Liebherr sets new standards in productivity, reliability and cost- effective operation with the R 9100 mining excavator. This new 100-t excavator is powered by a new Liebherr V12 diesel engine which comply with the USA/EPA Tier 2 emission limits and make highly efficient, economical use of fuel. The R 9100 is based on 50 years of Liebherr experience in the development and construction of hydraulic excavators. Innovative technologies from the manufacturer’s large hydraulic excavator programme, together with well-proven Liebherr components, make this new model ideal for the mining industry’s needs.