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Drivetrain

Clutch

A friction device connecting and disconnecting engine power to the transmission.

Definition

Clutch capacity must exceed engine torque to avoid slip under load.

Performance clutches may chatter but handle higher power.

Related terms

  • TransmissionThe gearbox selecting gear ratios between engine and drive wheels.
  • DifferentialA gearbox allowing drive wheels to rotate at different speeds while turning.
  • DriveshaftA rotating shaft transmitting torque from transmission to differential in RWD an
  • Limited-Slip DifferentialA differential that limits speed difference between left and right wheels under
  • Final Drive RatioThe ring-and-pinion ratio multiplying torque before it reaches the wheels.
  • Torque ConverterA fluid coupling in automatic transmissions multiplying torque at low speed.

Category: Drivetrain · Updated August 31, 2026