E. LearndmvDMV PRACTICE
Find your state Exam types Practice tests Sign in Create account ↗
Practice quizzes / Georgia CDL Air Brakes Test Practice Questions - Georgia Commercial Driver License (CDL) Air Brakes Knowledge Test Exam / Question 90258
Practice question

Under Georgia DDS Section 5 air-brake guidance, what is the typical maximum pushrod travel allowed for a common Type 30 brake chamber with a manual slack adjuster?

  1. About 1/4 inch
  2. About 2 inches
  3. About 4 inches
  4. About 6 inches

Answer: B — About 2 inches

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

Practice more: Georgia CDL Air Brakes Test Practice Questions - Georgia Commercial Driver License (CDL) Air Brakes Knowledge Test Exam →
Learndmv.

Thoughtful practice for the road ahead. Find permit, road signs and CDL preparation by state.

Explore

Practice by stateAll practice testsExam types

Your account

My profilePractice historyAccount security

Get started

Create accountSign inSitemap
© 2026 LearndmvIndependent practice resource · Not affiliated with any state DMV.