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.
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 use Cat NOx-Reduction System, Cat Clean Emissions Module and Cat Regeneration System. All three models are grade-control ready with integrated harnesses from the factory. Cab interiors feature streamlined dash displays and instrumentation. The D6T and D7E offer Eco Reverse Mode, which reduces fuel consumption when the tractor reverses; the D8T’s Enhanced Auto-Shift is said to reduce fuel consumption by up to 6 percent in certain applications.
Models 750K and 850K crawler dozers have been upgraded with a PowerTech 6.8-liter Tier 4-Final diesels with 165 and 205 horsepower, respectively.
The D155AX-8 crawler dozer has an operating weight of 89,300 pounds and is powered by a 354-horsepower Komatsu SAA6D140E-7 diesel
The Cat D6T crawler dozer has been updated for Tier 4 Final with a Cat C9.3 ACERT engine rated at 207 horsepower.
The D7E crawler dozer, with its diesel-electric power train, has been upgraded with three dozing features