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Automatic Transmission Extension Housing Seal for GMC Jimmy 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1974 P-55388

Automatic Transmission Extension Housing Seal for GMC Jimmy 1991 1990 1989 1988 1987 1986 1985 1984 1983 1982 1981 1980 1979 1978 1977 1974 P-55388

$15.87 - $15.87
$15.87
$15.87 - $15.87
$15.87
Availability:
5+ in stock, ready to be shipped

Condition: New

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Most orders ship out same business day if ordered before 1pm CST. Return within 30 days for a refund.

Automatic Transmission Extension Housing Seal

Vehicle Compatibility Chart

✅ Compatible with 106 vehicles
Year Make Model Liters Cylinders Notes
1991 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal, w/o Boot, Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", fits vehicles under 15,000lbs GVW.
1991 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal; Width: 0.5625"; Outer Diameter: 2.9375"; Inner Diameter: 2.0625"; without Boot; for vehicles under 15,000lbs. GVW
1991 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal, w/o Boot, Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", fits vehicles under 15,000lbs GVW.
1991 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal; Width: 0.5625"; Outer Diameter: 2.9375"; Inner Diameter: 2.0625"; without Boot; for vehicles under 15,000lbs. GVW
1990 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1990 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1990 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1990 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1989 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1989 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1986 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1986 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1986 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1986 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1986 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1986 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1985 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1985 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1985 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1985 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1985 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1985 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1984 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1984 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1984 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1984 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1984 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1984 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1983 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1983 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1983 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1983 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1983 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1983 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1982 GMC Jimmy 4.1L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1982 GMC Jimmy 4.1L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1982 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1982 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1982 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1982 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1982 GMC Jimmy 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1982 GMC Jimmy 6.2L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1981 GMC Jimmy Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1981 GMC Jimmy Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1980 GMC Jimmy Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1980 GMC Jimmy Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1979 GMC Jimmy Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1979 GMC Jimmy Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1978 GMC Jimmy Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1978 GMC Jimmy Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1977 GMC Jimmy 4.1L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1977 GMC Jimmy 4.1L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1977 GMC Jimmy 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1977 GMC Jimmy 5.0L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1977 GMC Jimmy 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1977 GMC Jimmy 5.7L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1977 GMC Jimmy 6.6L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1977 GMC Jimmy 6.6L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1974 GMC Jimmy 4.1L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1974 GMC Jimmy 4.1L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1974 GMC Jimmy 4.8L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1974 GMC Jimmy 4.8L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1974 GMC Jimmy 5.7L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1974 GMC Jimmy 5.7L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1974 GMC Jimmy 7.4L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1974 GMC Jimmy 7.4L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1973 GMC Jimmy 4.1L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1973 GMC Jimmy 4.1L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1973 GMC Jimmy 4.8L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1973 GMC Jimmy 4.8L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1973 GMC Jimmy 5.0L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1973 GMC Jimmy 5.0L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1973 GMC Jimmy 5.7L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1973 GMC Jimmy 5.7L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1973 GMC Jimmy 7.4L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1973 GMC Jimmy 7.4L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1972 GMC Jimmy 4.1L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1972 GMC Jimmy 4.1L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1972 GMC Jimmy 4.8L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1972 GMC Jimmy 4.8L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1972 GMC Jimmy 5.0L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1972 GMC Jimmy 5.0L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1972 GMC Jimmy 5.7L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1972 GMC Jimmy 5.7L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1971 GMC Jimmy Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1971 GMC Jimmy Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1970 GMC Jimmy 4.1L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1970 GMC Jimmy 4.1L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1970 GMC Jimmy 4.8L L6 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1970 GMC Jimmy 4.8L L6 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1970 GMC Jimmy 5.0L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1970 GMC Jimmy 5.0L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.
1970 GMC Jimmy 5.7L V8 Fits Automatic Transmission Extension Housing Seal without Boot, with dimensions: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625", compatible with 3L80, THM425, THM475/M40.
1970 GMC Jimmy 5.7L V8 Fits vehicles without boot, with a width of 0.5625", outer diameter of 2.9375", inner diameter of 2.0625"; compatible with 3L80, THM425, and THM475/M40 transmissions.

Part Attributes

  • ATP

Part Interchanges

14118, 18992, 33006, 46433, 759023, 759149, 8625893, 8626009, 8655031, 9449, ML26, SL81