Amazon.com: LEGO Technic App-Controlled Cat D11 Bulldozer 42131; A True-to-Life Replica of an Iconic Construction Machine (3,854 Pieces) : Toys & Games
LEGO Technic Cherry Picker : Toys & Games - Amazon.com
42031 B Tow Truck LEGO® Technic Manual at the Brickmanuals Instruction Archive - YouTube