The Cat D11 Bulldozer is a Technic masterpiece.
The Cat D11 Bulldozer is a Technic masterpiece. With over 3,800 pieces, it's an incredibly detailed and functional model of the real-world construction icon, featuring a working app-controlled system.
This set is perfect for experienced Technic builders and construction equipment enthusiasts. It offers a challenging and rewarding build experience, resulting in an impressive display model with advanced motorized functions.
Skip this if you're new to Technic or prefer smaller, less complex builds. Consider simpler Technic sets or models from other themes like LEGO City for a less demanding experience.
Not Financial Advice: Content is for educational purposes only. Past performance doesn't guarantee future results. Full disclaimer
Celebrate a hero of the construction world as you build a replica version of the biggest Cat® dozer with this LEGO® Technic™ App-Controlled Cat® D11 Bulldozer (42131) kit. This large set lets adults enjoy quality ‘me time’ focusing on their passion. Just like the real Cat® bulldozer, this model is built in modular sections. LEGO fans will love the new-for-October-2021 LEGO element – a large track that can be tightened and loosened. And the build is just the start! With many authentic features and functions packed into this model, there’s lots to discover.
Take control of your bulldozer model
Use the CONTROL+ app to operate and explore this heavy-duty machine. Use the app to drive and steer. The app delivers realistic movement as you raise, lower and tilt the blade or raise and lower the ripper and ladder.
Explore engineering
LEGO Technic buildable models feature realistic movement and mechanisms that let LEGO builders explore engineering concepts in an approachable and realistic way.
Plate 3 x 3
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Sariel's Bricks & Pets provides a comprehensive review of the 42131 Cat D11 Bulldozer, including a parts list and speed build, while comparing it to the 8275 Bulldozer. TTPM Toy Reviews praises the app-controlled functionality and detailed design but notes the need for 6 AA batteries and the high price point, giving it a 4.5/5 star rating.