42100 - Liebherr R 9800

The 42100 Liebherr R 9800 is a LEGO Technic set that was released in 2019. It is a model of the Liebherr R 9800 mining excavator, which is used in large-scale mining operations. This set is one of the largest and most complex LEGO Technic sets ever released, with 4,108 pieces and a high level of detail. It features a number of advanced functions, including a motorized base that can rotate 360 degrees, a motorized arm with a working bucket and boom, and a functioning conveyor belt. The set also includes advanced app control features, allowing you to control the excavator using your smartphone or tablet. You can use the app to operate the excavator's functions, view real-time data and statistics, and perform custom movements and sequences. When fully assembled, the model measures over 15 inches (39cm) high, 25 inches (65cm) long, and 10 inches (27cm) wide. The set is recommended for ages 12 and up and is a challenging and rewarding build for experienced LEGO builders.