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Automatic Transmission Extension Housing Seal for GMC R2500 1989 1988 1987 P-55416

Automatic Transmission Extension Housing Seal for GMC R2500 1989 1988 1987 P-55416

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

Condition: New

Delivery & Returns

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 78 vehicles
Year Make Model Submodel Liters Cylinders Notes
1989 GMC R2500 Base 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 Base 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 R2500 Base 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 Base 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 R2500 Base 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 Base 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1989 GMC R2500 High Sierra 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 High Sierra 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 R2500 High Sierra 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 High Sierra 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 R2500 High Sierra 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 High Sierra 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1989 GMC R2500 Sierra Classic 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1989 GMC R2500 Sierra Classic 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC R2500 Base 4.8L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Base 4.8L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC R2500 Base 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Base 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 R2500 Base 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Base 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 R2500 Base 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Base 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC R2500 High Sierra 4.8L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 High Sierra 4.8L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC R2500 High Sierra 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 High Sierra 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 R2500 High Sierra 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 High Sierra 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 R2500 High Sierra 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 High Sierra 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC R2500 Sierra Classic 4.8L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Sierra Classic 4.8L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1988 GMC R2500 Sierra Classic 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1988 GMC R2500 Sierra Classic 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 Base 4.3L V6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Base 4.3L V6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 Base 4.8L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Base 4.8L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 Base 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Base 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 R2500 Base 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Base 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 R2500 Base 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Base 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 R2500 Base 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Base 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 High Sierra 4.3L V6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 High Sierra 4.3L V6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 High Sierra 4.8L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 High Sierra 4.8L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 High Sierra 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 High Sierra 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 R2500 High Sierra 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 High Sierra 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 R2500 High Sierra 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 High Sierra 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 R2500 High Sierra 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 High Sierra 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 Sierra Classic 4.3L V6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Sierra Classic 4.3L V6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 Sierra Classic 4.8L L6 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Sierra Classic 4.8L L6 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"
1987 GMC R2500 Sierra Classic 5.0L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 5.7L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 6.2L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Sierra Classic 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 R2500 Sierra Classic 7.4L V8 Automatic Transmission Extension Housing Seal - no boot, 0.5625" width, 2.9375" outer diameter, 2.0625" inner diameter.
1987 GMC R2500 Sierra Classic 7.4L V8 Fitment: Automatic Transmission Extension Housing Seal without Boot; Measurements: Width 0.5625", Outer Diameter 2.9375", Inner Diameter 2.0625"

Part Attributes

  • ATP

Part Interchanges

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