car at M030 ride height, front camber -2.5, rear camber -1.8.
Ruf 18" wheels:
front 8.5" wide, ET 58 with 13 mm spacer = ET 45, Continental DW 225/40
rear 10" wide, ET 66 with 21 mm spacer = ET 45, Continental DW 265/35
OZ 18" wheels:
front 8.5" wide, ET 53 with 7 mm spacer = ET 46, Nitto NT01 245/40
rear 10" wide, ET 40, Nitto NT01 275/35