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GMC 10191767 Main Seal

1986-1993 GMC

Customer Questions & Expert Answers (3)
10191767 GM Main Seal Illustration 1 of 1
  • Part Description
    Seal, Engine Rear Main Bearing
  • Position
    Rear
  • Manufacturer
    General Motors
Make sure this part fits
$13.05
1
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  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GMC
    Manufacturer Part Number10191767
    Part DescriptionMain Seal; Seal, Engine Rear Main Bearing
    Item Dimensions6.6 x 4.8 x 0.2 inches
    Item Weight1.30 Pounds
    PositionRear
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU10191767
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1992-1993 GMC Jimmy2 DOOR, 4 DOOR
    1986-1990 GMC S156 Cyl 2.8L2 DOOR, PICKUP
    1991-1993 GMC Sonoma6 Cyl 2.8LPICKUP
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 10191767 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What should you do if the Crankshaft Seal bore has nicks and scratches for the 1987 Chevrolet Beretta? Posted by Verified Customer
    A:
    If the seal bore has nicks and scratches, carefully smooth it with a fine file if necessary, but be careful not to nick the crankshaft in the process. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Fernando / Jul 04, 2025
    Q:
    How should the old Crankshaft Seal be removed for the 1993 Chevrolet Beretta? Posted by Verified Customer
    A:
    Pry the old oil seal out with a seal removal tool or a screwdriver. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Jeremy / Feb 27, 2025

Genuine GM Part 10191767, the Right Choice

To ensure reliability, purchase GM part # 10191767 Main Seal. It is sometimes referred to as GMC Crankshaft Seal. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific GMC Jimmy, S15, Sonoma models.

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