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Medium-Duty

API Launches New Diesel Oil Service Symbols: CL-4 and FB-4

API launches CL-4 & FB-4 diesel oil symbols. Part of the new PC-12 spec, these marks support next-gen engine performance and emissions.

Mack Protect Comes to Mack's Medium-Duty Lineup

Mack Protect for medium-duty trucks is here: bringing heavy-duty safety tech to the Mack MD Series to reduce downtime.

Workhorse Announces 100 Vehicle Purchase Order from Purolator

Workhorse secures a 100-unit electric van order from Purolator, doubling their WKHS fleet. Deliveries are slated for 2026.

Harbinger HC Series: New Electric & Hybrid Medium-Duty Work Truck

Harbinger’s HC Series offers electric & hybrid medium-duty LCF trucks with 500-mile range and 15kW exportable power. Now available , they offer top maneuverability and higher payload than traditional trucks.

Custom Truck One Source Showcases Latest Load King Innovations at The Work Truck Show 2026

​Custom Truck One Source, Inc., a leading provider of specialized truck and heavy equipment solutions, unveiled its latest Load King Manufacturing innovations last week at The Work Truck Show 2026 in Indianapolis.