Practice question

What is the function of the shift drum in a motorcycle gear-shifting mechanism?

  1. To translate the rotational movement of the gear pedal into linear movement of the shift forks
  2. To engage the clutch pressure plate when the clutch lever is pulled
  3. To lock the transmission output shaft to prevent the motorcycle from rolling
  4. To drive the speed sensor on the countershaft

Answer: A — To translate the rotational movement of the gear pedal into linear movement of the shift forks

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