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Kids aged 9+ can enjoy twice the fun with this LEGO® Technic™ App-Controlled Transformation Vehicle 42140 set. In a first for LEGO Technic sets, this vehicle toy flips over when it drives into a wall to reveal the second vehicle. No wall? No problem! Kids can turn the model over to switch vehicles. On one side is an aerodynamic tracked racer. On the other side is a tracked exploration vehicle. With suspension, a cockpit and tracks on both vehicles, plus a truck bed on the exploration truck, there’s lots for kids to discover.Sold out
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Pricing Info
Last known price |
Sold out |
€ 159.99 |
Lego retail price | 16.84 ct/brick | € 129.99 |
Lowest price ever | € 76.14 | |
Half-Year Low | € 169.99 | |
Highest price ever | € 169.99 | |
Last known price is 23% above the initial Lego retail price! |
Lego Set price development

Current pricing since January 30th 2025
Amazon pricing is not included in price tracking/graphSet price per store
Delivered to
France

No local delivery
No longer directly available
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![]() | ![]() | € 127.51 | ||
![]() | ![]() | € 124.99 | ||
![]() | ![]() | € 129.95 | ||
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![]() | ![]() | € 139.99 | ||
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![]() | ![]() | € 149.99 | ||
![]() | ![]() | € 148.33 (£ 129.99) | ||
![]() | ![]() | € 149.99 | ||
![]() | ![]() | € 149.99 | ||
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![]() | ![]() | € 133.21 | ||
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![]() | ![]() | € 111.50 | ||
![]() | ![]() | € 108.95 |
~ means with approximated delivery cost and VAT differences, as the actual delivery costs might vary due to item weight and/or dimensions.
Prices and availability may have changed since the last update. Order is purely based on price, compensation by partners has no influence whatsoever on this. Only with equal prices can historical performances influence the order.
Prices and availability may have changed since the last update. Order is purely based on price, compensation by partners has no influence whatsoever on this. Only with equal prices can historical performances influence the order.
Lego Set price development

Amazon pricing is not included in price tracking/graph
Details
Set Title
LEGO 42140 App-Controlled Transformation Vehicle
Alternate description
Fast-action fun in a model that flips!
Pieces
772
Ages
Theme
Monitoring since
January 2022
Building instructions
EAN
5702017155784
Shortlink
User comments about App-Controlled Transformation Vehicle (42140)

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App-Controlled Transformation Vehicle 42140 Features
- 2-in-1 fun – Build the first flip vehicle in LEGO® Technic™ history with this LEGO Technic App-Controlled Transformation Vehicle (42140) set, featuring a tracked racer and tracked exploration vehicle
- See the model flip! – The vehicle flips over when it hits a wall or can be flipped by hand to reveal the brightly colored tracked racer on one side and an orange exploration truck on the other side
- CONTROL+ App – Kids can use the app to steer the vehicle, complete fun challenges and see driver stats. The app automatically switches screens to match the vehicle when the model flips
- Designed for kids aged 9+ – This app-controlled flip car toy features suspension, cockpits and tracks on both vehicles, plus a truck bed on the exploration truck for kids to explore as they play
- Suspension – Both vehicles have bogie suspension, which allows the tracks to adapt to uneven surfaces
- Shock absorbers – 2 shock absorbers drive the ‘pop-up’ function that changes the shape of the vehicle when it flips over. The set also includes 2 large motors and 1 hub
- Dimensions – This 360° double-sided vehicle measures over 4.5 in. (12 cm) high, 10 in. (26 cm) long and 7.5 in. (20 cm) wide