The 2020 BMW 740I has 55 electrical parts with verified fitment on this page — 8 part types and 18 brands, covering the 3.0L L6 Turbocharged engine. Each part includes a manufacturer part number and application notes.
On the 2020 BMW 740I, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. 41 parts of the 55 listed are Battery (26 parts), Alternator / Generator (8 parts) and Horn (7 parts). The other 5 part types cover the remaining 14 parts.
The 2020 BMW 740I came with a single engine, the 3.0L L6 Turbocharged, and every part is verified against it.
18 brands supply electrical parts for the 2020 BMW 740I, led by FIAMM (7 parts), FVP (6 parts) and ACDELCO (5 parts), plus 15 more brands. Quality grades include AGM, Accessory Replacement and Remanufactured.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2020 BMW 740I. 10 parts have it, including PURE ENERGY 10396 (Alternator / Generator) and ACDELCO 47AGM (Battery). Each part number opens a page with every vehicle that part fits.
Alternator / Generator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular | 10396 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Popular | 10397 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP | 10396 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP | 10397 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP | 10398 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY | 10398 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| REMY | 11530 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| REMY | 11531 | 🇺🇸 US 🇲🇽 MX | 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 for the 2020 BMW 740I come from 3 brands — PURE ENERGY, FVP and REMY. The "Popular" part is PURE ENERGY 10396.
Part numbers include PURE ENERGY 10396 and PURE ENERGY 10397, among others listed above.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | 47AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 47 | View on Amazon |
| DEKA Popular | 9A47 | 🇺🇸 US 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| DEKA Popular | 9A49 | 🇺🇸 US 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| LUCAS Popular | LBAGM001A | 🇺🇸 US 🇲🇽 MX | BCI Group: 47AGM | View on Amazon |
| LUCAS Popular | LBAGM005A | 🇺🇸 US 🇲🇽 MX | BCI Group: 94RAGM | View on Amazon |
| LUCAS Popular | LBAGM007A | 🇺🇸 US 🇲🇽 MX | BCI Group: 95RAGM | View on Amazon |
| ACDELCO | 47SAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 47 | View on Amazon |
| ACDELCO | 49AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 49 | View on Amazon |
| ACDELCO | 49AGMHR | 🇺🇸 US 🇨🇦 CA | High ReserveAGM | View on Amazon |
| ACDELCO | 95RAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 95R | View on Amazon |
| BOSCH | S6590B | 🇺🇸 US 🇲🇽 MX | AGMAuxiliary AGM | View on Amazon |
| BOSCH | S6588B | 🇺🇸 US 🇲🇽 MX | AGMAGM | View on Amazon |
| DEKA | 9A95R | 🇺🇸 US 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| EXIDE | M14AUX | 🇺🇸 US 🇲🇽 MX | Marathon (Auxiliary) Group:400 CCA:170 AH:14 RC:20 AGM(LxWxH) 5.88" x 3.44" x 5.75" | View on Amazon |
| EXIDE | MXH5L247 | 🇺🇸 US 🇲🇽 MX | Marathon MaxBCI Group 47 (H5) | View on Amazon |
| EXIDE | MXH8L549 | 🇺🇸 US 🇲🇽 MX | Marathon MaxBCI Group 49 (H8) | View on Amazon |
| EXIDE | MXH9L695R | 🇺🇸 US 🇲🇽 MX | Marathon MaxBCI Group 95R (H9) | View on Amazon |
| FVP | P47AGM | 🇺🇸 US 🇲🇽 MX | Platinum AGMBCI Group: 47 | View on Amazon |
| FVP | P49AGM | 🇺🇸 US 🇲🇽 MX | Platinum AGMBCI Group: 49 | View on Amazon |
| MOTORCRAFT | BAGM49H8 | 🇺🇸 US 🇲🇽 MX | Tested Tough AGMBCI Group: 49/H8 or BCI Group 49 | View on Amazon |
| MOTORCRAFT | BAGM95RH9 | 🇺🇸 US 🇲🇽 MX | Tested Tough AGMBCI Group 95R or BCI Group: 95R/H9 | View on Amazon |
| P1MAX | PMAGMH547 | 🇺🇸 US 🇲🇽 MX | BCI Group 47 AGM680 CCA | View on Amazon |
| P1MAX | PMAGMH849 | 🇺🇸 US 🇲🇽 MX | BCI Group 49 AGM850 CCA | View on Amazon |
| P1MAX | PMAGMH995R | 🇺🇸 US 🇲🇽 MX | BCI Group 95R AGM950 CCA | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER | FT61047 | 🇺🇸 US 🇲🇽 MX | BCI Group 47(Length X Width X Height) 9.49 In x 6.89 In x 7.48 In | View on Amazon |
| FULLRIVER | FT89049 | 🇺🇸 US 🇲🇽 MX | BCI Group 49(Length X Width X Height) 13.9 In x 6.89 In x 7.48 In | 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.
26 Battery parts are listed for the 2020 BMW 740I, from ACDELCO, EXIDE, DEKA and 6 other brands. ACDELCO 47AGM carries the "Popular" badge. They are grouped as AGM (Extended Life) and Performance AGM (Extended Life + Increased Power), with AGM (Extended Life) the largest group at 24 parts from ACDELCO, EXIDE, DEKA and 5 other brands.
Daytime Running Light Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ÜRO PARTS | 63119498407 | 🇺🇸 US | Left | View on Amazon |
| ÜRO PARTS | 63119498408 | 🇺🇸 US 🇲🇽 MX | Right | View on Amazon |
This table covers the Daytime Running Light 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.
2 Daytime Running Light Module parts for the 2020 BMW 740I come from ÜRO PARTS.
Listed part numbers: ÜRO PARTS 63119498407 and ÜRO PARTS 63119498408.
Horn
Accessory Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular | 72112 | 🇺🇸 US 🇨🇦 CA | Freeway BlasterAccessory Horn | View on Amazon |
| FIAMM | 7410024 | 🇺🇸 US 🇨🇦 CA | Accessory HornEl Grande | View on Amazon |
| FIAMM | 6602023 | 🇺🇸 US 🇨🇦 CA | Accessory HornRed | View on Amazon |
| FIAMM | 6602523 | 🇺🇸 US 🇨🇦 CA | Accessory HornChrome | View on Amazon |
| FIAMM | 6604523 | 🇺🇸 US 🇨🇦 CA | Ultimate Blast HornAccessory Horn | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FIAMM Popular | 7421122 | 🇺🇸 US 🇨🇦 CA | OE Replacement Horn KitIncludes OE Connectors & L Bracket | View on Amazon |
| FIAMM | 7421322 | 🇺🇸 US 🇨🇦 CA | OE Replacement Horn KitIncludes OE Connectors | View on Amazon |
This table covers the horns mounted in the front of the vehicle.
FIAMM supplies the 7 Horn parts for the 2020 BMW 740I. FIAMM 72112 carries the "Popular" badge.
In the Accessory Replacement grade, FIAMM supplies 5 parts: grouped under the catalog's "Accessory Replacement" designation — the notes column spells out what sets them apart. A representative part number is FIAMM 72112.
The Standard Replacement section lists 2 options from FIAMM — built to original-equipment specification. FIAMM 7421122 is listed in this group.
Part numbers include FIAMM 72112, FIAMM 7410024 and FIAMM 6602023, among others listed above.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VARIOUS MFR | BM1075103 | 🇺🇸 US 🇲🇽 MX | Customer Paints to Match | View on Amazon |
| VARIOUS MFR | BM1075104 | 🇺🇸 US 🇲🇽 MX | Customer Paints to Match | View on Amazon |
| VEMO | V20720214 | 🇺🇸 US 🇲🇽 MX | Fits Rear Outerwith mineral-weiss metallic [WA96], parking assistance system [S5DMA] or parking assistance system plus [S5DNA]or Front | View on Amazon |
| VEMO | V20720215 | 🇺🇸 US 🇲🇽 MX | Fits Rear Outerwith alpinweiss 3 [U300], parking assistance system [S5DMA] or parking assistance system plus [S5DNA]or Front | 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.
4 Parking Aid Sensor parts for the 2020 BMW 740I come from 2 brands — VARIOUS MFR and VEMO.
This group includes VARIOUS MFR BM1075103, VARIOUS MFR BM1075104 and VEMO V20720214 and the remaining parts above.
Parking Aid Sensor Bracket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO | BM1074106 | 🇺🇸 US 🇲🇽 MX | FrontG12 | View on Amazon |
| TECHPRO | BM1074107 | 🇺🇸 US 🇲🇽 MX | FrontG12 Body | View on Amazon |
| TECHPRO | BM1174103 | 🇺🇸 US 🇲🇽 MX | RearG12 Body | 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.
3 Parking Aid Sensor Bracket parts for the 2020 BMW 740I come from TECHPRO.
Part numbers include TECHPRO BM1074106, TECHPRO BM1074107 and TECHPRO BM1174103.
Rain Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 011807921 | 🇺🇸 US | 3-Pin ConnectorClipped | 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.
This group shows a single part: HELLA 011807921.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL | 31413N | 🇺🇸 US 🇲🇽 MX | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | 12883 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY | 12883 | 🇺🇸 US 🇲🇽 MX | Remanufactured | View on Amazon |
| REMY | 16420 | 🇺🇸 US 🇲🇽 MX | 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 for the 2020 BMW 740I come from 4 brands — WAI GLOBAL, FVP, PURE ENERGY and 1 other brand.
The New section lists 1 option from WAI GLOBAL — brand-new units rather than rebuilt ones. WAI GLOBAL 31413N is listed in this group.
The Remanufactured section lists 3 options from FVP, PURE ENERGY and REMY — factory-rebuilt units with new wear components. FVP 12883 is listed in this group.
Listed part numbers: WAI GLOBAL 31413N and FVP 12883, plus the other parts above.
Buying Electrical Parts for a 2020 BMW 740I
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 2020 BMW 740I?
Our catalog currently lists 55 electrical parts for the 2020 BMW 740I across 8 subcategories and 18 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 2020 BMW 740I?
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 2020 BMW 740I 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 BMW 740I?
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 2020 BMW 740I
Electrical Parts for Other BMW 740I 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.