A lower aspect ratio implies a shorter, wider tire. The outlet will also provide service and sell parts for the brand of vehicle that it carries. In some instances, a dealer may dual for another manufacturer's product line. Automatic Transmission A transmission that shifts its own gears according to the prevailing speed, load, and road condition. Also called automatic gearbox.
Operation can be electrical or hydraulic.
Automobile Four-wheeled passenger motor vehicle having a seating capacity for not more than 10 people including police cars and racing cars but not including ambulances or hearses. The gear ratio of the differential gearbox. The axle ratio of the differential reduces the revolutions of the transmission input shaft before it reaches the wheels. Typical automotive axle ratios are in the range of 2.71 up to 4.31. The higher the ratio, the faster the engine will rev at a particular vehicle speed.