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GMC P2500 Automatic Transmission Extension Housing Seal Replacement

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  1. ✓ In Stock 1979-1986 GMC P2500 Automatic Transmission Extension Housing Seal (National Bearing)

    1979-1986 GMC P2500 Automatic Transmission Extension Housing Seal (National Bearing)

    Partslink #: 9613S
    $6.69 View part →
  2. ✓ In Stock 1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (Timken)

    1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (Timken)

    Partslink #: 9613S
    $7.12 View part →
  3. ✓ In Stock 1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (ATP)

    1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (ATP)

    Partslink #: SO-22

    Position: Housing To Case O-Ring, Square-Cut - Rear Bearing Retainer To Case O-Ring

    $8.86 View part →
  4. ✓ In Stock 1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    Partslink #: 760009

    Position: Housing To Case O-Ring, Square-Cut - Rear Bearing Retainer To Case O-Ring

    $8.88 View part →
  5. ✓ In Stock 1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (ATP)

    1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (ATP)

    Partslink #: JO-57

    w/o Boot Width: 0.5625" Outer Diameter: 2.9375" Inner Diameter: 2.0625"

    $10.47 View part →
  6. ✓ In Stock 1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    Partslink #: 759023

    w/o Boot Width: 0.5625" Outer Diameter: 2.9375" Inner Diameter: 2.0625"

    $10.69 View part →
  7. ✓ In Stock 1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (National Bearing)

    1979-1989 GMC P2500 Automatic Transmission Extension Housing Seal (National Bearing)

    Partslink #: 9449
    $11.16 View part →
  8. ✓ In Stock 1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (ATP)

    1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (ATP)

    Partslink #: HO-9

    W/O Boot; W/Flange; W/O Extension Width: 0.5" Outer Diameter: 2.6875" Inner Diameter: 1.75" Position: Output

    $11.72 View part →
  9. ✓ In Stock 1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1979-1980 GMC P2500 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    Partslink #: 759016

    W/O Boot; W/Flange; W/O Extension Width: 0.5" Outer Diameter: 2.6875" Inner Diameter: 1.75" Position: Output

    $11.74 View part →
  10. ✓ In Stock 1979 GMC P2500 Automatic Transmission Extension Housing Seal (Timken)

    1979 GMC P2500 Automatic Transmission Extension Housing Seal (Timken)

    Partslink #: 9449

    1.89 in. Shaft

    $12.47 View part →

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Automatic Transmission Extension Housing Seal Compatibility for GMC P2500

Browse our selection of quality automatic transmission extension housing seal parts designed specifically for your GMC P2500. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

Base · Value Van

Body Types

Delivery Van · Stripped Chassis

Engine Options

L6 4.8L · V8 5.7L · V8 6.2L

Transmissions

Automatic · Manual

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