McLaren MCL39

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McLaren MCL39

LEGO® Technic™ McLaren MCL39 F1® Car (42228): Your Garage Just Got a Pole Position

Start your engines figuratively, because the V6 in this one is made of plastic. The LEGO Technic McLaren MCL39 is a 1:8 scale replica of the 2025 McLaren F1® car, and it’s built for adults who think a challenge is a feature, not a bug.

Quick start information
  • F1 CAR BUILDING KIT – Race to glory with this detailed LEGO Technic McLaren MCL39 F1 Car (42228) model kit for adults ag…
  • AUTHENTIC FEATURES & FUNCTIONS – Explore the car’s realistic details, including push-rod and pull-rod suspension, steeri…
  • V6 ENGINE & DRS ACTIVATOR – Remove the engine cover to examine the F1 car model’s V6 engine, then check out the 2-speed …

Bring the 2025 FIA Formula 1® Constructors’ Championship winning car model to your collection! Relive the excitement of F1® racing with the recreation of the 2025 season McLaren MCL39 F1 car.

At 1,675 pieces, this isn’t a quick Sunday-afternoon build. You’ll put together the steering, suspension, gearbox and differential piece by piece, which means you’ll know exactly what’s going on under the bodywork. No pit crew required, but it’s a nice father-son project! These memories will stay with you forever!

What makes it worth the build:

Working DRS. Flip the rear wing open and pretend you’re setting up a pass down the main straight.

Removable engine cover. Pop it off to show off the V6 engine, because the best part of an F1 car is the part you’re not supposed to see.

Real mechanical details. Steering, suspension, gearbox and differential all come together as you build, so it’s as satisfying to assemble as it is to look at.

“Real” here is not a figure of speech or a gimmick; you’ll see the engine pistons going up and down as the engine rotates, gearbox, differential, and steering in action!

The suspension works and follows the same configuration as the real car: pullrod at the front and pushrod at the rear. You’ll understand and enjoy how a real F1 car’s suspension works!

The LEGO Builder app. Zoom, rotate, follow the 3D instructions, and save your progress. Handy when you’ve been staring at gray pieces for three hours.

When it’s done, it makes a seriously good display piece. Put it on a shelf, call it your victory lap, and accept the compliments. It’s also a great gift for the motorsport fan in your life (or for yourself, we won’t tell).

And if one Technic car isn’t enough, there’s a whole lineup of LEGO Technic vehicle sets for adults, each sold separately, so you can build out the dream garage you’ve been planning since you were a kid.

Detailed specifications

Specifications

And that’s a wrap! We packed this review with as many photos and technical details as we could get our hands on, so you can inspect every wing, wishbone and gear before the box ever hits your doorstep.

If this build has you itching to expand your LEGO Technic garage, consider this your friendly pit-lane nudge: there’s always room for one more car on the shelf (and if your partner disagrees, we recommend a strategic “it’s an investment”).

Thanks for hanging out with us and for being part of this audience!

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Pit stop over, see you at the next build!