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GM GENUINE 12471550

Verified fitment Differential Carrier Shim · Fits 57 Configurations

GM GENUINE part number 12471550 is a differential carrier shim in the Drivetrain system. This catalog matches it to 57 year-and-engine configurations from 2019 to 2026.

Verified fitment includes 2026 Chevrolet Silverado 2500 6.6L V8 ; 2026 Chevrolet Silverado 2500 6.6L V8 DIESEL Turbocharged ; 2026 Chevrolet Silverado 3500 6.6L V8 ; 2026 Chevrolet Silverado 3500 6.6L V8 DIESEL Turbocharged ; 2026 GMC Sierra 2500 6.6L V8 , plus 52 other configurations. See every vehicle this part fits.

Manufacturer specifications
Fits:
3.42 Rear Axle Ratio (GU6), Positraction Limited-Slip Rear Axle (G80)0.63mm Thick Outside Diameter 110.25
or:
3.73 Rear Axle Ratio (GT4), Positraction Limited-Slip Rear Axle (G80)0.63mm Thick Outside Diameter 110.25
Application data published for:
🇺🇸 US 🇨🇦 CA
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Frequently Asked Questions

What is GM GENUINE 12471550?

GM GENUINE part number 12471550 is a differential carrier shim with published application data for 57 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 12471550 fit?

This catalog matches 12471550 to 57 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 12471550 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. GM GENUINE 12471550 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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