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0 votes
0 answers
21 views

Cat D11 Bulldozer (42131) set's calibration always reset

1 vote
1 answer
216 views

Calibration Freeze on D11

6 votes
3 answers
4k views

Is it possible to re-flash the LEGO Spike Prime Hub with Mindstorms Robot Inventor Hub Firmware while retaining all functionality? And if so, how?

-2 votes
1 answer
124 views

Where can I find the assembly instructions of the chinese Ferrari Daytona gold/black variant?

0 votes
0 answers
110 views

Cat D11 calibration starts then stalls

4 votes
2 answers
250 views

Interface A missing PCB

4 votes
2 answers
3k views

What's the maximum pressure one airtank can withstand and how to tell its limit?

4 votes
2 answers
218 views

Does LEGO make a electronically controlled pneumatic valve bank?

3 votes
2 answers
362 views

Size of packaging of Battery Box 88015

7 votes
1 answer
1k views

What is this yellow bulldozer set?

4 votes
1 answer
727 views

Piece in Lego 21327 Typewriter Step 26 can’t be flush as depicted in the illustration

17 votes
2 answers
1k views

How much tension can I expect to get out of a LEGO chains before it starts to give way?

3 votes
1 answer
105 views

Lego 42082 Rough Terrain Crane superstructure does not rotate easily when master selector is set to neutral

9 votes
3 answers
9k views

Is it possible to create a custom differential if I don't have it as a ready-to-use element?

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