17" will be an easy fit, 18" square should be OK, 18" staggared can be tricky depending how low, and what tires you use.
I have a set of 17's from E39 in very good shape for sale right now.
Specialized in BMW recycling, all OEM used parts
Up to 90% off new cost!!!
Most models E30 E36 E46 E90 E92 E93 E34 E39 E60 E32 E38 E65 E66 X3 X5 M3 M5 Z4
2nd location opening SOON!!!!
Call 11-8PM 416 821-2578
New inventory daily. 50+ cars in stock!