FIELD: agriculture, in particular, units for connecting power and technological modules in the process of accomplishment of agricultural operations. SUBSTANCE: unit has power and technological modules. Drive wheels of power modules are additionally loaded and driven shaft is brought away from supporting surface. Power module is connected with technological module through flexible hitch link, horizontal and vertical hinges and driven shaft spaced from supporting surface. Hitch has mechanism providing rotation of power module relative to technological module. Drive wheels are additionally loaded, with load weight exceeding that of power module. EFFECT: simplified construction, wider operational capabilities and increased drag force of tractor. 2 dwg
