Reviewed by Jason M. Lead Fleet Maintenance Engineer, Kales Vehicle What is a semi-trailer pre-trip inspection and coupling procedure? A semi-trailer pre-trip inspection is a mandatory safety protocol involving the…
Reviewed by Jason M. Chief Structural Engineer, Kales Vehicle What is a pneumatic dry bulk trailer? A pneumatic dry bulk trailer (also known as a cement bulker) is a specialized…
Last updated: March 2026 Reviewed by Jason M. Lead Fleet Maintenance Engineer, Kales Vehicle What is semi-trailer brake fade? Brake fade is the dangerous loss of a commercial truck's stopping…
Last updated: February 2026 Reviewed by Jason M. Lead Fleet Maintenance Engineer, Kales Vehicle What is tire retreading? Tire retreading is the process of applying a new rubber tread to…
Last updated: February 2026 What is the most effective way to optimize heavy-duty truck fuel efficiency? Heavy-duty truck fuel efficiency is optimized by combining aerodynamic hardware (like trailer side skirts…