One enduring challenge of engineering commercial pickup trucks is how to make the vehicles ride and handle comfortably when unloaded without diminishing their crucial hauling and towing capabilities. Since 2002, chassis-technology supplier Tenneco has offered continuously variable semi-active suspension (CVSA) systems to address this need, but it soon will launch a simpler, less expensive semi-active damping system called DRiV (Digital Ride Valve). It is aimed initially at pickups and truck-based SUVs.
展开▼
