28 Electrical parts are listed for the 2024 BMW 840I, in 7 part types, covering the 3.0L L6 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2024 BMW 840I, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. Most of the listed parts are Battery (11 parts), Alternator / Generator (8 parts) and Starter Motor (4 parts). The other 4 part types cover the remaining 5 parts.
Every part on this page is matched to the 3.0L L6 Turbocharged — the only engine offered in the 2024 BMW 840I.
The most listed brands for 2024 BMW 840I electrical parts are FVP (6 parts), PURE ENERGY (4 parts) and REMY (3 parts), plus 7 more brands. Quality grades include Remanufactured and New.
5 parts on this 2024 BMW 840I page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including PURE ENERGY 10396 (Alternator / Generator) and DEKA 9A47 (Battery). Click any part number to see every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular | 10396 | 🇺🇸 US | Remanufactured | View on Amazon |
| PURE ENERGY Popular | 10397 | 🇺🇸 US | Remanufactured | View on Amazon |
| FVP | 10396 | 🇺🇸 US | Remanufactured | View on Amazon |
| FVP | 10397 | 🇺🇸 US | Remanufactured | View on Amazon |
| FVP | 10398 | 🇺🇸 US | Remanufactured | View on Amazon |
| PURE ENERGY | 10398 | 🇺🇸 US | Remanufactured | View on Amazon |
| REMY | 11530 | 🇺🇸 US | Remanufactured | View on Amazon |
| REMY | 11531 | 🇺🇸 US | Remanufactured | 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.
8 Alternator / Generator parts are listed for the 2024 BMW 840I, from PURE ENERGY, FVP and REMY. PURE ENERGY 10396 carries the "Popular" badge.
Listed part numbers: PURE ENERGY 10396 and PURE ENERGY 10397, plus the other parts above.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular | 9A47 | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| DEKA Popular | 9A49 | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| DEKA Popular | 9A95R | 🇺🇸 US | IntimidatorAGM | View on Amazon |
| BOSCH | S6588B | 🇺🇸 US | AGMAGM | View on Amazon |
| EXIDE | MXH5L247 | 🇺🇸 US | Marathon MaxBCI Group 47 (H5) | View on Amazon |
| EXIDE | MXH8L549 | 🇺🇸 US | Marathon MaxBCI Group 49 (H8) | View on Amazon |
| EXIDE | MXH9L695R | 🇺🇸 US | Marathon MaxBCI Group 95R (H9) | View on Amazon |
| FVP | P47AGM | 🇺🇸 US | Platinum AGMBCI Group: 47 | View on Amazon |
| FVP | P49AGM | 🇺🇸 US | Platinum AGMBCI Group: 49 | View on Amazon |
| MOTORCRAFT | BAGM49H8 | 🇺🇸 US | Tested Tough AGMBCI Group: 49/H8 or BCI Group 49 | View on Amazon |
| MOTORCRAFT | BAGM95RH9 | 🇺🇸 US | Tested Tough AGMBCI Group 95R or BCI Group: 95R/H9 | 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.
11 Battery parts for the 2024 BMW 840I come from 5 brands — DEKA, EXIDE, FVP and 2 other brands. The "Popular" part is DEKA 9A47.
Lighting Control Module (LCM)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO | V20730306 | 🇺🇸 US | 840i Base Model or 840i xDrive Base Model | View on Amazon |
This table covers the modules that control the exterior lighting.
One part is listed for the 2024 BMW 840I — VEMO V20730306.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | F00E270801 | 🇺🇸 US | Fits Front Inner840i Gran Coupe or 840i xDrive Gran Coupe | View on Amazon |
| VARIOUS MFR | BM1075103 | 🇺🇸 US | Customer Paints to Match | View on Amazon |
This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
2 Parking Aid Sensor parts are listed for the 2024 BMW 840I, from BOSCH and VARIOUS MFR.
Listed part numbers: BOSCH F00E270801 and VARIOUS MFR BM1075103.
Parking Aid Sensor Bracket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VARIOUS MFR | BM1174111 | 🇺🇸 US | Fits Rear840i Gran Coupe | View on Amazon |
This table covers the brackets that mount the Parking Aid Sensor. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners.
One part is listed for the 2024 BMW 840I — VARIOUS MFR BM1174111.
Rain Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO | V20720202 | 🇺🇸 US | Fits 840i Base Model or 840i xDrive Base ModelClipped | View on Amazon |
This table covers the Rain sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
One part is listed for the 2024 BMW 840I — VEMO V20720202.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL | 31413N | 🇺🇸 US | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | 12883 | 🇺🇸 US | Remanufactured | View on Amazon |
| PURE ENERGY | 12883 | 🇺🇸 US | Remanufactured | View on Amazon |
| REMY | 16420 | 🇺🇸 US | Remanufactured | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
4 Starter Motor parts are listed for the 2024 BMW 840I, from WAI GLOBAL, FVP, PURE ENERGY and 1 other brand.
In the New grade, WAI GLOBAL supplies 1 part: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL 31413N.
In the Remanufactured grade, FVP, PURE ENERGY and REMY supply 3 parts: factory-rebuilt units with new wear components. A representative part number is FVP 12883.
This group includes WAI GLOBAL 31413N and FVP 12883 and the remaining parts above.
Buying Electrical Parts for a 2024 BMW 840I
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 3.0L L6 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: Battery and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2024 BMW 840I?
Our catalog currently lists 28 electrical parts for the 2024 BMW 840I across 7 subcategories and 10 brands, covering the 3.0L L6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2024 BMW 840I?
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 2024 BMW 840I 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 2024 BMW 840I?
Every part on this page is matched to the 3.0L L6 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 2024 BMW 840I
Electrical Parts for Other BMW 840I Years
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