GM GENUINE 12736638

Verified fitment Piston · Fits 3 Configurations

GM GENUINE part number 12736638 is a piston in the Engine system. This catalog matches it to 3 year-and-engine configurations from 2025 to 2026.

Verified fitment includes 2026 Chevrolet Corvette 5.5L V8 ELECTRIC/GAS Turbocharged ; 2026 Chevrolet Corvette 5.5L V8 Turbocharged ; 2025 Chevrolet Corvette 5.5L V8 Turbocharged . See every vehicle this part fits.

Manufacturer specifications

Fits:

Left8 Speed Automatic Dual Clutch TransmissionExcept Customer Engine Build Program (PBC)

or:

Left8 Speed Automatic Dual Clutch TransmissionSport Electrified Propulsion-Electric Front Axle(HP1)Except Customer Engine Build Program (PBC)

or:

Left8 Speed Automatic Dual Clutch TransmissionSport Electrified Propulsion-Electric Front Axle (HP1), Customer Engine Build Program (PBC)

Application data published for:

🇺🇸 US 🇨🇦 CA

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Frequently Asked Questions

What is GM GENUINE 12736638?

GM GENUINE part number 12736638 is a piston with published application data for 3 vehicle configurations from 2025 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 12736638 fit?

This catalog matches 12736638 to 3 year-and-engine configurations from 2025 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 12736638 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. GM GENUINE 12736638 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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