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Replacement and OEM Parts for GMC Sierra Timing Cover
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GMC Sierra Timing Cover

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Timing Belts, Chains, Cams & Related Parts
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  • OEM GMC Sierra Front Cover Diagram - 12594939
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12594939
    OEM GMC Sierra Front Cover - 12594939
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 3.7 x 15.6 x 15.2 inches
    • Item Weight: 2.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra Front Cover
    More Info
    $46.20 MSRP: $76.47
    You Save: $30.27 (40%)
  • OEM GMC Sierra Front Cover Diagram - 12594939
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12594939
    OEM GMC Sierra Front Cover - 12594939
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 3.7 x 15.6 x 15.2 inches
    • Item Weight: 2.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra Front Cover
    More Info
    $46.20 MSRP: $76.47
    You Save: $30.27 (40%)
  • OEM GMC Sierra Front Cover Diagram - 12691692
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12691692
    OEM GMC Sierra Front Cover - 12691692
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Fitment Type: Direct Replacement
    • Replaces: 12693267, 12621363, 12688496
    • Part Description: GMC Sierra Front Cover
    More Info
    $58.21 MSRP: $96.34
    You Save: $38.13 (40%)
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • OEM GMC Sierra Front Cover Diagram - 89017259
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 89017259
    OEM GMC Sierra Front Cover - 89017259
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 9.7 x 2.3 x 13.1 inches
    • Item Weight: 1.70 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12554555
    • Part Description: GMC Sierra Front Cover
    More Info
    $93.59 MSRP: $154.91
    You Save: $61.32 (40%)
  • OEM GMC Sierra Cover Asm-Engine Front Diagram - 93445880
    View Related Parts

    OEM (Genuine) GMC Sierra Cover Asm-Engine Front

    PartNumber: 93445880
    OEM GMC Sierra Cover Asm-Engine Front - 93445880
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 3.4 x 13.0 x 12.9 inches
    • Item Weight: 1.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra Cover Asm-Engine Front
    More Info
    $90.57 MSRP: $149.92
    You Save: $59.35 (40%)
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Rear Main Seal Housing Diagram - 12705663
    View Related Parts

    OEM (Genuine) GMC Sierra Rear Main Seal Housing

    PartNumber: 12705663
    OEM GMC Sierra Rear Main Seal Housing - 12705663
    Product Specifications
    • Item Dimensions: 15.4 x 11.7 x 3.0 inches
    • Item Weight: 2.80 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12617790, 12693213, 12665077
    • Part Description: GMC Sierra Rear Main Seal Housing
    More Info
    $79.54 MSRP: $138.45
    You Save: $58.91 (43%)
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-515

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-515
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12600326
    • UPC: 019495413189
    • Width: 11"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $59.41
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-517

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-517
    Product Specifications
    • Color/Finish: Natural
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12594939, 8-12594-939-0
    • UPC: 019495413196
    • Width: 11"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $33.77
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • OEM GMC Sierra Front Cover Diagram - 12594939
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12594939
    OEM GMC Sierra Front Cover - 12594939
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 3.7 x 15.6 x 15.2 inches
    • Item Weight: 2.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra Front Cover
    More Info
    $46.20 MSRP: $76.47
    You Save: $30.27 (40%)
  • Dorman OE Solutions Plastic Timing Chain Cover for GMC Sierra - 635-502

    Dorman® OE Solutions Plastic Timing Chain Cover for GMC Sierra

    PartNumber: 635-502
    Product Specifications
    • Color/Finish: Black
    • Grade Type: Regular
    • Length: 12.75"
    • Material: Plastic
    • OE Part Number: 10077964, 12554555, 12554557, 89017259, 89017261, 93445880
    • UPC: 019495065609
    • Width: 9"
    • Part Description: GMC Sierra OE Solutions Plastic Timing Chain Cover
    More Info
    $35.88
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Front Cover Diagram - 12671403
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12671403
    OEM GMC Sierra Front Cover - 12671403
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 18.4 x 18.6 x 5.6 inches
    • Item Weight: 6.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12671402
    • Part Description: GMC Sierra Front Cover
    More Info
    $81.02 MSRP: $128.64
    You Save: $47.62 (38%)
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-517

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-517
    Product Specifications
    • Color/Finish: Natural
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12594939, 8-12594-939-0
    • UPC: 019495413196
    • Width: 11"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $33.77
  • Dorman OE Solutions Aluminum Timing Chain Cover for GMC Sierra - 635-522

    Dorman® OE Solutions Aluminum Timing Chain Cover for GMC Sierra

    PartNumber: 635-522
    Product Specifications
    • Color/Finish: Silver
    • Grade Type: Regular
    • Length: 13"
    • Material: Aluminum
    • OE Part Number: 12561243, 8-12561-243-0
    • UPC: 885484513396
    • Width: 10.5"
    • Part Description: GMC Sierra OE Solutions Aluminum Timing Chain Cover
    More Info
    $73.43
  • OEM GMC Sierra Front Cover Diagram - 12561243
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12561243
    OEM GMC Sierra Front Cover - 12561243
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 14.6 x 14.7 x 6.1 inches
    • Item Weight: 3.40 Pounds
    • Fitment Type: Direct Replacement
    • Replaced by: 12633906
    • Part Description: GMC Sierra Front Cover
    More Info
    $103.77 MSRP: $180.62
    You Save: $76.85 (43%)
  • OEM GMC Sierra Front Cover Diagram - 12624280
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12624280
    OEM GMC Sierra Front Cover - 12624280
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 20.5 x 15.2 x 5.3 inches
    • Item Weight: 6.20 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra Front Cover
    More Info
    $87.30 MSRP: $138.61
    You Save: $51.31 (38%)
  • OEM GMC Sierra Front Cover Diagram - 12671403
    View Related Parts

    OEM (Genuine) GMC Sierra Front Cover

    PartNumber: 12671403
    OEM GMC Sierra Front Cover - 12671403
    Product Specifications
    • Other Names: Front Cover, Timing Cover
    • Item Dimensions: 18.4 x 18.6 x 5.6 inches
    • Item Weight: 6.30 Pounds
    • Fitment Type: Direct Replacement
    • Replaces: 12671402
    • Part Description: GMC Sierra Front Cover
    More Info
    $81.02 MSRP: $128.64
    You Save: $47.62 (38%)
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