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Practice quizzes / Colorado CDL General Knowledge Practice Questions - Colorado Commercial Driver License General Knowledge Test Exam / Question 72283
Practice question

On the Colorado CDL General Knowledge test, what is the minimum tread depth required for steer axle tires on a commercial motor vehicle?

  1. 2/32 of an inch
  2. 4/32 of an inch
  3. 6/32 of an inch
  4. 1/32 of an inch

Answer: B — 4/32 of an inch

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

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