As the car speeds up and slows down, the transmission allows the gear ratio between the engine and the drive wheels to change. GMC Jimmy transmissions are of two types - manual and automatic. One should have driven a car with and without an automatic transmission to know the differences between an automatic transmission and a manual transmission.
Automatic GMC Jimmy transmission
An automatic GMC Jimmy transmission is a gearbox that can change gear ratios automatically when the car moves along, thus the driver is free from shifting the gears manually. The automatic transmission and the manual transmission accomplish exactly the same working methodology, but they do it in a slightly different ways. No clutch pedal with an automatic transmission car. The changing of gears according to the speed is completely automatic. It makes the driving very easy and fuel efficient also.
Automatic transmissions were not fuel efficient in earlier times and power of the engine was also not so much. In recent years, with the upcoming of new technology, the six-speed automatic transmissions, high fuel efficiency is supported. The forerunners in the car industry have already adopted this new technology while the MINI Cooper S is planning to have the same in its car.
Manual GMC Jimmy transmission.
In manual GMC Jimmy transmission the gear ratio is achieved by locking and unlocking the different sets of gears to the output shaft. The olden day technology of clutch, brake and gas is still intact to put the car on the speed of our choice. One great thing about the manual operations is the satisfaction the driver gets as having the control over the car.
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