Lego Monster Jam Dragon | Lego 42149

Lego Monster Jam Dragon (42149): A Fun and Exciting 2-in-1 Racing Pull-Back Car for Off-Road Stunts

The Lego Monster Jam Dragon (42149) is a thrilling 2-in-1 pull-back truck toy that will captivate children aged 7 and above. This Lego Technic set allows kids to unleash their creativity and immerse themselves in the exciting world of Monster Jam. With its unique design and impressive features, the Lego Monster Jam Dragon is sure to provide hours of entertainment and fun.

Design and Quality

The Lego Technic 2-in-1 Monster Jam set is expertly designed with attention to detail. The fierce dragon spikes, horns, and fiery details give the monster truck toy a realistic and intimidating appearance. The set also includes sticker graphics that allow kids to customize their truck and add their own personal touch. With its vibrant colors and sturdy construction, the Lego Monster Jam Dragon is built to withstand the rough and tumble of off-road stunts.
Lego Monster Jam Dragon - A 2-in-1 build for kids

Features and Functionality


– 2-in-1 Monster Jam set: truck transforms into Crocodile Buggy race car
– Pull-back action: Pull-back action for racing and stunts
– Realistic details: Dragon spikes, horns, realistic colors & stickers for added fun
– Lego Builder app: Lego app for 3D view, progress tracking & skill building
allowing kids to zoom in, rotate, and track their progress in 3D.
– Recreate truck jumps & tricks from the arena
– Pull-back feature to send the truck racing
– Build the Buggy race car off-road vehicle toy
– Dragon Truck looks like its real-life Monster Jam counterpart
– Perfect for Monster Jam fans aged 7+
– Exciting gift for kids of all ages


The Lego Technic Monster Jam Dragon is not just a static model. It is designed to be played with and can perform cool tricks and stunts, just like a real Monster Jam truck. Kids can pull back the motor and watch as the truck speeds along, or they can use their imagination to create their own thrilling Monster Jam adventures. The 2-in-1 design also adds an extra level of versatility and playability, allowing kids to switch between the monster truck and the Crocodile Buggy.
Lego Monster Jam Dragon set lets you recreate scenes from the Moster Jam arena

Pros and Cons
of Lego Monster Jam Dragon


– Versatile 2-in-1 design allows for more play options and value for money
– Pull-back action for fast-paced racing and stunts
– Realistic design with dragon spikes, horns, and fiery details
– Intuitive Lego Builder app for easy building, zooming, rotating, and progress tracking
– Can be rebuilt into a Crocodile Buggy for added fun
– Customizable with sticker graphics
– Encourages imaginative play and creativity
– Compatible with other Lego Technic sets
– Suitable for Monster Jam fans aged 7 years and above
– Realistic movement and mechanisms introduce kids to engineering concepts


– Instructions may be tricky for some, especially inexperienced builders
– Technic assembly can be challenging for younger children
– Not as visually appealing as some other trucks in the series
Lego Monster Jam Dragon - Pull-back action for fast-paced fun

Tips and Tricks for Users

– Before starting the building process, make sure to organize the pieces and follow the instructions step by step.
– Take advantage of the Lego Builder app to explore different angles and get a better understanding of the model.
– Encourage creativity by allowing kids to customize their truck with their own sticker graphics or additional decorations.
– To ensure the longevity of the set, store it in a safe place and avoid exposing it to extreme temperatures or moisture.


Q: How many pieces are included in the Lego Monster Jam Dragon set?
A: The set contains 217 pieces.

Q: What is the recommended age range for this set?
A: The Lego 42149 is suitable for kids aged 7 and above.

Q: Can the Lego Monster Jam Dragon be combined with other Lego sets?
A: Yes, the Lego Monster Jam Dragon is compatible with other Lego Technic sets, allowing kids to expand their collection and create even more exciting models.
Using the App - you can Zoom in, Rotate and Track progress of Lego Monster Jam Dragon set

User Experiences and Testimonials

Users have expressed mixed opinions about the Monster Jam Technic set. While some found the instructions to be tricky, even for experienced crafters, others mentioned that it was a great activity to do together with their child. One user mentioned that their 6-year-old had some difficulties with assembly, but it was still a fun experience. Another user highlighted the convenience of the 3D instructions available on the Lego Builder app, which helped their 5-year-old understand the exact placement of pieces. The set was praised for including all the necessary pieces and for having a second build option. However, some users felt that the set was smaller than expected and not as visually appealing as other trucks. Overall, it seems that the set brought joy to children, especially those with special needs, and provided an engaging building experience.
Lego Monster Jam Dragon is a fun gift for Monster Jam fans


The Lego Monster Jam Dragon is a fantastic building set that combines the thrill of Monster Jam with the creativity of Lego Technic. With its 2-in-1 design, realistic details, and pull-back action, this set offers endless play possibilities for children aged 7 and above. Whether they choose to build the monster truck or the Crocodile Buggy, kids will be delighted by the hours of fun and excitement that the Lego Monster Jam Dragon provides. So, unleash your inner monster truck enthusiast and embark on an unforgettable building adventure with the Lego Monster Jam Dragon!