Trucking Glossary

Learn what a Jake brake is, how it works, when to use it, why it’s loud, and why it’s one of the most important safety features on many semi trucks.

Learn what off-tracking is, why semi trucks cut corners, what causes it, and how CDL drivers safely manage turns to avoid accidents.

Learn what air lines are on a semi truck, how they work, why there are two of them, and what CDL drivers should inspect before every trip.

Learn what an S-cam brake is, how it works, why most semi trucks use it, and what CDL drivers should inspect before every trip.

Learn what landing gear is on a semi trailer, how it works, why it matters, how to inspect it, and common mistakes CDL drivers should avoid.

Learn what a sight-side back is, why truck drivers prefer it, and how it compares to a blindside back when backing a semi truck safely.

Learn what deadhead means in trucking, why truck drivers deadhead, how it affects profits, and how it differs from bobtailing.