Practice question

Which answer best matches the official guidance for rear trailer height before dolly coupling?

  1. Level with the tractor bumper
  2. Slightly lower than the center of the fifth wheel
  3. Much higher than the fifth wheel
  4. Low enough for landing gear to drag

Answer: B — Slightly lower than the center of the fifth wheel

The correct answer is shown above. Try the full quiz for additional practice.

Practice more: FL CDL Doubles Triples Practice Questions - Florida CDL Doubles and Triples Endorsement Test Exam →