275/65R18 or 33x12.5R18 ?

[Left Coast Geek]

Can I fit 33x12.5R18's on a Expy that has 275/65R18's without any other mods ? the 33's are 12.5" section width, the 275/65 are 10.9", so a bit over 1/2" on each side, diameter is 32.5 vs 32.

 

[stoneblue2024]

Id also like to know. 2024 xlt max. 275/65r18 stock. Would love to go to 33. Let me know if you try or hear about someone doing it, Ill do the same.