Hitch – Ground Contact Distance parameter defines the distance in meters, measured on the tractor’s longitudinal axis, between the tractor hitch point for dragging implements and the center of the implement wheel. In conjunction with other two parameters – Antenna – Hitch Distance and Hitch – Boom Distance, the GeoNave system builds the drawbar implement geometry shown graphically on the navigation screen.

Hitch – Ground Contact Distance parameter presence within Work menu depends on the Hitch Type parameter setting as Drawbar.

The image below shows the Hitch – Ground Contact Distance parameter setting screen, containing the self-explanatory image of its meaning.