Liebherr - R 918, R 920 and R 922 Crawler Excavator

A video showing the R 918, R 920 and R 922, the three new Liebherr crawler excavator models of the 18-22t range complying with the Stage IIIB exhaust emission standards. These machines respectively replace the R 317, R 900 C and the R 906 Advanced / Classic. Their main benefits are: - A completely new maintenance concept that considerably boosts productivity - Multi-functionality for greater day-to-day flexibility - A Liebherr engine equipped with an oxidation catalyst - Positive Control hydraulic system fo