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Replacement and OEM Parts for 2021 BMW M440i Timing Belt Tensioner

2021 BMW M440i Timing Belt Tensioner

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2021 BMW M440i
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Timing Belts, Chains, Cams & Related Parts
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  • OEM 2021 BMW M440i Timing Chain Tensioner Diagram - 11-31-8-631-848
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    OEM (Genuine) 2021 BMW M440i Timing Chain Tensioner

    PartNumber: 11-31-8-631-848
    OEM 2021 BMW M440i Timing Chain Tensioner - 11-31-8-631-848
    Product Specifications
    • Notes: M440I
    • Other Names: Tensioner, Tensioner Arm, Timing Tensioner
    • Fitment Type: Direct Replacement
    • Part Description: Timing Chain Tensioner
    More Info
    $68.69 MSRP: $90.82
    You Save: $22.13 (25%)
  • OEM 2021 BMW M440i Timing Chain Guide Rail Diagram - 11-31-8-631-844
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    OEM (Genuine) 2021 BMW M440i Timing Chain Guide Rail

    PartNumber: 11-31-8-631-844
    OEM 2021 BMW M440i Timing Chain Guide Rail - 11-31-8-631-844
    Product Specifications
    • Notes: M440I; Lower; Slack Side
    • Fitment Type: Direct Replacement
    • Part Description: Timing Chain Guide Rail
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    $40.60 MSRP: $53.69
    You Save: $13.09 (25%)
  • OEM 2021 BMW M440i CHAIN TENSIONER Diagram - 11-31-8-482-267
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    OEM (Genuine) 2021 BMW M440i CHAIN TENSIONER

    PartNumber: 11-31-8-482-267
    OEM 2021 BMW M440i CHAIN TENSIONER - 11-31-8-482-267
    Product Specifications
    • Notes: M440I; Lower; Tensioner Side; From 2/21;M440I; Lower; Tensioner Side; To 2/21
    • Replaces: 11-31-8-631-846
    • Part Description: CHAIN TENSIONER
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    $33.27 MSRP: $42.63
    You Save: $9.36 (22%)
  • OEM 2021 BMW M440i MECHANICAL BELT TENSIONER Diagram - 11-28-7-952-899
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    OEM (Genuine) 2021 BMW M440i MECHANICAL BELT TENSIONER

    PartNumber: 11-28-7-952-899
    OEM 2021 BMW M440i MECHANICAL BELT TENSIONER - 11-28-7-952-899
    Product Specifications
    • Notes: W/O M4
    • Other Names: Belt Tensioner, Serpentine Tensioner
    • Item Dimensions: 7.2 x 7.7 x 6.5 inches
    • Item Weight: 2.30 Pounds
    • Part Description: MECHANICAL BELT TENSIONER
    More Info
    $133.94 MSRP: $178.55
    You Save: $44.61 (25%)