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Replacement and OEM Parts for 1991 GMC R3500 Differential Seal

1991 GMC R3500 Differential Seal

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1991 GMC R3500
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  • SKF Front Differential Pinion Seal for 1991 GMC R3500 - 18891

    SKF® Front Differential Pinion Seal for 1991 GMC R3500

    PartNumber: 18891
    Product Specifications
    • Notes: w/10.50" Dana Axle
    • Bore: 3.16"
    • Boretite: No
    • OE Part Number: 145818891, 18891, 2961188, 4112001, 4137283, 6B3904, 6V3904, 6V5380, 930018891, 965818891, 975918891, AAU3381, AEU1685A, CHR 18891, D0TZ4676A, E0TZ4676A, E5TZ4676C, RTC1010
    • Outer Diameter: 3.165"
    • Shaft: 1.8750"
    • UPC: 085311020695
    • Width: 0.77"
    • Part Description: 1991 GMC R3500 Front Differential Pinion Seal
    More Info
    Vehicle Fitment
    • 1991 GMC R3500 | All Trims | All Engines
    $12.63
  • SKF Rear Differential Pinion Seal for 1991 GMC R3500 - 21955

    SKF® Rear Differential Pinion Seal for 1991 GMC R3500

    PartNumber: 21955
    Product Specifications
    • Notes: 10.50" Ring Gear & 1st Design Exc. Dana Axle:
    • Outer Diameter: 3.523"
    • UPC: 085311024488
    • Part Description: 1991 GMC R3500 Rear Differential Pinion Seal
    More Info
    Vehicle Fitment
    • 1991 GMC R3500 | All Trims | All Engines
    $13.96
  • OEM 1991 GMC R3500 Seal, Differential Drive Pinion Gear Diagram - 14012694
    View Related Parts

    OEM (Genuine) 1991 GMC R3500 Seal, Differential Drive Pinion Gear

    PartNumber: 14012694
    OEM 1991 GMC R3500 Seal, Differential Drive Pinion Gear - 14012694
    Product Specifications
    • Notes: All
    • Other Names: Pinion Seal
    • Item Dimensions: 4.1 x 4.1 x 0.8 inches
    • Item Weight: 0.50 Pounds
    • Fitment Type: Direct Replacement
    • Part Description: 1991 GMC R3500 Seal, Differential Drive Pinion Gear
    More Info
    Vehicle Fitment
    • 1991 GMC R3500 | Base, High Sierra, Sierra Classic, SLE | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS
  • OEM 1991 GMC R3500 Differential Seal Diagram - 1243465
    View Related Parts

    OEM (Genuine) 1991 GMC R3500 Differential Seal

    PartNumber: 1243465
    OEM 1991 GMC R3500 Differential Seal - 1243465
    Product Specifications
    • Notes: All
    • Part Description: 1991 GMC R3500 Differential Seal
    Vehicle Fitment
    • 1991 GMC R3500 | Base, High Sierra, Sierra Classic, SLE | 6 Cyl 4.8 L GAS, 8 Cyl 5.7 L GAS, 8 Cyl 6.2 L DIESEL, 8 Cyl 7.4 L GAS