BMW option code 4U9: Acoustic protection for pedestrians
Other equipment · Seen for model years 2017, 2021, 2024, 2026
In BMW's US ordering and pricing guides
| Description as printed | First–last model year seen |
|---|---|
| Acoustic protection for pedestrians | 2017–2026 |
Chassis
| Chassis | Model years in the BMW guides we read | More |
|---|---|---|
| F30 3 Series | 2017 | Buyer's guide |
| G05 X5 | 2021, 2026 | Buyer's guide |
| G11 7 Series | 2021 | Buyer's guide |
| G20 3 Series | 2021 | Buyer's guide |
| G30 5 Series | 2021 | Buyer's guide |
| G26 i4 | 2024 | Buyer's guide |
| G22 4 Series coupe, convertible and Gran Coupe | 2026 | Buyer's guide |
| G60 5 Series and i5 | 2026 | Buyer's guide |
| G90 M5 | 2026 | Buyer's guide |
| I20 iX | 2026 | Buyer's guide |
Only the model years covered by the guides we could read are listed. Contents and availability vary by model and year.
Sources
- BMW of North America 2021 ordering guides (via Bimmerpost)
- BMW of North America 2024 i4 (G26) ordering guide (via i4talk)
- BMW of North America 2026 pricing guides (via Bimmerfest)
- BMW of North America 2017 pricing guides (BMW USA PressClub, MY2017 update ZIP): 3 Series Sedan
Retrieved 2026-10-18.