The 2020 Chevrolet Bolt has 9 drivetrain parts with verified fitment on this page — 5 part types and 4 brands, covering the ELECTRIC engine. Each part includes a manufacturer part number and application notes.
On the 2020 Chevrolet Bolt, 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 CV Axle (4 parts), CV Joint (2 parts) and Axle / Differential Assembly (1 part). The other 2 part types cover the remaining 2 parts.
Every part on this page is matched to the ELECTRIC — the only engine offered in the 2020 Chevrolet Bolt.
The most listed brands for 2020 Chevrolet Bolt drivetrain parts are GM GENUINE (6 parts), GSP (1 part) and TOP NOTCH (1 part), plus 1 more brand.
Each part number listed for the 2020 Chevrolet Bolt opens a page with every vehicle that part fits.
Axle / Differential Assembly
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 25204802 | 🇺🇸 US 🇨🇦 CA | Front | View on Amazon |
This table covers the Axle / Differential assemblies.
One part is listed for the 2020 Chevrolet Bolt — GM GENUINE 25204802.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 42759672 | 🇺🇸 US 🇨🇦 CA | Frontwith RPO Code Adbg | View on Amazon |
| GSP | NCV10260 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| TOP NOTCH | TN20381 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front | View on Amazon |
| TRAKMOTIVE | GM86002 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | 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.
4 CV Axle parts for the 2020 Chevrolet Bolt come from 4 brands — GM GENUINE, GSP, TOP NOTCH and 1 other brand.
This group includes GM GENUINE 42759672, GSP NCV10260 and TOP NOTCH TN20381 and the remaining parts above.
CV Joint
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 42438076 | 🇺🇸 US 🇨🇦 CA | Front OuterOUTBOARD | View on Amazon |
| GM GENUINE | 42438078 | 🇺🇸 US 🇨🇦 CA | Front InnerINBOARD | View on Amazon |
This table covers the constant-velocity joints at each end of a drive axle.
2 CV Joint parts for the 2020 Chevrolet Bolt come from GM GENUINE.
Listed part numbers: GM GENUINE 42438076 and GM GENUINE 42438078.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 42438079 | 🇺🇸 US 🇨🇦 CA | Front Inner | View on Amazon |
This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
This group shows a single part: GM GENUINE 42438079.
CV Joint Lock Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 42438075 | 🇺🇸 US 🇨🇦 CA | Front InnerINBOARD JOINT SNAP RING | View on Amazon |
This table covers the CV Joint Lock rings.
One part is listed for the 2020 Chevrolet Bolt — GM GENUINE 42438075.
Buying Drivetrain Parts for a 2020 Chevrolet Bolt
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: CV Axle and CV Joint .
Frequently Asked Questions
How many drivetrain parts fit the 2020 Chevrolet Bolt?
Our catalog currently lists 9 drivetrain parts for the 2020 Chevrolet Bolt across 5 subcategories and 4 brands, covering the ELECTRIC engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2020 Chevrolet Bolt?
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 2020 Chevrolet Bolt 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 2020 Chevrolet Bolt?
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 2020 Chevrolet Bolt
Drivetrain Parts for Other Chevrolet Bolt 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.