BMW Seat Sensor Front, Left 65779243135
OEM Part #: 65-77-9-243-135 (65779243135)
This page covers one exact OEM part number. Every unit we stocked has sold.
We may be able to get another
Used OEM parts are one-of-a-kind. We sometimes get another when we dismantle a matching vehicle, but we can’t say when — browse what’s in stock now:
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- Genuine OEM — real photos
- 30-day returns on eligible parts
- eBay Top Rated · 100,000+ positive ratings
- Ships from our own indoor warehouse
This Front Left Seat Sensor is a genuine OEM part sourced from carefully disassembled donor BMW vehicles including models such as the i8, M4, and 3 Series (2012-2020). The part plays a critical role in detecting seat occupancy and ensuring proper airbag deployment, enhancing overall vehicle safety. Common issues resolved with this sensor include malfunctioning seat recognition leading to airbag system alerts or deployment errors. Compatible with several BMW models, this part features Bosch part number 9243135, ensuring factory-original quality. Replace your worn or damaged sensor with this authentic part to restore functionality with confidence. Ideal for precise fitment and reliability in your vehicle's safety systems.
Specifications
| Fits Vehicle Model | 228i, 228i xDrive, 230i, 230i xDrive, 320i, 320i xDrive, 328d, 328d xDrive, 328i, 328i GT xDrive, 328i xDrive, 330e, 330i, 330i GT xDrive, 330i xDrive, 335i, 335i GT xDrive, 335i xDrive, 340i, 340i GT xDrive, 340i xDrive, 428i, 428i Gran Coupe, 428i xDrive, 428i xDrive Gran Coupe, 430i, 430i Gran Coupe, 430i xDrive, 430i xDrive Gran Coupe, 435i, 435i Gran Coupe, 435i xDrive, 435i xDrive Gran Coupe, 440i, 440i Gran Coupe, 440i xDrive, 440i xDrive Gran Coupe, ActiveHybrid 3, i3, i3 REx, i3s, i3s REx, i8, M2, M235i, M235i xDrive, M240i, M240i xDrive, M3, M4 |
| Fits Vehicle Make | BMW |
| OEM Part No | 65-77-9-243-135 (65779243135) |
| Side | Front, Left |
| Category | Interior Switch |
Compatible Vehicles
Fits 223 vehicle configurations across 1 make, 2012-2021.
Check your specific vehicle before ordering.
This list shows year, make, and model. Some years have multiple trims or
engines that use different parts, and individual listings may have
additional fitment notes (e.g. “with sunroof only”). Review
the full variant list below, or
message us with your VIN
and we’ll confirm the match.
BMW
- 228i
- 228i xDrive
- 230i
- 230i xDrive
- 320i
- 320i xDrive
- 328d
- 328d xDrive
- 328i
- 328i GT xDrive
- 328i xDrive
- 330e
- 330i
- 330i GT xDrive
- 330i xDrive
- 335i
- 335i GT xDrive
- 335i xDrive
- 340i
- 340i GT xDrive
- 340i xDrive
- 428i
- 428i Gran Coupe
- 428i xDrive
- 428i xDrive Gran Coupe
- 430i
- 430i Gran Coupe
- 430i xDrive
- 430i xDrive Gran Coupe
- 435i
- 435i Gran Coupe
- 435i xDrive
- 435i xDrive Gran Coupe
- 440i
- 440i Gran Coupe
- 440i xDrive
- 440i xDrive Gran Coupe
- ActiveHybrid 3
- M2
- M235i
- M235i xDrive
- M240i
- M240i xDrive
- M3
- M4
- i3
- i3 REx
- i3s
- i3s REx
- i8
View all 223 vehicle configurations — 1 with fitment note
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2012 | BMW | 328i | Sedan | 2.0L l4 Turbo | |
| 2012 | BMW | 335i | Sedan | 3.0L l6 Turbo | |
| 2013 | BMW | 320i | Sedan | 2.0L l4 Turbo | |
| 2013 | BMW | 320i xDrive | Sedan | 2.0L l4 Turbo | |
| 2013 | BMW | 328i | Sedan | 2.0L l4 Turbo | |
| 2013 | BMW | 328i xDrive | Sedan | 2.0L l4 Turbo | |
| 2013 | BMW | 335i | Sedan | 3.0L l6 Turbo | |
| 2013 | BMW | 335i xDrive | Sedan | 3.0L l6 Turbo | |
| 2014 | BMW | 228i | Coupe | 2.0L l4 Turbo | |
| 2014 | BMW | 320i | Sedan | 2.0L l4 Turbo | |
| 2014 | BMW | 320i xDrive | Sedan | 2.0L l4 Turbo | |
| 2014 | BMW | 328d | Sedan | 2.0L l4 Diesel Turbo | |
| 2014 | BMW | 328d xDrive | Sedan | 2.0L l4 Diesel Turbo | |
| 2014 | BMW | 328d xDrive | Wagon | 2.0L l4 Diesel Turbo | |
| 2014 | BMW | 328i | Sedan | 2.0L l4 Turbo | |
| 2014 | BMW | 328i GT xDrive | Hatchback | 2.0L l4 Turbo | |
| 2014 | BMW | 328i xDrive | Sedan | 2.0L l4 Turbo | |
| 2014 | BMW | 328i xDrive | Wagon | 2.0L l4 Turbo | |
| 2014 | BMW | 335i | Sedan | 3.0L l6 Turbo | |
| 2014 | BMW | 335i GT xDrive | Hatchback | 3.0L l6 Turbo | |
| 2014 | BMW | 335i xDrive | Sedan | 3.0L l6 Turbo | |
| 2014 | BMW | 428i | Coupe | 2.0L l4 Turbo | |
| 2014 | BMW | 428i xDrive | Coupe | 2.0L l4 Turbo | |
| 2014 | BMW | 435i | Coupe | 3.0L l6 Turbo | |
| 2014 | BMW | 435i xDrive | Coupe | 3.0L l6 Turbo | |
| 2014 | BMW | M235i | Coupe | 3.0L l6 Turbo | |
| 2015 | BMW | 228i | Convertible | 2.0L l4 Turbo | |
| 2015 | BMW | 228i | Coupe | 2.0L l4 Turbo | |
| 2015 | BMW | 228i xDrive | Convertible | 2.0L l4 Turbo | |
| 2015 | BMW | 228i xDrive | Coupe | 2.0L l4 Turbo | |
| 2015 | BMW | 320i | Sedan | 2.0L l4 Turbo | |
| 2015 | BMW | 320i xDrive | Sedan | 2.0L l4 Turbo | |
| 2015 | BMW | 328d | Sedan | 2.0L l4 Diesel Turbo | |
| 2015 | BMW | 328d xDrive | Sedan | 2.0L l4 Diesel Turbo | |
| 2015 | BMW | 328d xDrive | Wagon | 2.0L l4 Diesel Turbo | |
| 2015 | BMW | 328i | Sedan | 2.0L l4 Turbo | |
| 2015 | BMW | 328i GT xDrive | Hatchback | 2.0L l4 Turbo | |
| 2015 | BMW | 328i xDrive | Sedan | 2.0L l4 Turbo | |
| 2015 | BMW | 328i xDrive | Wagon | 2.0L l4 Turbo | |
| 2015 | BMW | 335i | Sedan | 3.0L l6 Turbo | |
| 2015 | BMW | 335i GT xDrive | Hatchback | 3.0L l6 Turbo | |
| 2015 | BMW | 335i xDrive | Sedan | 3.0L l6 Turbo | |
| 2015 | BMW | 428i | Coupe | 2.0L l4 Turbo | |
| 2015 | BMW | 428i Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2015 | BMW | 428i xDrive | Coupe | 2.0L l4 Turbo | |
| 2015 | BMW | 428i xDrive Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2015 | BMW | 435i | Coupe | 3.0L l6 Turbo | |
| 2015 | BMW | 435i Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2015 | BMW | 435i xDrive | Coupe | 3.0L l6 Turbo | |
| 2015 | BMW | 435i xDrive Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2015 | BMW | M235i | Convertible | 3.0L l6 Turbo | |
| 2015 | BMW | M235i | Coupe | 3.0L l6 Turbo | |
| 2015 | BMW | M235i xDrive | Coupe | 3.0L l6 Turbo | |
| 2015 | BMW | M3 | Sedan | 3.0L l6 Turbo | |
| 2015 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2015 | BMW | M4 | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | 228i | Convertible | 2.0L l4 Turbo | |
| 2016 | BMW | 228i | Coupe | 2.0L l4 Turbo | |
| 2016 | BMW | 228i xDrive | Convertible | 2.0L l4 Turbo | |
| 2016 | BMW | 228i xDrive | Coupe | 2.0L l4 Turbo | |
| 2016 | BMW | 320i | Sedan | 2.0L l4 Turbo | |
| 2016 | BMW | 320i xDrive | Sedan | 2.0L l4 Turbo | |
| 2016 | BMW | 328d | Sedan | 2.0L l4 Diesel Turbo | |
| 2016 | BMW | 328d xDrive | Sedan | 2.0L l4 Diesel Turbo | |
| 2016 | BMW | 328d xDrive | Wagon | 2.0L l4 Diesel Turbo | |
| 2016 | BMW | 328i | Sedan | 2.0L l4 Turbo | |
| 2016 | BMW | 328i GT xDrive | Hatchback | 2.0L l4 Turbo | |
| 2016 | BMW | 328i xDrive | Sedan | 2.0L l4 Turbo | With N26 SULEV Engine |
| 2016 | BMW | 328i xDrive | Wagon | 2.0L l4 Turbo | |
| 2016 | BMW | 340i | Sedan | 3.0L l6 Turbo | |
| 2016 | BMW | 340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2016 | BMW | 428i | Coupe | 2.0L l4 Turbo | |
| 2016 | BMW | 428i Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2016 | BMW | 428i xDrive | Coupe | 2.0L l4 Turbo | |
| 2016 | BMW | 428i xDrive Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2016 | BMW | 435i | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | 435i Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2016 | BMW | 435i xDrive | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | 435i xDrive Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2016 | BMW | M2 | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | M235i | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | M235i | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | M235i xDrive | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | M235i xDrive | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | M3 | Sedan | 3.0L l6 Turbo | |
| 2016 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2016 | BMW | M4 | Coupe | 3.0L l6 Turbo | |
| 2016 | BMW | M4 | GTS Coupe | 3.0L l6 Turbo | |
| 2017 | BMW | 230i | Convertible | 2.0L l4 Turbo | |
| 2017 | BMW | 230i | Coupe | 2.0L l4 Turbo | |
| 2017 | BMW | 230i xDrive | Convertible | 2.0L l4 Turbo | |
| 2017 | BMW | 230i xDrive | Coupe | 2.0L l4 Turbo | |
| 2017 | BMW | 320i | Sedan | 2.0L l4 Turbo | |
| 2017 | BMW | 320i xDrive | Sedan | 2.0L l4 Turbo | |
| 2017 | BMW | 328d | Sedan | 2.0L l4 Diesel Turbo | |
| 2017 | BMW | 328d xDrive | Sedan | 2.0L l4 Diesel Turbo | |
| 2017 | BMW | 328d xDrive | Wagon | 2.0L l4 Diesel Turbo | |
| 2017 | BMW | 330i | Sedan | 2.0L l4 Turbo | |
| 2017 | BMW | 330i GT xDrive | Hatchback | 2.0L l4 Turbo | |
| 2017 | BMW | 330i xDrive | Sedan | 2.0L l4 Turbo | |
| 2017 | BMW | 330i xDrive | Wagon | 2.0L l4 Turbo | |
| 2017 | BMW | 340i | Sedan | 3.0L l6 Turbo | |
| 2017 | BMW | 340i GT xDrive | Hatchback | 3.0L l6 Turbo | |
| 2017 | BMW | 340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2017 | BMW | 430i | Coupe | 2.0L l4 Turbo | |
| 2017 | BMW | 430i Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2017 | BMW | 430i xDrive | Coupe | 2.0L l4 Turbo | |
| 2017 | BMW | 430i xDrive Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2017 | BMW | 440i | Coupe | 3.0L l6 Turbo | |
| 2017 | BMW | 440i Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2017 | BMW | 440i xDrive | Coupe | 3.0L l6 Turbo | |
| 2017 | BMW | 440i xDrive Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2017 | BMW | M2 | Coupe | 3.0L l6 Turbo | |
| 2017 | BMW | M240i | Convertible | 3.0L l6 Turbo | |
| 2017 | BMW | M240i | Coupe | 3.0L l6 Turbo | |
| 2017 | BMW | M240i xDrive | Convertible | 3.0L l6 Turbo | |
| 2017 | BMW | M240i xDrive | Coupe | 3.0L l6 Turbo | |
| 2017 | BMW | M3 | Sedan | 3.0L l6 Turbo | |
| 2017 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2017 | BMW | M4 | Coupe | 3.0L l6 Turbo | |
| 2018 | BMW | 230i | Convertible | 2.0L l4 Turbo | |
| 2018 | BMW | 230i | Coupe | 2.0L l4 Turbo | |
| 2018 | BMW | 230i xDrive | Convertible | 2.0L l4 Turbo | |
| 2018 | BMW | 230i xDrive | Coupe | 2.0L l4 Turbo | |
| 2018 | BMW | 320i | Sedan | 2.0L l4 Turbo | |
| 2018 | BMW | 320i xDrive | Sedan | 2.0L l4 Turbo | |
| 2018 | BMW | 328d | Sedan | 2.0L l4 Diesel Turbo | |
| 2018 | BMW | 328d xDrive | Sedan | 2.0L l4 Diesel Turbo | |
| 2018 | BMW | 328d xDrive | Wagon | 2.0L l4 Diesel Turbo | |
| 2018 | BMW | 330i | Sedan | 2.0L l4 Turbo | |
| 2018 | BMW | 330i GT xDrive | Hatchback | 2.0L l4 Turbo | |
| 2018 | BMW | 330i xDrive | Sedan | 2.0L l4 Turbo | |
| 2018 | BMW | 330i xDrive | Wagon | 2.0L l4 Turbo | |
| 2018 | BMW | 340i | Sedan | 3.0L l6 Turbo | |
| 2018 | BMW | 340i GT xDrive | Hatchback | 3.0L l6 Turbo | |
| 2018 | BMW | 340i xDrive | Sedan | 3.0L l6 Turbo | |
| 2018 | BMW | 430i | Coupe | 2.0L l4 Turbo | |
| 2018 | BMW | 430i Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2018 | BMW | 430i xDrive | Coupe | 2.0L l4 Turbo | |
| 2018 | BMW | 430i xDrive Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2018 | BMW | 440i | Coupe | 3.0L l6 Turbo | |
| 2018 | BMW | 440i Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2018 | BMW | 440i xDrive | Coupe | 3.0L l6 Turbo | |
| 2018 | BMW | 440i xDrive Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2018 | BMW | M2 | Coupe | 3.0L l6 Turbo | |
| 2018 | BMW | M240i | Convertible | 3.0L l6 Turbo | |
| 2018 | BMW | M240i | Coupe | 3.0L l6 Turbo | |
| 2018 | BMW | M240i xDrive | Convertible | 3.0L l6 Turbo | |
| 2018 | BMW | M240i xDrive | Coupe | 3.0L l6 Turbo | |
| 2018 | BMW | M3 | Sedan | 3.0L l6 Turbo | |
| 2018 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2018 | BMW | M4 | Coupe | 3.0L l6 Turbo | |
| 2019 | BMW | 230i | Convertible | 2.0L l4 Turbo | |
| 2019 | BMW | 230i | Coupe | 2.0L l4 Turbo | |
| 2019 | BMW | 230i xDrive | Convertible | 2.0L l4 Turbo | |
| 2019 | BMW | 230i xDrive | Coupe | 2.0L l4 Turbo | |
| 2019 | BMW | 330i GT xDrive | Hatchback | 2.0L l4 Turbo | |
| 2019 | BMW | 340i GT xDrive | Hatchback | 3.0L l6 Turbo | |
| 2019 | BMW | 430i | Coupe | 2.0L l4 Turbo | |
| 2019 | BMW | 430i Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2019 | BMW | 430i xDrive | Coupe | 2.0L l4 Turbo | |
| 2019 | BMW | 430i xDrive Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2019 | BMW | 440i | Coupe | 3.0L l6 Turbo | |
| 2019 | BMW | 440i Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2019 | BMW | 440i xDrive | Coupe | 3.0L l6 Turbo | |
| 2019 | BMW | 440i xDrive Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2019 | BMW | M2 | Coupe | 3.0L l6 Turbo | |
| 2019 | BMW | M240i | Convertible | 3.0L l6 Turbo | |
| 2019 | BMW | M240i | Coupe | 3.0L l6 Turbo | |
| 2019 | BMW | M240i xDrive | Convertible | 3.0L l6 Turbo | |
| 2019 | BMW | M240i xDrive | Coupe | 3.0L l6 Turbo | |
| 2019 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2019 | BMW | M4 | Coupe | 3.0L l6 Turbo | |
| 2020 | BMW | 430i | Coupe | 2.0L l4 Turbo | |
| 2020 | BMW | 430i Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2020 | BMW | 430i xDrive | Coupe | 2.0L l4 Turbo | |
| 2020 | BMW | 430i xDrive Gran Coupe | Hatchback | 2.0L l4 Turbo | |
| 2020 | BMW | 440i | Coupe | 3.0L l6 Turbo | |
| 2020 | BMW | 440i Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2020 | BMW | 440i xDrive | Coupe | 3.0L l6 Turbo | |
| 2020 | BMW | 440i xDrive Gran Coupe | Hatchback | 3.0L l6 Turbo | |
| 2020 | BMW | M2 | Coupe | 3.0L l6 Turbo | |
| 2020 | BMW | M4 | Convertible | 3.0L l6 Turbo | |
| 2020 | BMW | M4 | Coupe | 3.0L l6 Turbo | |
| 2021 | BMW | M2 | Coupe | 3.0L l6 Turbo | |
| 2013 | BMW | ActiveHybrid 3 | Sedan | 3.0L l6 Turbo | |
| 2014 | BMW | ActiveHybrid 3 | Sedan | 3.0L l6 Turbo | |
| 2014 | BMW | i8 | Coupe | 1.5L l3 Turbo | |
| 2015 | BMW | ActiveHybrid 3 | Sedan | 3.0L l6 Turbo | |
| 2015 | BMW | i8 | Coupe | 1.5L l3 Turbo | |
| 2016 | BMW | 330e | Sedan | 2.0L l4 Turbo | |
| 2016 | BMW | i8 | Coupe | 1.5L l3 Turbo | |
| 2017 | BMW | 330e | Sedan | 2.0L l4 Turbo | |
| 2017 | BMW | i8 | Coupe | 1.5L l3 Turbo | |
| 2018 | BMW | 330e | Sedan | 2.0L l4 Turbo | |
| 2019 | BMW | i8 | Convertible | 1.5L l3 Turbo | |
| 2019 | BMW | i8 | Coupe | 1.5L l3 Turbo | |
| 2020 | BMW | i8 | Convertible | 1.5L l3 Turbo | |
| 2020 | BMW | i8 | Coupe | 1.5L l3 Turbo | |
| 2014 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2015 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2016 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2017 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2018 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2018 | BMW | i3s | Hatchback | Electric Vehicle | |
| 2019 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2019 | BMW | i3s | Hatchback | Electric Vehicle | |
| 2020 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2020 | BMW | i3s | Hatchback | Electric Vehicle | |
| 2021 | BMW | i3 | Hatchback | Electric Vehicle | |
| 2021 | BMW | i3s | Hatchback | Electric Vehicle | |
| 2014 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2015 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2016 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2017 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2018 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2018 | BMW | i3s REx | Hatchback | 0.6L l2 | |
| 2019 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2019 | BMW | i3s REx | Hatchback | 0.6L l2 | |
| 2020 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2020 | BMW | i3s REx | Hatchback | 0.6L l2 | |
| 2021 | BMW | i3 REx | Hatchback | 0.6L l2 | |
| 2021 | BMW | i3s REx | Hatchback | 0.6L l2 |