2017-2024 Audi A4/A5/Q7/RS5/S4/S5 Impact / Crash Sensor Left, Right 4M0955557A
OEM Part #: 4M0-955-557-A (4M0955557A)
Actual photo
The exact part you’ll receive — not a stock photo.
$11.49
Side: Left, Right
Used
Donor2019 Audi A4 · 2.0L · 54k miles
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38 Available — Select Your Part:
Genuine OEM Used
SKU: 562820
Donor Vehicle: 2019 Audi A4 · 2.0L · 54k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 562807
Donor Vehicle: 2019 Audi A4 · 2.0L · 54k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 505579
Donor Vehicle: 2018 Audi Q7 · 3.0L · 45k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 505578
Donor Vehicle: 2018 Audi Q7 · 3.0L · 45k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 514658
Donor Vehicle: 2019 Audi A5 · 2.0L · 25k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 514657
Donor Vehicle: 2019 Audi A5 · 2.0L · 25k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 531083
Donor Vehicle: 2019 Audi A5 SPORTBACK · 2.0L · 50k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 531144
Donor Vehicle: 2019 Audi A5 SPORTBACK · 2.0L · 50k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 532414
Donor Vehicle: 2017 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 532413
Donor Vehicle: 2017 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 535316
Donor Vehicle: 2022 Audi A4 · 2.0L · 11k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 535315
Donor Vehicle: 2022 Audi A4 · 2.0L · 11k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 542612
Donor Vehicle: 2018 Audi S4 · 3.0L · 63k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 542611
Donor Vehicle: 2018 Audi S4 · 3.0L · 63k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 545065
Donor Vehicle: 2018 Audi S5 SPORTBACK · 3.0L · 61k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 545064
Donor Vehicle: 2018 Audi S5 SPORTBACK · 3.0L · 61k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 550869
Donor Vehicle: 2017 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 550868
Donor Vehicle: 2017 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 555444
Donor Vehicle: 2018 Audi S5 SPORTBACK · 3.0L · 59k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 555445
Donor Vehicle: 2018 Audi S5 SPORTBACK · 3.0L · 59k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 568658
Donor Vehicle: 2021 Audi S5 · 3.0L · 28k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 568657
Donor Vehicle: 2021 Audi S5 · 3.0L · 28k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 571442
Donor Vehicle: 2018 Audi Q7 · 3.0L · 58k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 571441
Donor Vehicle: 2018 Audi Q7 · 3.0L · 58k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 574423
Donor Vehicle: 2019 Audi A5 · 2.0L · 38k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 574422
Donor Vehicle: 2019 Audi A5 · 2.0L · 38k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 588531
Donor Vehicle: 2018 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 588532
Donor Vehicle: 2018 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 591489
Donor Vehicle: 2018 Audi A4 · 2.0L · 50k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 591490
Donor Vehicle: 2018 Audi A4 · 2.0L · 50k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 598072
Donor Vehicle: 2018 Audi Q7 · 2.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 598071
Donor Vehicle: 2018 Audi Q7 · 2.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 601571
Donor Vehicle: 2017 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 601570
Donor Vehicle: 2017 Audi Q7 · 3.0L
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 606374
Donor Vehicle: 2022 Audi S4 · 3.0L · 48k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 606373
Donor Vehicle: 2022 Audi S4 · 3.0L · 48k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 606836
Donor Vehicle: 2021 Audi A5 · 2.0L · 35k miles
2 photos
$11.49
30-Day Returns
Genuine OEM Used
SKU: 606835
Donor Vehicle: 2021 Audi A5 · 2.0L · 35k miles
2 photos
$11.49
30-Day Returns
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A used genuine Audi OEM Impact / Crash Sensor, part number 4M0955557A. This sensor is the component that detects collision force and triggers airbag deployment. It's placed on either the left or right side of the vehicle. A common failure symptom is an illuminated airbag warning light on the dash, indicating the sensor has been triggered or has a fault.
Specifications
| Fits Vehicle Model | A4, A5, Q7, RS5, S4, S5 |
| Fits Vehicle Make | Audi |
| OEM Part No | 4M0-955-557-A (4M0955557A) |
| Side | Left, Right |
| Category | Air Bags / Parts |
Compatible Vehicles
Fits 92 vehicle configurations across 1 make, 2017-2024.
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.
View all 92 vehicle configurations — 47 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2024 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2024 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2024 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2018 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2019 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2020 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2019 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2020 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2019 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2019 | Audi | S4 | Sedan | 3.0L V6 Turbo | |
| 2020 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2019 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2020 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2020 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2017 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2017 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2017 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2018 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2018 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2017 | Audi | S5 | Convertible | 3.0L V6 Supercharged | |
| 2017 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2017 | Audi | S5 | Coupe | 3.0L V6 Supercharged | |
| 2018 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2019 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | |
| 2019 | Audi | A4 | Sedan | 2.0L l4 Turbo | |
| 2018 | Audi | S5 | Convertible | 3.0L V6 Turbo | |
| 2018 | Audi | S5 | Coupe | 3.0L V6 Turbo | |
| 2019 | Audi | Q7 | SUV | 3.0L V6 Supercharged | |
| 2018 | Audi | RS5 | Coupe | 2.9L V6 Turbo | |
| 2018 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | |
| 2018 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | |
| 2020 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2021 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2019 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2021 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | A5 | Quattro Coupe | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2022 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2020 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | A5 | Quattro Convertible | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | S5 | Convertible | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | S5 | Coupe | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | Q7 | SUV | 2.0L l4 Turbo | |
| 2022 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | S4 | Sedan | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2024 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | Q7 | SUV | 3.0L V6 Turbo | |
| 2018 | Audi | A5 | Hatchback | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2019 | Audi | RS5 | Hatchback | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | RS5 | Coupe | 2.9L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | A4 | Quattro Sedan | 2.0L l4 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2023 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2022 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2021 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2019 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2020 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |
| 2018 | Audi | S5 | Hatchback | 3.0L V6 Turbo | For Vehicles With Production date Up To 07/17/23 |