Home › Guides › Tire sizes › G29
BMW G29 Z4 tire sizes (2019–2026)
Factory front and rear tire sizes for every US G29 trim and wheel package by model year, each linked to its source.
Last updated
| Trim | US model years | Front | Rear | Run-flat | Star (*) |
|---|---|---|---|---|---|
| Z4 M40i staggered | 2020–2026 | 255/40R18 | 275/40R18 | ||
| Z4 M40i staggered | 2020–2026 | 255/35R19 | 275/35R19 | ||
| Z4 M40i staggered | 2025–2026 | 255/35R19 | 285/30R20 | ||
| Z4 sDrive30i staggered | 2021–2026 | 225/45R18 | 255/40R18 | ||
| Z4 sDrive30i staggered | 2021–2026 | 255/40R18 | 275/40R18 | ||
| Z4 sDrive30i staggered | 2021–2026 | 255/35R19 | 275/35R19 | ||
| Z4 sDrive30i M Sport staggered | 2019–2024 | 255/40R18 | 275/40R18 | ||
| Z4 sDrive30i M Sport staggered | 2019–2024 | 255/35R19 | 275/35R19 | ||
| Z4 sDrive30i Sport Line staggered | 2019–2020 | 225/45R18 | 255/40R18 | ||
| Z4 sDrive30i Sport Line staggered | 2019–2020 | 255/40R18 | 275/40R18 | ||
| Z4 sDrive30i Sport Line staggered | 2019–2020 | 255/35R19 | 275/35R19 |
Run-flat and star are filled only where a BMW owner's manual or Tire Rack's original-equipment listing confirms them for that year; blank means not confirmed. Check the placard in your driver's door jamb before buying.
Shop these sizes: Shop 255/40R18 at Mavis · Shop 275/40R18 at Mavis · Shop 255/35R19 at Mavis · Shop 275/35R19 at Mavis · Shop 285/30R20 at Mavis · Shop 225/45R18 at Mavis
We may earn a commission if you buy through a store link on this page. It doesn't change the price you pay. Mavis has stores in about 20 states, including New York and New Jersey, so check for one near you first.
All BMW tire sizes G29 model page Tire replacement cost Run-flat and staggered tires
Tires or wheels not recognized after a swap? See tires not recognized and TPMS sensor costs.