F30 改框問題

F30/31 400M 18" wheels:
Fronts
Width: 8J
Offset: ET34

Rears:
Width: 8.5J
Offset: ET47

F30/31 442M 19" wheels:
Fronts
Width: 8J
Offset: ET36

Rears:
Width: 8.5J
Offset: ET47

M4/M3 437M 19" wheels:
Fronts
Width: 9J
Offset: ET29

Rears:
Width: 810J
Offset: ET40

問題1: F30真的沒辦法上437M嗎???

問題2: RC的鍛造框, 各位大大評價如何?

問題3: 日本Work的框, 各位大大評價如何?