Caterpillar's diesel truck engines were industry leaders, known for reliability, performance, and fuel efficiency. But new technology proved their undoing.

Click here to write a Letter to the Editor. aimlerChrysler’s Truck Group said it expects to begin providing some customers with test models of its 2007 Freightliner trucks equipped with Caterpillar ...

A technology from Caterpillar combines natural gas and diesel, resulting in an engine that provides the low emissions of natural gas, without giving up A technology from Caterpillar combines natural ...

Caterpillar Inc. recently announced the production of the 10,000th engine on the Cat ® C175 diesel platform, which has been used in power generation and other large-scale applications around the globe ...