# /40 seria opona (współczynnik kształtu)

## Co oznacza /40 w rozmiarze opony?

Współczynnik kształtu /40 oznacza, że bok opony = 40% szerokości sekcji. Dla opony 205/40R16 bok wynosi 82mm.

- [225/40 R18](https://tirefitlab.com/pl/225-40-r18.md)
- [235/40 R18](https://tirefitlab.com/pl/235-40-r18.md)
- [245/40 R18](https://tirefitlab.com/pl/245-40-r18.md)
- [245/40 R19](https://tirefitlab.com/pl/245-40-r19.md)
- [255/40 R19](https://tirefitlab.com/pl/255-40-r19.md)
- [275/40 R19](https://tirefitlab.com/pl/275-40-r19.md)
- [275/40 R20](https://tirefitlab.com/pl/275-40-r20.md)
- [295/40 R20](https://tirefitlab.com/pl/295-40-r20.md)
- [305/40 R20](https://tirefitlab.com/pl/305-40-r20.md)
- [265/40 R22](https://tirefitlab.com/pl/265-40-r22.md)
- [285/40 R22](https://tirefitlab.com/pl/285-40-r22.md)
- [305/40 R22](https://tirefitlab.com/pl/305-40-r22.md)

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Metodologia: https://tirefitlab.com/pl/methodology/