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Tag Archives: engine torque

How Your Car's Powertrain And Transmission Systems Work

Do you know your powertrain and transmission system transmits engine power to the vehicle's wheels and multiples engine torque to accelerate the vehicle? Nearly 100 years ago cars had two- or three-speed manual transmissions that required an expert hand to operate smoothly. They were noisy, rudimentary systems compared to today's modern powertrain and transmission systems. The vehicle's powertrain and transmission system transmits engine power to the vehicle wheels. It provides for multiplication of engine torque (or twisting force) to accelerate the vehicle from a stop, or for carrying heavy loads in the case of trucks. The system also allows for engine speed reduction at cruising speeds to save fuel and reduce noise. Key components of the system include: - Transmission or Trans-axle - Transfer Case (four-wheel-drive or all-wheel-drive) - Propeller Shaft (drives the rear axle) - Drive Axles (drives the wheels) - Clutch (manual shift) - Torque Conver ... read more

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