Device on an internal combustion engine and internal combustion engine

Compensating device of an internal combustion engine comprising a pair of balancer shafts (4, 4 '), which are designed for counter-rotation to one another, each compensating axle (4, 4'), front and rear main weight units (5, 5 '; 6, 6') to the mass moment balance in operation includes, being formed for the mass force balancing operation in additional weight elements (7 and 7 '). The additional weight members (7, 7 ') on the respective driving wheels (8, 8') is formed, and the auxiliary weight members (7, 7 ') are mirror-symmetrical to the respective drive wheels (8, 8') is arranged. The invention also relates to an internal combustion engine and a vehicle.