As the heavy-duty truck market heats up in 2026, savvy buyers are looking beyond the odometer to the mechanical health of their potential acquisitions. Recent technical advisories from Navistar, ...

The design and tuning of the suspension and driveline often seem to be the last thing on the "to do" list of most hot rodders. Actually, we should say the chassis is last on the list for slow hot ...

There are basically four types of drive axle suspension systems for medium- and heavy-duty trucks: rigid mount, steel leaf springs, rubber blocks and air ride. The choice between systems directly ...