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GM GENUINE 84428304

Verified fitment Differential Pinion Seal · Fits 135 Configurations

GM GENUINE part number 84428304 is a differential pinion seal in the Drivetrain system. This catalog matches it to 135 year-and-engine configurations from 2019 to 2026.

Verified fitment includes 2026 Cadillac Escalade 6.2L V8 ; 2026 Chevrolet Colorado 2.7L L4 Turbocharged ; 2026 Chevrolet Silverado 1500 2.7L L4 Turbocharged ; 2026 Chevrolet Silverado 1500 3.0L L6 DIESEL Turbocharged ; 2026 Chevrolet Silverado 1500 5.3L V8 , plus 130 other configurations. See every vehicle this part fits.

Manufacturer specifications
Fits:
Front4WD or AWDEscalade Base ModelSINGLE USE3.73 Rear Axle Ratio (GT4)
or:
Front4WD or AWDEscalade Base Model or Escalade ESVSingle Use3.23 Rear Axle Ratio (GU5)
or:
Front4WD or AWDEscalade Base Model or Escalade ESVSingle Use3.42 Rear Axle Ratio (GU6),Front AxleSupplier A (SU4)
Application data published for:
🇺🇸 US 🇨🇦 CA
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Frequently Asked Questions

What is GM GENUINE 84428304?

GM GENUINE part number 84428304 is a differential pinion seal with published application data for 135 vehicle configurations from 2019 to 2026. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.

Which vehicles does GM GENUINE 84428304 fit?

This catalog matches 84428304 to 135 year-and-engine configurations from 2019 to 2026. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.

Is GM GENUINE 84428304 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. GM GENUINE 84428304 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.

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