As far as I know the reason for cabover is much simpler: In Europe the total length of the vehicle is covered by regulations. As total truck length is restricte

As far as I know the reason for cabover is much simpler: In Europe the total length of the vehicle is covered by regulations. As total truck length is restricted you choose a cabover design, to maximize the transport capacity. When it comes to driving, cabover can turn in tighter places, but that's all.