2022 BMW 3 Series Tire Size Factory tire sizes, bolt pattern & tire pressure
Tire Sizes
225/45R18, 255/40R18, 225/40R19, 255/35R19
Bolt Pattern
5x112
Offset
27-45
Tire Pressure
35/38 PSI
Tire Sizes by Trim
| Trim | Tire Size | Bolt Pattern | Pressure (F/R) |
|---|---|---|---|
| 330i | 225/45R18, 255/40R18 | 5x112 | 35/38 PSI |
| 330i xDrive | 225/45R18, 255/40R18 | 5x112 | 35/38 PSI |
| M340i/M340i xDrive | 225/40R19, 255/35R19 | 5x112 | 35/38 PSI |
Alternative Tire Sizes
These sizes are within 3% diameter of the factory 225/45R18 and may fit the 2022 BMW 3 Series.
225/50R17 Safe
0.4% · same width · -1" rim 215/60R16 Safe
0.7% · -10mm · -2" rim 235/55R16 Safe
0.8% · +10mm · -2" rim 245/35R19 Safe
0.8% · +20mm · +1" rim 225/55R16 Safe
0.9% · same width · -2" rim 245/40R18 Safe
1.0% · +20mm · same rim 235/50R17 Safe
1.1% · +10mm · -1" rim 205/60R16 Safe
1.1% · -20mm · -2" rim
Related Comparisons
215/55R17 vs 225/45R18 Midsize sedan sport upgrade 215/50R17 vs 225/45R18 Midsize sedan rim upgrade 245/35R19 vs 255/35R19 Performance width upgrade 255/35R19 vs 275/30R20 Performance plus-one aggressive 225/45R18 vs 235/40R18 Wider with lower profile 225/45R18 vs 235/45R18 Width upgrade on 18-inch 225/45R18 vs 245/40R19 Sport sedan plus-one wider
Tire Maintenance Tips for the BMW 3 Series
Proper tire maintenance extends tire life and keeps your 2022 BMW 3 Series safe on the road. Follow these guidelines from NHTSA:
- Check tire pressure monthly — the BMW 3 Series requires 35/38 PSI (front/rear). Check when tires are cold, before driving.
- Rotate tires every 5,000–7,500 miles — this ensures even wear across all four tires, especially important for vehicles with staggered setups.
- Inspect tread depth regularly — the legal minimum is 2/32", but most experts recommend replacing tires at 4/32" for adequate wet traction.
- Check the DOT date code — tires older than 6 years should be inspected by a professional, regardless of tread depth. The 4-digit DOT code on the sidewall shows the week and year of manufacture.
Choosing Alternative Tires
When replacing tires on your 2022 BMW 3 Series, stay within 3% of the factory tire's overall diameter to avoid affecting your speedometer accuracy, ABS calibration, and traction control. The factory bolt pattern (5x112) and offset (27-45) must also match.
Always verify any alternative size with a qualified tire professional before purchase. For more information on tire safety, see the NHTSA Tire Ratings Search.