LEGO Technic Mercedes-Benz Arocs 3245 42043 Building Kit Build one of two fully-featured Mercedes-Benz construction vehicles with one of the largest LEGO Technic sets ever! Includes large motor and new advanced pneumatic system LEGO Technic building toys are compatible with all LEGO construction sets for creative building The Arcos 3245 is over 12 high, 21 long and 5 wide 2793 pieces  For boys and girls between the ages of 11 and 16 years old