E39 (1997 - 2003)
Hello,
I've been thinking about buying some new wheels for my 530. I've been looking at e39 M5 wheels. I can get them in 18x8 or 18x9.5 (rears).
1. Is there a significant weight difference between the m5 (type 65) wheel and my stock '03 530 sport wheel (type 42)? unsprung weight
2. Are...