Driving
This is the ability to drive a specific type of ground vehicle.
Make an IQ-based Driving roll for basic map reading, to diagnose simple malfunctions, or to recall rules of the road.
You must specialize:
Automobile: Any vehicle with three or more wheels that weighs less than 5 tons and does not move on rails. Defaults: Heavy Wheeled-2 or other Driving at -4.
Construction Equipment: Any kind of bulldozer, crane, plow, etc. Default: other Driving at -5.
Halftrack: Any vehicle that moves on tracks and either wheels or skids. Defaults: Tracked-2 or other Driving at -4.
Heavy Wheeled: Any vehicle with three or more wheels that weighs 5 tons or more and does not move on rails. Defaults: Automobile-2 or other Driving at -4.
Hovercraft: Any kind of air-cushion vehicle. Default: other Driving at -5.
Locomotive: Any vehicle that moves on conventional or maglev rails. Default: other Driving at -5.
Mecha: Any kind of legged, bouncing, rolling, or slithering vehicle. Defaults: Battlesuit-3 or other Driving at -5.
Motorcycle: Any powered one- or two-wheeled vehicle, including those with sidecars. Large motorcycles often have a Minimum ST, just like a weapon. Default: Bicycling-4.
Tracked: Any vehicle that moves on tracks. Defaults: Halftrack-2 or other Driving at -4.
Note that the ability to "drive" a team of animals is not Driving, but Teamster.
Modifiers: -2 or more for bad driving conditions; -2 or more for a vehicle in bad repair; -2 for an unfamiliar control system (e.g., an automatic when you are used to a manual); -4 or more for a vehicle of an unfamiliar type within your specialty (e.g., a race car when you are used to stock cars).