55 Electrical parts are listed for the 2021 BMW X7, in 7 part types, covering both the 3.0L L6 Turbocharged and the 4.4L V8 Turbocharged. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2021 BMW X7, 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 (24 parts), Alternator / Generator (11 parts) and Starter Motor (9 parts). The other 4 part types cover the remaining 11 parts.
The 2021 BMW X7 was sold with both the 3.0L L6 Turbocharged and the 4.4L V8 Turbocharged. 35 parts fit every engine; the other 20 are engine-specific. Each part shows which engine(s) it fits.
18 brands supply electrical parts for the 2021 BMW X7, led by FVP (8 parts), PURE ENERGY (6 parts) and ACDELCO (5 parts), plus 15 more brands. Quality grades include AGM, Remanufactured and New.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 BMW X7. 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
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALEO Fits: all 2021 X7 engines | 439964 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Valeo Origins New OE Technology | View on Amazon |
| VEMO Fits: 3.0L L6 Turbocharged | V201390564 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WAI GLOBAL Fits: 4.4L V8 Turbocharged | 21084N | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 250 AmpsValeo | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 3.0L L6 Turbocharged | 10396 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Popular Fits: 3.0L L6 Turbocharged | 10397 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 3.0L L6 Turbocharged | 10396 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 3.0L L6 Turbocharged | 10397 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 3.0L L6 Turbocharged | 10398 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 4.4L V8 Turbocharged | 11913 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 3.0L L6 Turbocharged | 10398 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 4.4L V8 Turbocharged | 11913 | 🇺🇸 US 🇨🇦 CA 🇲🇽 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.
11 Alternator / Generator parts for the 2021 BMW X7 come from 5 brands — PURE ENERGY, FVP, VALEO and 2 other brands. The "Popular" part is PURE ENERGY 10396. 1 part fits every engine; the other 10 are engine-specific.
The New section lists 3 options from VALEO, VEMO and WAI GLOBAL — brand-new units rather than rebuilt ones. VALEO 439964 is listed in this group.
The Remanufactured section lists 8 options from PURE ENERGY and FVP — factory-rebuilt units with new wear components. PURE ENERGY 10396 is listed in this group.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular Fits: all 2021 X7 engines | 47AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 47 | View on Amazon |
| DEKA Popular Fits: all 2021 X7 engines | 9A47 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| LUCAS Popular Fits: all 2021 X7 engines | LBAGM001A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group: 47AGM | View on Amazon |
| LUCAS Popular Fits: all 2021 X7 engines | LBAGM005A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group: 94RAGM | View on Amazon |
| LUCAS Popular Fits: all 2021 X7 engines | LBAGM007A | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group: 95RAGM | View on Amazon |
| ACDELCO Fits: all 2021 X7 engines | 47SAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 47 | View on Amazon |
| ACDELCO Fits: all 2021 X7 engines | 49AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 49 | View on Amazon |
| ACDELCO Fits: all 2021 X7 engines | 49AGMHR | 🇺🇸 US 🇨🇦 CA | High ReserveAGM | View on Amazon |
| ACDELCO Fits: all 2021 X7 engines | 95RAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 95R | View on Amazon |
| BOSCH Fits: all 2021 X7 engines | S6588B | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AGMAGM | View on Amazon |
| DEKA Fits: all 2021 X7 engines | 9A49 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| DEKA Fits: all 2021 X7 engines | 9A95R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| EXIDE Fits: all 2021 X7 engines | MXH5L247 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Marathon MaxBCI Group 47 (H5) | View on Amazon |
| EXIDE Fits: all 2021 X7 engines | MXH8L549 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Marathon MaxBCI Group 49 (H8) | View on Amazon |
| EXIDE Fits: all 2021 X7 engines | MXH9L695R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Marathon MaxBCI Group 95R (H9) | View on Amazon |
| FVP Fits: all 2021 X7 engines | P47AGM | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Platinum AGMBCI Group: 47 | View on Amazon |
| FVP Fits: all 2021 X7 engines | P49AGM | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Platinum AGMBCI Group: 49 | View on Amazon |
| MOTORCRAFT Fits: all 2021 X7 engines | BAGM49H8 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Tested Tough AGMBCI Group: 49/H8 or BCI Group 49 | View on Amazon |
| MOTORCRAFT Fits: all 2021 X7 engines | BAGM95RH9 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Tested Tough AGMBCI Group 95R or BCI Group: 95R/H9 | View on Amazon |
| P1MAX Fits: all 2021 X7 engines | PMAGMH547 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group 47 AGM680 CCA | View on Amazon |
| P1MAX Fits: all 2021 X7 engines | PMAGMH849 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group 49 AGM850 CCA | View on Amazon |
| P1MAX Fits: all 2021 X7 engines | PMAGMH995R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group 95R AGM950 CCA | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER Fits: all 2021 X7 engines | FT61047 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | BCI Group 47(Length X Width X Height) 9.49 In x 6.89 In x 7.48 In | View on Amazon |
| FULLRIVER Fits: all 2021 X7 engines | FT89049 | 🇺🇸 US 🇨🇦 CA 🇲🇽 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.
24 Battery parts are listed for the 2021 BMW X7, from ACDELCO, DEKA, LUCAS and 6 other brands. ACDELCO 47AGM carries the "Popular" badge. All of them fit every engine offered in the 2021 X7.
The AGM (Extended Life) section lists 22 options from ACDELCO, DEKA, LUCAS and 5 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. ACDELCO 47AGM is listed in this group.
The Performance AGM (Extended Life + Increased Power) section lists 2 options from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT61047 is listed in this group.
Lighting Control Module (LCM)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: all 2021 X7 engines | V20730306 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the modules that control the exterior lighting.
This group shows a single part: VEMO V20730306.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular Fits: all 2021 X7 engines | F00E270800 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Outerwithout Wheel Opening | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular Fits: all 2021 X7 engines | PPS183 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Black | View on Amazon |
| BOSCH Fits: all 2021 X7 engines | F00E270801 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front Inner | View on Amazon |
| BOSCH Fits: all 2021 X7 engines | F00E270805 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Outerwith Wheel Opening | View on Amazon |
| VARIOUS MFR Fits: all 2021 X7 engines | BM1075103 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Customer Paints to Match | View on Amazon |
| VARIOUS MFR Fits: all 2021 X7 engines | BM1075104 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Customer Paints to Match | View on Amazon |
| VARIOUS MFR Fits: all 2021 X7 engines | BM1075105 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Front OuterG07 | 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.
7 Parking Aid Sensor parts for the 2021 BMW X7 come from 3 brands — BOSCH, VARIOUS MFR and STANDARD MOTOR PRODUCTS. The "Popular" part is BOSCH F00E270800. Every part fits both the 3.0L L6 Turbocharged and the 4.4L V8 Turbocharged.
Part numbers include BOSCH F00E270800, STANDARD MOTOR PRODUCTS PPS183 and BOSCH F00E270801, among others listed above.
Parking Aid Sensor Bracket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TECHPRO Fits: 3.0L L6 Turbocharged | BM1074109 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontG07 | View on Amazon |
| VARIOUS MFR Fits: all 2021 X7 engines | BM1074121 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | FrontG07 | 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.
2 Parking Aid Sensor Bracket parts for the 2021 BMW X7 come from 2 brands — TECHPRO and VARIOUS MFR. 1 part fits every engine; the other 1 is engine-specific.
This group includes TECHPRO BM1074109 and VARIOUS MFR BM1074121.
Rain Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Fits: all 2021 X7 engines | V20720202 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Clipped | 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: VEMO V20720202.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Fits: 3.0L L6 Turbocharged | 31413N | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WAI GLOBAL Fits: 4.4L V8 Turbocharged | 16430N | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular Fits: 4.4L V8 Turbocharged | 12453 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 3.0L L6 Turbocharged | 12883 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| FVP Fits: 4.4L V8 Turbocharged | 12453 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| PURE ENERGY Fits: 3.0L L6 Turbocharged | 12883 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| REMY Fits: 3.0L L6 Turbocharged | 16420 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| REMY Fits: 4.4L V8 Turbocharged | 16304 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| TERREPOWER Fits: 4.4L V8 Turbocharged | 16430 | 🇺🇸 US 🇨🇦 CA 🇲🇽 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.
9 Starter Motor parts for the 2021 BMW X7 come from 5 brands — WAI GLOBAL, PURE ENERGY, FVP and 2 other brands. The "Popular" part is PURE ENERGY 12453.
The New section: 2 options from WAI GLOBAL. WAI GLOBAL 31413N is listed in this group.
The Remanufactured section: 7 options from PURE ENERGY, FVP, REMY and 1 other brand. PURE ENERGY 12453 is listed in this group.
Part numbers include PURE ENERGY 12453, WAI GLOBAL 31413N and WAI GLOBAL 16430N, among others listed above.
Buying Electrical Parts for a 2021 BMW X7
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. Some electrical parts fit every engine; others are 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 and Alternator / Generator .
Frequently Asked Questions
How many electrical parts fit the 2021 BMW X7?
Our catalog currently lists 55 electrical parts for the 2021 BMW X7 across 7 subcategories and 18 brands, covering both the 3.0L L6 Turbocharged and the 4.4L V8 Turbocharged. Each part is matched to the engine(s) it fits.
Do electrical parts differ between 2021 BMW X7 engines?
Some do. 35 parts fit every engine; the other 20 are engine-specific. Each row (and the filter at the top) shows which. 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 BMW X7?
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 BMW X7 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 BMW X7?
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 BMW X7
Electrical Parts for Other BMW X7 Years
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