Product Details
The Bilstein B4 struts for the 2021-2025 BMW M440i xDrive (G22/G23) is the part you fit when you want the car to feel like it did when it was new, not louder or firmer, just properly controlled again.
Bilstein supplies suspension as original equipment to manufacturers around the world, and applies the same engineering here. It fits the factory mounting points exactly and is covered by a limited lifetime warranty.
Features
- High power reserves for maximum safety
- Restores original driving comfort, handling and safety
- High OE quality
Specifications
| Part Number | 22-306623 |
| Part Name | Strut Assembly |
| Vehicle | 2021-2025 BMW M440i xDrive |
| Chassis Code | G22/G23 |
| Drivetrain | AWD |
| UPC | 651860858647 |
| Boot Included | No |
| Finish | Black Paint |
| Internal Design | Twintube |
| Lower Mount Type | Base Cup |
| Segment | Spare Parts |
| Series | B4 OE Replacement |
| Spring Seat Included | Yes - Fixed |
| Upper Mount Type | Stem |
| Quantity | Sold Individually |
| Notes | Sport Suspension without Electronic Suspension |
Vehicle Fitment
- 2021 BMW M440i xDrive (G22/G23)
- 2022 BMW M440i xDrive (G22/G23)
- 2023 BMW M440i xDrive (G22/G23)
- 2024 BMW M440i xDrive (G22/G23)
- 2025 BMW M440i xDrive (G22/G23)




