BMW M550i Tire Sizes and Rim Dimensions by Model Year and Trim
The BMW M550i features various tire sizes depending on the model year and trim level, typically ranging from 18 to 20 inches in rim diameter. Earlier models often come with 255/40R19 tires upfront and 275/35R19 at the rear, while newer trims may adopt staggered 255/35R20 front and 285/30R20 rear sizes.\n\nRim widths for the M550i generally span from 8.5 to 9.5 inches, accommodating wider rear tires for enhanced traction. The variations depend on the specific trim and wheel option packages, influencing performance and aesthetic appeal.\n\nWhen comparing trims, it's important to note that sport-oriented packages often include larger rim diameters and lower profile tires, improving handling at the expense of ride comfort. Base trims tend to use narrower rims with higher-profile tires for a balanced drive.\n\nFor owners or buyers, matching tire sizes with recommended rim widths ensures optimal safety and performance. Always consult the vehicle’s placard or official BMW specifications to confirm exact dimensions for your model year and trim.
| Make / model / trim | Year | Tire size | Wheel |
|---|---|---|---|
| BMW M550i G30 LCI M550i xDrive (final model year before G60) | 2023 | 245/35R20 | 8.5" × 20" |
| BMW M550i G30 LCI M550i xDrive (2022 facelift minor updates) | 2022 | 245/35R20 | 8.5" × 20" |
| BMW M550i G30 LCI M550i xDrive (M Sport Package standard) | 2021 | 245/35R20 | 8.5" × 20" |
| BMW M550i G30 LCI M550i xDrive | 2020 | 245/40R19 | 8.5" × 19" |
For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for BMW M550i.
FAQ
- What are the common tire sizes for the BMW M550i?
- Common tire sizes include 255/40R19 front and 275/35R19 rear for older models, with newer trims using 255/35R20 front and 285/30R20 rear.
- How does rim width vary across BMW M550i trims?
- Rim widths typically range from 8.5 to 9.5 inches, with sport trims featuring wider rims to support larger rear tires.
- Can I interchange tires between different M550i trims?
- While some sizes overlap, it's best to match tire size and rim width to the specific trim and year for safety and performance.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.