Rubber track unit for vehicle

A track unit for a crop harvesting vehicle, the unit comprising:

• a track,
• a chassis,
• a drive sprocket,
• a front and rear guide wheel and
• one or more bogies,
• wherein a cutter is non-rotatably mounted on at least one of the outer faces of the rear guide wheel, in a position where said rear guide wheel is in direct contact with the track, the cutter (51) being configured to cut crop material that is transported upwards between the rear guide wheel and the track when the track unit moves forward;
• wherein said rear guide wheel comprises a non-rotatable axle with one or more wheels rotatably arranged on said axle, with a plate immovably connected to an end face of said non-rotatable axle and said cutter being fixed to said plate;
• wherein a side plate is fixed to one or two of said wheels, on the same outer face as said immovably connected plate, and comprising a ring portion that extends outward radially with respect to said immovably connected plate, and wherein the cutter is fixed to an edge area of the immovably connected plate while overlapping said ring portion and the side surface of the track.

An agricultural vehicle comprising:

• at least one track unit comprising:
• a track, a chassis, a drive sprocket, multiple guide wheels, and at least one bogie,
• the at least one bogie comprising at least two pairs of wheels, wherein a wheel of each of the at least two pairs of wheel are mounted on either side of a longitudinal portion of the bogie arranged along a longitudinal axis of the at least one bogie,
• wherein the wheels of the at least two pairs of wheel are mounted on a transversal axle portion, said axle portion being rotatably mounted to the longitudinal portion for rotation about said longitudinal axis such that said bogies can pivot about said longitudinal axis allowing transversal oscillation of a bottom portion of said bogies.