Made for extreme conditions, the 4x4 Mercedes-Benz Zetros Trial Truck has the power to tackle the roughest terrain. Now you can build your own Lego Technic version of this mighty machine. Enjoy a challenging build then use the control + app to steer the truck and operate the differential locking. Set up obstacles and use the flags to create a trial course. Can anything stop this mighty truck?

Fans of construction toys will love building their own model version of the Mercedes-Benz Zetros Trial Truck. Check out all its awesome functions using the Lego Technic control + app.
This Lego Technic 4x4 Mercedes-Benz Zetros Trial Truck (42129) model is packed with authentic details like working suspension on all 4 wheels, a detailed gearbox and differential locking.
Realistic design features include race-themed stickers plus 2 fire extinguishers. Use the flags to create an obstacle course and test the truck’s skills across different terrains.
This is a great set for adults and kids aged 12 and up to enjoy together. It’s also an awesome toy for young Lego builders looking for a challenging building experience.
The toy truck model measures over 8 in. (21 cm) high, 19 in. (48 cm) long and 7 in. (19 cm) wide.

What's in the box
Lego Technic 4x4 Mercedes-Benz Zetros Trial Truck 42129 Building Kit (2,110 Pieces)