Do Heavy Trucks Have Automatic Transmissions?
1 Answers
Heavy trucks do have automatic transmission models. Here are the specific details about heavy truck transmissions: 1. Smoothness: Trucks have more gears, which means the speed ratio difference between gears is smaller. This results in less jerking during gear shifts and a smoother ride. Additionally, most heavy trucks use diesel engines that operate at lower RPMs, making more gears more convenient for vehicle control. 2. Rationality: More gears ensure that the engine can stay within the economical RPM range at various driving speeds, improving fuel efficiency and reducing unnecessary fuel consumption. 3. Power Stability: Most heavy trucks are diesel-powered with lower operating RPMs (around 1,000 to 2,500 RPM). Having more gears enables stable power output under different road conditions.