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Power Transmission

GLL168852Courtesy of VOLVO CARS CORPORATION
  1. Bevel gear:  Transmits torque from transmission to propeller shaft. Always rotates at the same rate as the front wheel pair.
  2. Propeller shaft:  Transmits torque from front axle (bevel gear) to rear axle. Always rotates at the same rate as the front wheel pair.
  3. Active On demand Coupling (AOC):  At four-wheel drive, the AOC transmits torque from the propeller shaft to the rear wheel pair. Rotates at four-wheel drive.
  4. Differential gear:  Transmits the force to the rear wheel pairs. Rotates at the same rate as the front wheels at four-wheel drive.
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