LEGO 42072 Whack! Monster truck

Experience the amazing power and acceleration of this super-fast LEGO® WHACK! model, featuring a lime green, red and gray color scheme with racing stickers, chunky front bumper, large rear spoiler and wide black rims with low profile tires. This advanced building set features a retraction motor and a new-for-December-2017 motor pop-out function that activates in the event of a collision. Combine with the 42073 BASH! pull-back model for extensive play options or to play the WHACK! 'N' BASS! combination model.