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Chevrolet C30 Automatic Transmission Extension Housing Seal Replacement

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  1. ✓ In Stock 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (National Bearing)

    1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (National Bearing)

    Partslink #: 9613S
    $6.69 View part →
  2. ✓ In Stock 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (Timken)

    1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (Timken)

    Partslink #: 9613S
    $7.12 View part →
  3. ✓ In Stock 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (ATP)

    1975-1986 Chevrolet C30 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 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1975-1986 Chevrolet C30 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 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (ATP)

    1975-1986 Chevrolet C30 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 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1975-1986 Chevrolet C30 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 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (National Bearing)

    1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (National Bearing)

    Partslink #: 9449
    $11.16 View part →
  8. ✓ In Stock 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (ATP)

    1975-1986 Chevrolet C30 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 1975-1986 Chevrolet C30 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1975-1986 Chevrolet C30 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 1975-1979 Chevrolet C30 Automatic Transmission Extension Housing Seal (Timken)

    1975-1979 Chevrolet C30 Automatic Transmission Extension Housing Seal (Timken)

    Partslink #: 9449

    1.89 in. Shaft

    $12.47 View part →
  11. ✓ In Stock 1975-1977 Chevrolet C30 Automatic Transmission Extension Housing Seal (ATP)

    1975-1977 Chevrolet C30 Automatic Transmission Extension Housing Seal (ATP)

    Partslink #: HO-8

    w/ Long Extension; More Than 133" WB; W/O Boot Outer Diameter: 2.5"

    $16.38 View part →
  12. ✓ In Stock 1975-1977 Chevrolet C30 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    1975-1977 Chevrolet C30 Automatic Transmission Extension Housing Seal (Pioneer Cable)

    Partslink #: 759020

    w/ Long Extension; More Than 133" WB; W/O Boot Outer Diameter: 2.5"

    $16.49 View part →
  13. ✓ In Stock 1975-1977 Chevrolet C30 Automatic Transmission Extension Housing Seal (Timken)

    1975-1977 Chevrolet C30 Automatic Transmission Extension Housing Seal (Timken)

    Partslink #: 7038SA

    1.69 in. Shaft

    $18.47 View part →

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Automatic Transmission Extension Housing Seal Compatibility for Chevrolet C30

Browse our selection of quality automatic transmission extension housing seal parts designed specifically for your Chevrolet C30. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.

Available Trims

Base · Cheyenne · Custom · Custom Deluxe · Deluxe · Scottsdale · Silverado

Body Types

Cab & Chassis · Crew Cab Pickup · Standard Cab Pickup

Engine Options

L6 4.1L · L6 4.8L · V8 5.0L · V8 5.7L · V8 6.2L · V8 6.6L · V8 7.4L

Transmissions

Automatic · Manual

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