Best One Fleet Service of Gas City provides all of east-central and northeastern Indiana with top-notch workmanship in the heavy truck repair industry. Our primary focus is to help you minimize downtime and keep your business moving forward with the products and services you need, always in a timely manner. We offer on-site PM services, advanced engine and aftertreatment diagnostics, mobile welding, mobile DOT inspections, electrical diagnostics, major mechanical repair, and full truck/trailer alignments.

Diagnostic Software: Cummins Insite, Paccar, Detroit, Eaton, Allison, International, and more.