Anyone who loves powerful toy trucks and construction toys will have lots of fun building this LEGO Technic 4x4 Mercedes-Benz Zetros Trial Truck (42129) model. Packed with realistic features, this truck toy offers an engaging build for adults and kids aged 12 and up. Open the cab doors and hood. Check out the working suspension on all 4 wheels and open the service hatch to inspect the gearbox. The model also features a detailed engine with spinning radiator fan. In a first for LEGO Technic, this model has differential locking. Lock and unlock the differentials using the app to maneuver the truck over rough terrain. With this model, the build is just the start. Use the CONTROL+ app to put this mighty machine to the test. Use the different control screens to steer and operate the differential locking. With challenges and achievements in the app, there are so many ways to play.

A great gift for fans of trial trucks

Get ready for action! Kids and adults who love RC vehicles will relish this exciting building challenge.

Bust through obstacles

Create your own obstacle track and put this authentic trial truck to the test.

An engaging building challenge

This set offers an advanced building challenge for anyone interested in big vehicles and engineering.

Take charge with the CONTROL+ app

Download the CONTROL+ app to unlock a world of exciting driving options and fun challenges.