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Replacement and OEM Parts for GMC Sierra 3500 Automatic Transmission Transfer Shaft Seals
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GMC Sierra 3500 Automatic Transmission Transfer Shaft Seals

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  • OEM GMC Sierra 3500 Extension Seal Diagram - 12547638
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    OEM (Genuine) GMC Sierra 3500 Extension Seal

    PartNumber: 12547638
    OEM GMC Sierra 3500 Extension Seal - 12547638
    Product Specifications
    • Other Names: Extension Seal, Output Shaft Seal
    • Item Dimensions: 3.8 x 4.0 x 1.6 inches
    • Item Weight: 0.60 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: GMC Sierra 3500 Extension Seal
    More Info
    $75.79 MSRP: $125.45
    You Save: $49.66 (40%)

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