Unimog U400 v1.0.0.1

Unimog U400 v1.0.0.1 After several letters from you, the basic model for the U400 is now coming
fully configurable

Version 1.0.0.1
He has already received an AR-SEK802, which is configurable.
He now has his own shop category (hope that's okay, because Ifko's script)

Fault has been corrected:
- Warnings about a colli
- Vehicel Hud ordered
- Devices on the hydraulic front, now lower to the floor
- Adjust the speedometer needles
- Turn the straps up

Enjoy your work on the farm.