Real Physics by Mateoo 1.34.x

Real Physics by Mateoo, works with default trucks. 

You need to change values in your profile with notepad.

My documents > Euro Truck Simulator 2 > profiles > [Your Profile] > config > right mouse button and edit by notepad

We looking for those values and we change it, default values = 1

uset g_suspension_stiffness “0.55”

uset g_trailer_stability “0.45”

uset g_truck_stability “0.35”

Save and exit. Now just run your game and enjoy physics.

Tested on 1.34.x game version