Richmonds = 18 x 7.5 ET51
From CM wheels:
Adelaide/Estoril/Clubsport = 18 x 7.5 ET45
Compared to your existing wheel, this new wheel will have an inner rim which is 6mm further away from the suspension strut. The outer rim will poke out 6mm more than before.
Pretoria = 18 x 8 ET45
Compared to your existing wheel, this new wheel will have an inner rim which is 0.3mm closer to the suspension strut. The outer rim will poke out 12.4mm more than before.
BBS XR = 18 x 8 5x112 ET44
Compared to your existing wheel, this new wheel will have an inner rim which is 0.7mm further away from the suspension strut. The outer rim will poke out 13.4mm more than before.
From
https://www.willtheyfit.com/