BMW M240i Tire Sizes and Rim Dimensions by Model Year and Trim
The BMW M240i features various tire size markings that change depending on the model year and trim level. Typically, front and rear tire sizes differ to enhance performance and handling, with common rim widths ranging between 7.5 to 8.5 inches and diameters from 18 to 19 inches.\n\nFor early model years, the standard tires often measure 225/40R18 on the front and 255/35R18 on the rear. Newer trims or sport packages upgrade to staggered setups with 19-inch rims, commonly 8.0 × 19 inches in front and 8.5 × 19 inches at the rear.\n\nWhen comparing trims, note that M Performance and sport trims tend to have wider rims and lower-profile tires for improved grip. Practical considerations include ensuring the correct tire size markings align with your rim dimensions to maintain optimal safety and performance.\n\nAlways verify the model year specifications and trim details for precise fitting. Reference your BMW M240i owner's manual or trusted tire catalogs when selecting replacement tires or rims.
| Make / model / trim | Year | Tire size | Wheel |
|---|---|---|---|
| BMW M240i M Sport | 2026 | 225/40R18 | 7.5" × 18" |
| BMW M240i M Sport | 2024 | 225/40R18 | 7.5" × 18" |
For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for BMW M240i.
FAQ
- What are the common tire sizes for the BMW M240i?
- Common tire sizes include 225/40R18 front and 255/35R18 rear in early models, with newer trims often using 19-inch staggered setups.
- How do rim widths vary between BMW M240i trims?
- Rim widths generally range from 7.5 to 8.5 inches, with sport trims featuring wider rims to accommodate larger tires.
- Why is it important to match tire size markings with rim dimensions?
- Matching tire size markings with rim dimensions ensures proper fitment, maintains vehicle handling characteristics, and guarantees safety.
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Compare two tire sizes — diameter, speedometer error, and clearance change.