Johnh875 came exceedingly close on the last clue. When the whole point of the CC was badge engineering, John’s guess should count as a win, and deserves a hearty congratulations. So, (in a hearty voice) Congratulations!
Moving on. I figure that this one will either be guessed immediately or will be a real stumper. I will give you a hint – it is not a Lancia. Or an Oliver tractor, for that matter. But you knew that already. Good luck.