Available for ATI's Level Best PD Series Grading Boxes on skid-steer loaders, Trimble® GCS900 Grade Control System enables small contractors to work quickly on complex projects that require 3D machine control and digital designs. Control is suitable for footpaths, parking lots, sidewalks, and other surfaces that require 3D constructable model. Since system is part of Trimble Connected Site® solutions, contractors can wirelessly sync files to machine, track assets, and receive remote support.