Caterpillar 777

The Caterpillar 777 is a 100-ton haul truck, typically used in open pit mining, manufactured by Caterpillar Inc.^[1][2]

A Caterpillar 777D followed by a conventionally sized dump truck

The first model of Caterpillar 777 was introduced in 1974.^[3] Its diesel engine is capable of putting out 870 horsepower (650 kW). The 777D, introduced in 1996, was powered by a 938-horsepower (699 kW) diesel.

A Caterpillar 777 at the open pit mining site Lhoist in Menden, Germany