9 Ignition parts are listed for the 2025 BMW 840I, in 4 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 2025 BMW 840I, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Most of the listed parts are Camshaft Position Sensor (3 parts), Ignition Coil (3 parts) and Crankshaft Position Sensor (2 parts). The other 1 part type covers the remaining 1 part.
Every part on this page is matched to the 3.0L L6 Turbocharged — the only engine offered in the 2025 BMW 840I.
The most listed brands for 2025 BMW 840I ignition parts are HELLA (2 parts), STANDARD MOTOR PRODUCTS (2 parts) and BOSCH (2 parts), plus 3 more brands.
Each part number listed for the 2025 BMW 840I opens a page with every vehicle that part fits.
Camshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 009121011 | 🇺🇸 US | 3-Pin ConnectorIncludes Seal | View on Amazon |
| HELLA | 009168571 | 🇺🇸 US | 3-Pin ConnectorIncludes Seal | View on Amazon |
| STANDARD MOTOR PRODUCTS | PC1054 | 🇺🇸 US | 840i xDrive Base Model or 840i xDrive Gran Coupe | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
3 Camshaft Position Sensor parts are listed for the 2025 BMW 840I, from HELLA and STANDARD MOTOR PRODUCTS.
Part numbers include HELLA 009121011, HELLA 009168571 and STANDARD MOTOR PRODUCTS PC1054.
Crankshaft Position Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | PC1197 | 🇺🇸 US | View on Amazon | |
| WALKER PRODUCTS | 2351541 | 🇺🇸 US | Sensor OnlyConnector Gender: Male | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
2 Crankshaft Position Sensor parts are listed for the 2025 BMW 840I, from STANDARD MOTOR PRODUCTS and WALKER PRODUCTS.
Part numbers include STANDARD MOTOR PRODUCTS PC1197 and WALKER PRODUCTS 2351541.
Ignition Coil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BECK/ARNLEY | 1788564 | 🇺🇸 US | View on Amazon | |
| BOSCH | 0986221124 | 🇺🇸 US | View on Amazon | |
| NGK | 49061 | 🇺🇸 US | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
3 Ignition Coil parts are listed for the 2025 BMW 840I, from BECK/ARNLEY, BOSCH and NGK.
Listed part numbers: BECK/ARNLEY 1788564, BOSCH 0986221124 and NGK 49061.
Spark Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | 9787 | 🇺🇸 US | OE Fine Wire Double Iridium | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
This group shows a single part: BOSCH 9787.
Buying Ignition Parts for a 2025 BMW 840I
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- 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, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Camshaft Position Sensor and Ignition Coil .
Frequently Asked Questions
How many ignition parts fit the 2025 BMW 840I?
Our catalog currently lists 9 ignition parts for the 2025 BMW 840I across 4 subcategories and 6 brands, covering the 3.0L L6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 2025 BMW 840I?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. 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, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
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 2025 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 2025 BMW 840I?
Every part on this page is matched to the 3.0L L6 Turbocharged engine. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2025 BMW 840I
Ignition Parts for Other BMW 840I 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.