There are 2 variants one has all the axels working and the other has the midle axel lifted.
Do not put them both variants in the mod folder at once. Replaces MAN all classes.
Install: put scs file into mod directory, then everything should be OK.
Credits: Original truck SCS Software, Modified by Cristinel to MAN TGX 6×2
Download: MAN_TGX_6x2.rar (5.29 MB)