The 2021 International MV has 8 electrical parts with verified fitment on this page — 1 part type and 5 brands, covering both the 6.7L L6 DIESEL Turbocharged and the 8.9L L6 DIESEL Turbocharged. Each part includes a manufacturer part number and application notes.
The electrical system on the 2021 International MV covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. Every listed part is a Battery.
The 2021 International MV was sold with both the 6.7L L6 DIESEL Turbocharged and the 8.9L L6 DIESEL Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
5 brands supply electrical parts for the 2021 International MV, led by ACDELCO (2 parts), EXIDE (2 parts) and MOTORCRAFT (2 parts), plus 2 more brands. Quality grades include AGM and Performance AGM.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 International MV. 2 parts have it, including ACDELCO 31XAGMT (Battery) and FVP P31TAGM (Battery). Each part number opens a page with every vehicle that part fits.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: 6.7L L6 DIESEL Turbocharged | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| FVP Popular Fits: 6.7L L6 DIESEL Turbocharged | P31TAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 31T | View on Amazon |
| EXIDE Fits: 6.7L L6 DIESEL Turbocharged | RF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| EXIDE Fits: 6.7L L6 DIESEL Turbocharged | XRF31D | 🇺🇸 US 🇨🇦 CA | RoadforceBCI Group 31 | View on Amazon |
| MOTORCRAFT Fits: 6.7L L6 DIESEL Turbocharged | BHAGM31 | 🇺🇸 US 🇨🇦 CA | Fleettough/ExtraBCI Group: 31 | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER Fits: 6.7L L6 DIESEL Turbocharged | FT110031ST | 🇺🇸 US 🇨🇦 CA | BCI Group 31T(Length X Width X Height) 12.99 In x 6.81 In x 9.13 In | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 8.9L L6 DIESEL Turbocharged | 31XAGMT | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 31 | View on Amazon |
| MOTORCRAFT Fits: 8.9L L6 DIESEL Turbocharged | BHAGM31 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fleettough/ExtraBCI Group: 31 | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
8 Battery parts are listed for the 2021 International MV, from ACDELCO, EXIDE, MOTORCRAFT and 2 other brands. ACDELCO 31XAGMT carries the "Popular" badge.
The AGM (Extended Life) section lists 5 options from EXIDE, ACDELCO, FVP and 1 other brand — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. ACDELCO 31XAGMT is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 1 option from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT110031ST is listed in this group.
2 ungrouped parts are not assigned to a grade, with the same engine-level match.
This group includes ACDELCO 31XAGMT, FVP P31TAGM and EXIDE RF31D and the remaining parts above.
Buying Electrical Parts for a 2021 International MV
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Match the engine first. Every electrical part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Battery .
Frequently Asked Questions
How many electrical parts fit the 2021 International MV?
Our catalog currently lists 8 electrical parts for the 2021 International MV across 1 subcategory and 5 brands, covering both the 6.7L L6 DIESEL Turbocharged and the 8.9L L6 DIESEL Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2021 International MV engines?
Yes. Every electrical part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of electrical problems on a 2021 International MV?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. 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, clean or renew the battery terminals and grounds with any charging-system repair.
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 2021 International MV 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 2021 International MV?
First match the engine — each row shows which engine(s) the part fits. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 International MV
Electrical Parts for Other International MV 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.