The Liebherr R 9100 mining excavator sets new standards for handling capacity, reliability and operating cost-effectiveness. The latest 100-tonne excavator is equipped with a new Liebherr V12 diesel engine, which will meet all future US/EPA Tier 2 emissions regulations, whilst ensuring a high degree of fuel efficiency. The R 9100 is based on the 50 years of experience that Liebherr has in developing and manufacturing hydraulic excavators. By utilizing innovative technologies from the range of large hydraulic excavators as well as proven Liebherr components, the new model represents an optimal device to meet the mining industry's requirements.