GearBox is DriveTrain.GearBox:
    .doc: """
    Gearbox for bulldozer model Caterpillar D10T. Without using any split range.
    3 forward and 3 reverse gears.
    See above for further documentation.

    """
    forward_gears: [3.86, 2.15, 1.24]
    reverse_gears: [2.99, 1.72, 0.98]
    initial_gear: 1
