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GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal Replacement

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  1. ✓ In Stock 2010-2022 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (ACDelco)

    2010-2022 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (ACDelco)

    Partslink #: W0133-2075193

    Extension Housing to Transmission

    $16.94 View part →
  2. ✓ In Stock 2007-2014 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal - Transmission Extension Housing To Transmission (National Bearing)

    2007-2014 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal - Transmission Extension Housing To Transmission (National Bearing)

    Partslink #: 710533
    $21.96 View part →
  3. ✓ In Stock 2010 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Autopart International)

    2010 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Autopart International)

    Partslink #: W0133-3481005
    $22.96 View part →
  4. ✓ In Stock 2007-2009 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Pioneer Cable)

    2007-2009 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Pioneer Cable)

    Partslink #: 759019
    $25.03 View part →
  5. ✓ In Stock 2007-2019 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (National Bearing)

    2007-2019 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (National Bearing)

    Partslink #: 415988
    $32.39 View part →
  6. ✓ In Stock 2010-2022 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Autopart International)

    2010-2022 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Autopart International)

    Partslink #: W0133-3355668

    Extension Housing to Transmission

    $37.37 View part →
  7. ✓ In Stock 2007-2019 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal - Transmission Extension Housing To Drive Shaft (National Bearing)

    2007-2019 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal - Transmission Extension Housing To Drive Shaft (National Bearing)

    Partslink #: 710636
    $40.88 View part →
  8. ✓ In Stock 2007-2012 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Pioneer Cable)

    2007-2012 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (Pioneer Cable)

    Partslink #: 759198
    $47.29 View part →
  9. ✓ In Stock 2010 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (ACDelco)

    2010 GMC Sierra 3500 HD Automatic Transmission Extension Housing Seal (ACDelco)

    Partslink #: W0133-1871835
    $92.88 View part →

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Automatic Transmission Extension Housing Seal Compatibility for GMC Sierra 3500 HD

Browse our selection of quality automatic transmission extension housing seal parts designed specifically for your GMC Sierra 3500 HD. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

AT4 · Base · Denali · Pro · SLE · SLT · WT

Body Types

Cab & Chassis · Crew Cab Pickup · Extended Cab Pickup · Standard Cab Pickup

Engine Options

V8 6.0L · V8 6.6L

Transmissions

Automatic

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