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Replacement and OEM Parts for Mercury Mariner Belt Tensioner
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Mercury Mariner Belt Tensioner

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  • OEM Mercury Mariner Serpentine Idler Pulley Diagram - 1S7Z-8678-AC
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    OEM (Genuine) Mercury Mariner Serpentine Idler Pulley

    PartNumber: 1S7Z-8678-AC
    OEM Mercury Mariner Serpentine Idler Pulley - 1S7Z-8678-AC
    Product Specifications
    • Item Dimensions: 4.3 x 3.5 x 4.3 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Serpentine Idler Pulley
    More Info
    $44.45 MSRP: $70.91
    You Save: $26.46 (38%)
  • OEM Mercury Mariner Serpentine Tensioner Diagram - 4L8Z-6B209-AA
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    OEM (Genuine) Mercury Mariner Serpentine Tensioner

    PartNumber: 4L8Z-6B209-AA
    OEM Mercury Mariner Serpentine Tensioner - 4L8Z-6B209-AA
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 8.3 x 5.1 x 3.9 inches
    • Item Weight: 2.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Serpentine Tensioner
    More Info
    $74.35 MSRP: $122.91
    You Save: $48.56 (40%)
  • Dayco No Slack Automatic Belt Tensioner Assembly for Mercury Mariner - 89625

    Dayco® No Slack Automatic Belt Tensioner Assembly for Mercury Mariner

    PartNumber: 89625
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 28.7
    • UPC: 036687767936
    • Part Description: Mercury Mariner No Slack Automatic Belt Tensioner Assembly
    More Info
    $143.03
  • OEM Mercury Mariner Tensioner Arm Diagram - 6M8Z-6K255-A
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    OEM (Genuine) Mercury Mariner Tensioner Arm

    PartNumber: 6M8Z-6K255-A
    OEM Mercury Mariner Tensioner Arm - 6M8Z-6K255-A
    Product Specifications
    • Item Dimensions: 4.6 x 2.9 x 12.2 inches
    • Item Weight: 1.00 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 1L5Z-6K255-AA
    • Part Description: Mercury Mariner Tensioner Arm
    More Info
    $27.83 MSRP: $40.70
    You Save: $12.87 (32%)
  • Dayco No Slack Automatic Belt Tensioner Assembly for Mercury Mariner - 89628

    Dayco® No Slack Automatic Belt Tensioner Assembly for Mercury Mariner

    PartNumber: 89628
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 26
    • UPC: 036687815996
    • Part Description: Mercury Mariner No Slack Automatic Belt Tensioner Assembly
    More Info
    $64.70
  • Gates Drivealign Automatic Belt Tensioner for Mercury Mariner - 39273

    Gates® Drivealign Automatic Belt Tensioner for Mercury Mariner

    PartNumber: 39273
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Thermoplastic
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Performance
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: No
    • UPC: 770075615880
    • Width: 24.5 mm
    • Part Description: Mercury Mariner Drivealign Automatic Belt Tensioner
    More Info
    $57.40
  • OEM Mercury Mariner Serpentine Idler Pulley Diagram - 3M5Z-6A228-AE
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    OEM (Genuine) Mercury Mariner Serpentine Idler Pulley

    PartNumber: 3M5Z-6A228-AE
    OEM Mercury Mariner Serpentine Idler Pulley - 3M5Z-6A228-AE
    Product Specifications
    • Item Dimensions: 5.5 x 4.3 x 4.3 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 3M5Z-6A228-AD
    • Part Description: Mercury Mariner Serpentine Idler Pulley
    More Info
    $169.49 MSRP: $272.73
    You Save: $103.24 (38%)
  • Dayco No Slack Automatic Belt Tensioner Assembly for Mercury Mariner - 89370

    Dayco® No Slack Automatic Belt Tensioner Assembly for Mercury Mariner

    PartNumber: 89370
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 76
    • Pulley 1 Flat: Y
    • Pulley 1 Width: 30.9
    • UPC: 036687625991
    • Part Description: Mercury Mariner No Slack Automatic Belt Tensioner Assembly
    More Info
    $59.44
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner - 38279

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner

    PartNumber: 38279
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: Smooth/Backside
    • Material: Steel
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 76 mm
    • Pulley 1 Flanged: No
    • UPC: 072053821086
    • Width: 30.5 mm
    • Part Description: Mercury Mariner Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $73.67
  • OEM Mercury Mariner Serpentine Tensioner Diagram - 9L8Z-6B209-A
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    OEM (Genuine) Mercury Mariner Serpentine Tensioner

    PartNumber: 9L8Z-6B209-A
    OEM Mercury Mariner Serpentine Tensioner - 9L8Z-6B209-A
    Product Specifications
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 10.1 x 3.0 x 4.4 inches
    • Item Weight: 3.00 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Serpentine Tensioner
    More Info
    $103.28 MSRP: $170.73
    You Save: $67.45 (40%)
  • Dayco No Slack Automatic Belt Tensioner Assembly for Mercury Mariner - 89372

    Dayco® No Slack Automatic Belt Tensioner Assembly for Mercury Mariner

    PartNumber: 89372
    Product Specifications
    • Belt Type: Serpentine
    • Direction: Counter Clock Wise
    • Number Of Pulleys: 1
    • Pulley 1 Diameter: 70.7
    • Pulley 1 Flat: N
    • Pulley 1 Number Of Grooves: 6
    • Pulley 1 Width: 28
    • UPC: 036687651327
    • Part Description: Mercury Mariner No Slack Automatic Belt Tensioner Assembly
    More Info
    $41.03
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner - 38452

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner

    PartNumber: 38452
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.68"
    • Pulley 1 Flanged: No
    • UPC: 770075358855
    • Width: 26.4 mm
    • Part Description: Mercury Mariner Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $46.13
  • OEM Mercury Mariner Serpentine Idler Pulley Diagram - 2N1Z-8678-BD
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    OEM (Genuine) Mercury Mariner Serpentine Idler Pulley

    PartNumber: 2N1Z-8678-BD
    OEM Mercury Mariner Serpentine Idler Pulley - 2N1Z-8678-BD
    Product Specifications
    • Item Dimensions: 4.3 x 3.4 x 4.3 inches
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 2N1Z-8678-BA
    • Part Description: Mercury Mariner Serpentine Idler Pulley
    More Info
    $49.86 MSRP: $99.09
    You Save: $49.23 (50%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner - 38408

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner

    PartNumber: 38408
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: Yes
    • UPC: 770075327646
    • Width: 25 mm
    • Part Description: Mercury Mariner Drivealign OE Exact Automatic Belt Tensioner
    More Info
    $46.77
  • OEM Mercury Mariner Serpentine Tensioner Diagram - 6E5Z-6A228-B
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    OEM (Genuine) Mercury Mariner Serpentine Tensioner

    PartNumber: 6E5Z-6A228-B
    OEM Mercury Mariner Serpentine Tensioner - 6E5Z-6A228-B
    Product Specifications
    • Item Dimensions: 8.4 x 7.9 x 7.8 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 6E5Z-6A228-BA, 3S4Z-6A228-AA, 6E5Z-6A228-AA
    • Part Description: Mercury Mariner Serpentine Tensioner
    More Info
    $53.07 MSRP: $87.73
    You Save: $34.66 (40%)
  • OEM Mercury Mariner Tensioner Diagram - 9L8Z-6L266-A
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    OEM (Genuine) Mercury Mariner Tensioner

    PartNumber: 9L8Z-6L266-A
    OEM Mercury Mariner Tensioner - 9L8Z-6L266-A
    Product Specifications
    • Other Names: Tensioner
    • Item Weight: 0.70 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Tensioner
    More Info
    $66.86 MSRP: $98.63
    You Save: $31.77 (33%)
  • OEM Mercury Mariner Tensioner Diagram - F5RZ-8W508-A
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    OEM (Genuine) Mercury Mariner Tensioner

    PartNumber: F5RZ-8W508-A
    OEM Mercury Mariner Tensioner - F5RZ-8W508-A
    Product Specifications
    • Other Names: Belt Tensioner
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Tensioner
    More Info
    $28.64 MSRP: $52.17
    You Save: $23.53 (46%)
  • OEM Mercury Mariner Adjuster Diagram - 8E5Z-6K254-A
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    OEM (Genuine) Mercury Mariner Adjuster

    PartNumber: 8E5Z-6K254-A
    OEM Mercury Mariner Adjuster - 8E5Z-6K254-A
    Product Specifications
    • Other Names: Adjuster
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 8E5Z-6K254-B, 6M8Z-6K254-BA
    • Part Description: Mercury Mariner Adjuster
    More Info
    $13.55 MSRP: $19.80
    You Save: $6.25 (32%)
  • OEM Mercury Mariner Tensioner Diagram - 3L8Z-6K254-AA
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    OEM (Genuine) Mercury Mariner Tensioner

    PartNumber: 3L8Z-6K254-AA
    OEM Mercury Mariner Tensioner - 3L8Z-6K254-AA
    Product Specifications
    • Item Weight: 0.40 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Tensioner
    More Info
    $10.45 MSRP: $15.00
    You Save: $4.55 (31%)
  • OEM Mercury Mariner Tensioner Diagram - YF1Z-6L266-BA
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    OEM (Genuine) Mercury Mariner Tensioner

    PartNumber: YF1Z-6L266-BA
    OEM Mercury Mariner Tensioner - YF1Z-6L266-BA
    Product Specifications
    • Other Names: Tensioner
    • Item Dimensions: 4.5 x 4.6 x 2.6 inches
    • Item Weight: 1.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: YF1Z-6L266-AA
    • Part Description: Mercury Mariner Tensioner
    More Info
    $63.01 MSRP: $92.95
    You Save: $29.94 (33%)
  • OEM Mercury Mariner Serpentine Idler Pulley Diagram - XU3Z-8678-AB
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    OEM (Genuine) Mercury Mariner Serpentine Idler Pulley

    PartNumber: XU3Z-8678-AB
    OEM Mercury Mariner Serpentine Idler Pulley - XU3Z-8678-AB
    Product Specifications
    • Other Names: Serpentine Idler Pulley, Tensioner
    • Item Dimensions: 8.2 x 6.1 x 8.0 inches
    • Item Weight: 2.10 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Serpentine Idler Pulley
    More Info
    $220.17 MSRP: $367.27
    You Save: $147.10 (41%)
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner - 38318

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner

    PartNumber: 38318
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 70 mm
    • Pulley 1 Flanged: Yes
    • UPC: 770075608387
    • Width: 29 mm
    • Part Description: Mercury Mariner Drivealign OE Exact Automatic Belt Tensioner
    More Info
  • Gates Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner - 39280

    Gates® Drivealign OE Exact Automatic Belt Tensioner for Mercury Mariner

    PartNumber: 39280
    Product Specifications
    • Bearing Bore Inside Diameter 1: 17 mm
    • Contact Surface: V-Ribbed Grooved
    • Material: Thermoplastic
    • Number of Grooves: 6
    • Number Of Pulleys: 1
    • OE Comparison Rating: OE Exact
    • Outside Diameter: 2.76"
    • Pulley 1 Flanged: Yes
    • UPC: 770075613749
    • Width: 29 mm
    • Part Description: Mercury Mariner Drivealign OE Exact Automatic Belt Tensioner
    More Info
  • OEM Mercury Mariner Pulley Diagram - 5L8Z-6C348-A
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    OEM (Genuine) Mercury Mariner Pulley

    PartNumber: 5L8Z-6C348-A
    OEM Mercury Mariner Pulley - 5L8Z-6C348-A
    Product Specifications
    • Other Names: Tensioner
    • Item Weight: 1.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Pulley
    More Info
  • OEM Mercury Mariner Serpentine Tensioner Diagram - 9L8Z-6A228-A
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    OEM (Genuine) Mercury Mariner Serpentine Tensioner

    PartNumber: 9L8Z-6A228-A
    OEM Mercury Mariner Serpentine Tensioner - 9L8Z-6A228-A
    Product Specifications
    • Other Names: Serpentine Tensioner
    • Item Dimensions: 5.5 x 4.3 x 4.2 inches
    • Item Weight: 2.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Serpentine Tensioner
    More Info
  • OEM Mercury Mariner Serpentine Tensioner Diagram - AE5Z-6A228-A
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    OEM (Genuine) Mercury Mariner Serpentine Tensioner

    PartNumber: AE5Z-6A228-A
    OEM Mercury Mariner Serpentine Tensioner - AE5Z-6A228-A
    Product Specifications
    • Item Dimensions: 6.1 x 4.6 x 4.6 inches
    • Item Weight: 1.80 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Serpentine Tensioner
    More Info
  • OEM Mercury Mariner Tensioner Diagram - CJ5Z-6K254-B
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    OEM (Genuine) Mercury Mariner Tensioner

    PartNumber: CJ5Z-6K254-B
    OEM Mercury Mariner Tensioner - CJ5Z-6K254-B
    Product Specifications
    • Other Names: Tensioner
    • Item Dimensions: 3.2 x 2.7 x 1.7 inches
    • Item Weight: 0.90 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: Mercury Mariner Tensioner
    More Info
  • OEM Mercury Mariner Belt Tensioner Diagram - 6E5Q6A228BB
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    OEM (Genuine) Mercury Mariner Belt Tensioner

    PartNumber: 6E5Q6A228BB
    OEM Mercury Mariner Belt Tensioner - 6E5Q6A228BB
    Product Specifications
    • Part Description: Mercury Mariner Belt Tensioner

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