A Look at the LEGO Technic Liebherr R 9800 (42100) and LEGO Technic Control+ App
LEGO reveals 12 new sets from Speed Champions, TLM2, and Technic, including 42100 Liebherr R 9800 mining excavator [News] - The Brothers Brick | The Brothers Brick
LEGO Technic Liebherr R 9800 Excavator 42100 Building Kit (4,108 Pieces)