This 2-in-1 monster toy truck for kids ages 7 and up, inspired by one of Monster Jam''s most iconic trucks, El Toro Loco (42135), still delivers exciting performance. Kids can now recreate their favourite LEGO brick monster truck with this action-packed LEGO building toy. Fans of the famous monster truck will love to spot its horns, nose ring, teeth and fire graphics, just like the original model. Kids can pull the toy car back then throw it or build their own ramps to perform cool tricks. There are many details to discover in this buildable car model. When kids are ready for a new challenge, they can rebuild their monster truck toy and turn it into a 4x4 LEGO Rock Racer backfriction vehicle. This off-road racing car also includes an authentic rear safety cage. With their vehicles that look like the original models and work like them, LEGO Technic buildable mockups offer a fun introduction to engineering and mechanics for young LEGO builders and make an inspiring birthday gift for kids and teens, in other words the engineers of tomorrow. It contains 247 pieces.