ford's factory warranty.
Fits the following Vehicles:
- 2005-2008 Mercury Mariner | Base, Convenience, Hybrid | 4 Cyl 2.3 L FULL HYBRID EV-GAS (FHEV), 4 Cyl 2.3 L GAS

Mercury Mariner Drive Belt

OEM Drive Belt boasts unmatched quality. Each part goes through full quality checks. They adhere to Mercury's official factory standards. These steps remove flaws and inconsistencies. So you can get Drive Belt with long life and a perfect fit. Come to our website and find genuine Mercury Mariner parts. We keep a wide inventory of OEM Mariner parts at the highly affordable prices. It's easy to search, compare, and pick what you need. You'll love the clear info and simple checkout. We offer top-rated customer service, and we reply fast. We also ship promptly to ensure your order arrives on time.

The Drive Belt in Mercury Mariner vehicles is another component that is used to construct the flow of matter via the engine in order that the alternator and the A/C compressor may be powered. Likely, a serpentine belt encompasses the above parts and links them into the crankshaft pulley for efficient power transmission. Drive Belts have a typical lifespan of about 100000 miles, but if the belt becomes cracked or starts to unravel, then it is wise to replace it to avoid straining the parts and the engine. Depending on the type, Drive Belts including V-belts and timing belts, come with benefits like better gripping, longevity, and the non-stick feature to meet the transmission requirement in a car. With today's development of the belt systems, the Drive belts have grown to be very crucial in today's mechanical systems due to the fact that they are cheap, efficient and very versatile.

Mercury Mariner Drive Belt Parts and Q&A

Serpentine Belt
5L8Z-8620-AA
Q: How to service the accessory drive belt on Mercury Mariner?
A:
The first step for servicing the accessory drive belt requires a vehicle in neutral position with proper hoisting. Start by taking off the five bolts securing the RH splash shield before torquing them to 9 Nm during reinstallation. You should use the hex feature to rotate the accessory drive belt tensioner in a clockwise direction for separating the accessory drive belt from the coolant pump pulley while you remove the belt from engine operation. The reverse methods used for removal need application to finish the installation process.
Serpentine Belt
5M6Z-8620-A
Q: How to Maintain and Replace the Drive Belt on a Mercury Mariner?
A:
Service of the accessory drive belt requires a hoisted vehicle in neutral gear first. The service begins with removing the pin-type retainer and five bolts and right-hand splash shield. After reinstallation tighten all bolts to 9 Nm (80 lb-in). The accessory drive belt tensioner can be adjusted via hex feature by clockwise rotation to detach the belt from the coolant pump pulley before removing the belt from the engine. The completion of this work requires a reversal of the removal steps when reinstalling components.