The 2021 Ford GT has 18 electrical parts with verified fitment on this page — 3 part types and 3 brands, covering the 3.5L V6 Turbocharged engine. Each part includes a manufacturer part number and application notes.
The electrical system on the 2021 Ford GT covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. All 18 listed parts are Fuse (16 parts), Alternator / Generator (1 part) and OBD-II Data Link Module (1 part).
Every part on this page is matched to the 3.5L V6 Turbocharged — the only engine offered in the 2021 Ford GT.
The most listed brands for 2021 Ford GT electrical parts are BUSSMANN (16 parts), MOTORCRAFT (1 part) and DORMAN (1 part). Quality grades include 10 Amp, 20 Amp and 30 Amp.
4 parts on this 2021 Ford GT page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including BUSSMANN ATM10LP (Fuse) and BUSSMANN ATM20LP (Fuse). Click any part number to see every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORCRAFT | GL9827 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 230 Amps | View on Amazon |
This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator.
One part is listed for the 2021 Ford GT — MOTORCRAFT GL9827.
Fuse
10 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | ATM10LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
| BUSSMANN | ATL10 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | ATL SeriesBlade Fuse | View on Amazon |
15 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM15LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
2 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM2 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | ATM Series2 Amp | View on Amazon |
20 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | ATM20LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
| BUSSMANN | FMX20LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 20 AmpsFMX Series | View on Amazon |
25 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | FMX25LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 25 AmpsFMX Series | View on Amazon |
30 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | FMX30LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 30 AmpsFMX Series | View on Amazon |
| BUSSMANN | ATM30LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
4 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM4 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blade Fuse4 Amps | View on Amazon |
40 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN Popular | FMX40LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 40 AmpFMX Series | View on Amazon |
5 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATM5LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Blade FuseLow Profile | View on Amazon |
| BUSSMANN | ATL5 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | ATL SeriesBlade Fuse | View on Amazon |
50 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | FMX50LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 50 AmpsFMX Series | View on Amazon |
60 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | FMX60LP | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 60 AmpsFMX Series | View on Amazon |
7.5 Amp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BUSSMANN | ATL712 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | ATL SeriesBlade Fuse | View on Amazon |
This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse.
16 Fuse parts for the 2021 Ford GT come from BUSSMANN. The "Popular" part is BUSSMANN ATM10LP.
In the 10 Amp grade, BUSSMANN supplies 2 parts: grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM10LP.
The 15 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM15LP is listed in this group.
The 2 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "2 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM2 is listed in this group.
The 20 Amp section lists 2 options from BUSSMANN — grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM20LP is listed in this group.
In the 25 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX25LP.
In the 30 Amp grade, BUSSMANN supplies 2 parts: grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX30LP.
The 4 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "4 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATM4 is listed in this group.
The 40 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX40LP is listed in this group.
In the 5 Amp grade, BUSSMANN supplies 2 parts: grouped under the catalog's "5 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN ATM5LP.
In the 50 Amp grade, BUSSMANN supplies 1 part: grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. A representative part number is BUSSMANN FMX50LP.
The 60 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "60 Amp" designation — the notes column spells out what sets them apart. BUSSMANN FMX60LP is listed in this group.
The 7.5 Amp section lists 1 option from BUSSMANN — grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. BUSSMANN ATL712 is listed in this group.
OBD-II Data Link Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 601620 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the OBD-II Data Link modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years.
One part is listed for the 2021 Ford GT — DORMAN 601620.
Buying Electrical Parts for a 2021 Ford GT
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.
- Confirm you have the 3.5L V6 Turbocharged 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, 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: Fuse and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2021 Ford GT?
Our catalog currently lists 18 electrical parts for the 2021 Ford GT across 3 subcategories and 3 brands, covering the 3.5L V6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2021 Ford GT?
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 Ford GT 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 Ford GT?
Every part on this page is matched to the 3.5L V6 Turbocharged engine. 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 Ford GT
Electrical Parts for Other Ford GT 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.