To study for your Class B CDL, we recommend focusing on Sections 1, 2, 3 and 5 of the Maine CDL Manual. Below are audio files for these Sections provided by the Maine BMV.
Please note that the Maine CDL Manual is sometimes updated so the sections referenced in the audio recordings below might not match up exactly, but the basic information will be helpful for you to pass your CDL exam.
Download the Maine CDL Manual Here
SECTION 1: Introduction
SECTION 2: Driving Safely
SECTION 3: Transporting Cargo Safely
SECTION 5: Air Brakes