Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...

The 205-hp, 235-hp and 310-hp engines in Caterpillar's D6T, D7E and D8T dozers meet Tier 4 Interim emissions standards using the Cat NOx Reduction System and Cat Clean Emissions Module (CEM). Under ...

At the D7E's official introduction event in Peoria, Cat representatives spoke for the first time of the electrically driven bulldozer as a “hybrid-electric” tractor, and candidly discussed the ...

WHAT IS IT? A diesel-electric bulldozer. HOW MUCH? Base price is $560,000; as tested, $600,000. Loading up with options like a heated seat, rear camera, rock guards, GPS tracking device and autopilot ...

D6T, D7E and D8T dozers are not only powered by Cat ACERT engines designed to meet Tier 4-I emissions standards, but also have new features. Net horsepower ratings range from 205 to 310; and engines ...

The Cat D7E features a diesel-electric drive system that boosts productivity and efficiency while lowering operating costs and dramatically reducing fuel consumption. D7E dozers are working in many ...

Caterpillar Inc. unveiled the first-of-its-kind electric drive track-type tractor in ceremonies Tuesday in Building SS. Caterpillar Group President Doug Oberhelman, who takes over as Caterpillar CEO ...

The world's first diesel-electric hybrid bulldozer will carry a price tag that is about $100,000 more, or 20% higher, than a comparable non-hybrid machine. But will pay for itself in about ...

Since its introduction, the Cat ® D7E Track-Type Tractor, equipped with a revolutionary diesel-electric power train, has proved its ability to deliver reliable, low-cost production in a range of ...

Caterpillar's (CAT) earnings report today was cloudy—second quarter profits dropped 66% as sales cratered—but there was a silver lining: the company reported earnings of 60 cents per share, when ...

Caterpillar has launched a new Stage V dozer as part of its D7 equipment range for the European, Australian and New Zealand markets. The D7 is the successor to the company’s D7E model. It is fitted ...