275/40R18 Tires
12 resultsSearch tires by size
Find it on your tire sidewall, e.g. 215/60R16
Made 2026
MAX DRIFTING Z1
Made 2026
MAX RACING 86S
Made 2026
STORMZ RS
Made 2025
ADVAN SPORT V107
Made 2026MAXCONTACT MC 7
Made 2025POTENZA SPORT
Made 2026POTENZA SPORT EVO
Made 2025
PRIMACY 3 ZP
Made 2026
PILOT SPORT 5
Made 2026
PILOT SPORT 4 ZP
Made 2026
PRIMACY 3 ZP
Out of stockPOTENZA SPORT
How to read 275/40R18
The size 275/40R18 gives three measurements: tread width 275 mm, sidewall height 110 mm (40% of the width), and rim size 18 in. Overall diameter is 677 mm (about 26.7 in). One full turn covers 2.13 m, or 470 turns per km.
To learn what each number means, read How to read a tire size
Cars with 275/40R18 as the factory size
- BMW 5 Series (F10) · 2010–2017 (rear)
- BMW 5 Series (G30) · 2017–2023 (rear)
- Mercedes-Benz E-Class (W213) · 2017–2023 (rear)
Based on the factory sizes we see most often. Different trims of the same model may use different sizes. Confirm with the numbers on your current tire's sidewall.
Other 18-inch sizes in stock
Other 18-inch tire sizes in stock now. Tap a size to see prices and models.
The sizes above are not substitutes. They are just other sizes for the same rim that we have in stock. Switching sizes depends on your car's actual rim width, load index, and wheel-well clearance, which this website can't check. To switch sizes, send a photo of your current tire's sidewall and your car model to LINE @subphaisal and our technicians will help.
