Heavy-Duty Excavator
42121

Description
Take on the toughest construction site challenges with this rugged LEGO® Technic™ Heavy-Duty Excavator. Check out the driver’s cabin, then rotate the body and move the arm just like on a real excavator. Raise and lower the shovel to transport the stones and use the 4 cones to mark out your route. Ready for an exciting new challenge? Rebuild your model into a cool tracked tractor with backhoe.
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Building Instructions
42121 Heavy-Duty Excavator
42166
LEGO® Technic
NEOM McLaren Extreme E Race Car
Ready to race off-road? The NEOM McLaren Extreme E Race Car is designed to race in some of the world’s most remote areas. Now you can build a LEGO® Technic™ replica of this amazing off-road car and see what it can do. Check out the chunky tires and use the pull-back function to send the car speeding along. Then imagine celebrating on the podium, just like a real Extreme E driver!
42168
LEGO® Technic
John Deere 9700 Forage Harvester
For a productive harvest on a grand scale, you need a mighty machine. And they don’t come much mightier than the John Deere 9700 Forage Harvester. Now you can build your own LEGO® Technic™ version of this powerful machine complete with a forage header tool on the front. Raise, lower and spin the forage header to replicate the actions of a real crop-cutting machine.
42149
LEGO® Technic
Monster Jam™ Dragon™
Think you can handle the heat of Monster Jam™? It’s time to put your skills to the test with the LEGO® Technic™ Monster Jam Dragon™ set. Build the truck, with its fierce dragon spikes, horns and fiery details. Then pull back the motor to send it speeding along – or perform cool tricks like a real competitor! When it’s time for something new, rebuild the truck into a Crocodile Buggy.
42159
LEGO® Technic
Yamaha MT-10 SP
Immerse yourself in the world of hyper naked motorcycles with this LEGO® Technic™ Yamaha MT-10 SP building kit for adults. This model features authentic detailing inspired by Yamaha’s flagship Hyper Naked range, and the stripped-back aesthetic honors the premium styling of the real-life version. The set comes with a stand so you can display your model in tribute to your passion for Yamaha.
42163
LEGO® Technic
Heavy-Duty Bulldozer
Let’s get moving! There’s lots of work to be done at the construction site. Luckily the LEGO® Technic™ Heavy-Duty Bulldozer is here to help. Have fun building the bulldozer then push it along to test out its tracks. Turn the element to lift and lower the blade. What jobs will you find for this mighty bulldozer?
42145
LEGO® Technic
Airbus H175 Rescue Helicopter
Want to discover how a helicopter works? Here’s your chance! With this LEGO® Technic™ Airbus H175 Rescue Helicopter set, you’ll build your own search and rescue helicopter. See how the different parts work together – just like they do in a real helicopter. Features and functions include a spin rotor, tail rotor, retractable landing gear, cowling, winch and spinning engine.
42141
LEGO® Technic
McLaren Formula 1™ Race Car
Fuel your passion for motorsport with this LEGO® Technic™ McLaren Formula 1™ Race Car set for adults. The launch of a new Formula 1 race car is always a momentous occasion. And for 2022, the LEGO designers worked closely with McLaren Racing as both sets of experts developed their models at the same time. Now it’s time for you to take the wheel and assemble all the details of this impressive model.
42146
LEGO® Technic
Liebherr Crawler Crane LR 13000
Ready to build the ultimate construction machine? This impressive version of one of the world’s most powerful cranes is one of the largest models in the LEGO Technic range (as of August 2023). Enjoy a rewarding build assembling all the realistic details of this Liebherr Crawler Crane LR 13000 model. Then admire your work as you explore its features and functions using the CONTROL+ app.
42162
LEGO® Technic
Bugatti Bolide Agile Blue
Ready to meet a rebel? The Bugatti Bolide stretches the possibilities of motorsport technology. And now it’s your turn to build this iconic race car with the LEGO® Technic™ Bugatti Bolide Agile Blue set. Show off the car’s details, including a working W16 engine, steering and scissor doors, and add the sticker details to complete its striking looks.
42158
LEGO® Technic
NASA Mars Rover Perseverance
Ready for your mission to Mars? It’s time to build a replica model of NASA’s Mars Perseverance Rover and its companion helicopter Ingenuity. Check out the articulated suspension that lets the rover travel across uneven surfaces on all 6 wheels. Try the advanced 2-mode steering and move the rover’s arm. Explore further with the AR app that reveals details about Mars, the rover and its mission.
42153
LEGO® Technic
NASCAR® Next Gen Chevrolet Camaro ZL1
Ready to race? It’s time to become a NASCAR® champion with the LEGO® Technic™ NASCAR Next Gen Chevrolet Camaro ZL1. Take your love for motorsport to the next level as you build your own authentic next gen NASCAR version of the Chevrolet Camaro. Then explore its features, like the steering, opening hood and V8 engine with moving pistons. Finally, when the action is over, the model looks great on display.
42160
LEGO® Technic
Audi RS Q e-tron
Ready to build a replica model of one of the world’s most innovative electric rally cars? The Audi RS Q e-tron has proven itself in the world’s toughest off-road rally: the Dakar Rally. Now you can build your own model version of this trailblazing car. Assemble all of the car’s authentic details, like the independent suspension on each of the 4 wheels. Then bring it to life using the CONTROL+ app.
LEGO® Technic Videos
LEGO® Technic
Are you ready to Hack the Pull Back?
Our little Pull Back motor can be used in (literally) millions of ways. So to see exactly how many, we want YOU to hack it and rebuild it into something totally awesome and unique!
LEGO® Technic
Meet the female stars of motorsports
We’re celebrating the achievements of female drivers in motorsport. - Sports car racing driver Christina Nielsen from Denmark was the first woman to win a major full-season Sports Car Championship in North America. - The first woman to compete in a Formula 1 race was Italy’s Maria Teresa De Filippis in 1958. - The woman who competed in the most F1 Grands Prix is Italian driver Lella Lombardi. - There have also been several female test drivers and development drivers in motorsport including Susie Wolff and Jamie Chadwick.
LEGO® Technic
Episode 02 - Collaboration & Problem-Solving
The kids pair off to show off their off-road buggies.
LEGO® Technic
LEGO® Technic reindeer sleigh!
Santa got a bit of help this year with his sleigh. Check out this cool LEGO® Technic sleigh created by @sariel’s workshop! This fully remote-controlled reindeer sleigh uses LEGO Technic Power Functions motors to propel, steer and reverse.
LEGO® Technic
Making the impossible possible
Is it possible to move the largest Volvo vehicle in the world 50 meters using LEGO® Technic elements? Watch the video then make up your own mind.
LEGO® Technic
Freestyle Technic Tow Truck build!
What do you do when you reaaalllly want to build a classic vehicle like the vintage LEGO® Technic Tow Truck... but it’s no longer available? Do you a) give up...it’s impossible! Or...b) get creative and build an awesome and exciting new version using a LEGO Technic Jeep® Wrangler? (Hint – the answer is b...) Our favorite part HAS to be that awesome towing rope on the back, how about you? What modifications would you make on a build like this?
LEGO® Technic
Brilliant board game hack!
Check out this cool video to see how Bre hacks a LEGO® Technic™ pull-back motor to create a board game timer. Feeling inspired? What cool hacks can you invent?
LEGO® Technic
Hack the… Hand Heli
Make a simple but effective propeller that you can launch across rooms!
LEGO® Technic
LEGO® Technic CONTROL+
Meet the most immersive play experience ever from LEGO® Technic: A richer way of controlling your vehicles through new electronic components and a free app for your smart device, working together to bring your play closer to how real-life vehicles function. CONTROL+ equals realistic multi-function control plus new awesome possibilities – like automation, authentic sounds, alternative ways of control, challenges and achievements and live data feedback from your model.