This page lists 11 drivetrain parts for the 2025 GMC Sierra Ev, across 4 part types, covering the ELECTRIC engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2025 GMC Sierra Ev, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. Most of the listed parts are Gear Oil (4 parts), Differential Pinion Bearing Bolt (3 parts) and CV Axle (2 parts). The other 1 part type covers the remaining 2 parts.
Every part on this page is matched to the ELECTRIC — the only engine offered in the 2025 GMC Sierra Ev.
The most listed brands for 2025 GMC Sierra Ev drivetrain parts are GM GENUINE (7 parts), VALVOLINE (3 parts) and ACDELCO (1 part).
Each part number listed for the 2025 GMC Sierra Ev opens a page with every vehicle that part fits.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 85761029 | 🇺🇸 US 🇨🇦 CA | Universal Joints Included: No | View on Amazon |
| GM GENUINE | 85761032 | 🇺🇸 US 🇨🇦 CA | ABS Tone Ring Included: No | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
2 CV Axle parts for the 2025 GMC Sierra Ev come from GM GENUINE.
Part numbers include GM GENUINE 85761029 and GM GENUINE 85761032.
Differential Bearing Retainer
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24041754 | 🇺🇸 US 🇨🇦 CA | Secondary Drive Unit(S80)Case Assembly Ring | View on Amazon |
| GM GENUINE | 24044800 | 🇺🇸 US 🇨🇦 CA | Ultium LI 1.0 Prop Energy Storage Pack(ETI), LI 24-MOD Prop Energy Storage Pack(ETN),Ultium LI 1.O Prop Energy Storage Pack(EWX),Secondary Drive Unit(S80)Differential Support Ring | View on Amazon |
This table covers the Differential Bearing retainers.
2 Differential Bearing Retainer parts for the 2025 GMC Sierra Ev come from GM GENUINE.
This group includes GM GENUINE 24041754 and GM GENUINE 24044800.
Differential Pinion Bearing Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 11548930 | 🇺🇸 US 🇨🇦 CA | Single UseM8 X 1.25 X 35 | View on Amazon |
| GM GENUINE | 11603770 | 🇺🇸 US 🇨🇦 CA | SINGLE USE | View on Amazon |
| GM GENUINE | 11604402 | 🇺🇸 US 🇨🇦 CA | M25X1.5X37 | View on Amazon |
This table covers the Differential Pinion Bearing bolts.
3 Differential Pinion Bearing Bolt parts for the 2025 GMC Sierra Ev come from GM GENUINE.
Listed part numbers: GM GENUINE 11548930, GM GENUINE 11603770 and GM GENUINE 11604402.
Gear Oil
Dexron
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 104107 | 🇺🇸 US | 1 QuartDexron ULV | View on Amazon |
Multi-Vehicle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 888460 | 🇺🇸 US 🇨🇦 CA | ULTRA Low Viscosity Automatic Transmission Fluid1 Quart | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 913031 | 🇺🇸 US 🇨🇦 CA | Restore & Protect Full Synthetic ATF 1 Quart | View on Amazon |
| VALVOLINE | 913033 | 🇺🇸 US 🇨🇦 CA | Restore & Protect Full Synthetic ATF1 Gallon | View on Amazon |
This table covers the gear oils specified for the axle or transfer case. Typical signs include a low-oil lamp, knocking, or oil that has gone thin before the next interval. Match the viscosity and spec in the notes, not just the weight on the bottle.
4 Gear Oil parts for the 2025 GMC Sierra Ev come from 2 brands — VALVOLINE and ACDELCO.
The Dexron section lists 1 option from ACDELCO — grouped under the catalog's "Dexron" designation — the notes column spells out what sets them apart. ACDELCO 104107 is listed in this group.
The Multi-Vehicle section lists 1 option from VALVOLINE — grouped under the catalog's "Multi-Vehicle" designation — the notes column spells out what sets them apart. VALVOLINE 888460 is listed in this group.
2 further parts sit outside the graded sections, with the same engine-level match.
Part numbers include ACDELCO 104107, VALVOLINE 888460 and VALVOLINE 913031, among others listed above.
Buying Drivetrain Parts for a 2025 GMC Sierra Ev
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Confirm you have the ELECTRIC engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Gear Oil and Differential Pinion Bearing Bolt .
Frequently Asked Questions
How many drivetrain parts fit the 2025 GMC Sierra Ev?
Our catalog currently lists 11 drivetrain parts for the 2025 GMC Sierra Ev across 4 subcategories and 3 brands, covering the ELECTRIC engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2025 GMC Sierra Ev?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2025 GMC Sierra Ev was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2025 GMC Sierra Ev?
Every part on this page is matched to the ELECTRIC engine. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2025 GMC Sierra Ev
Drivetrain Parts for Other GMC Sierra Ev Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.