I build and incrementally modify a basic LEGO tank using LEGO Technic to see how much weight I can get it to pull!

00:04 Level 1 Baseline
00:33 Level 2 Increase vehicle weight (0.5kg)
01:10 Level 3 Increase grip
01:29 Level 4 Gear down 5:1
01:53 Level 5 Increase vehicle weight (1.5kg)
02:02 Level 6 Gear down 8.35:1 and Increase vehicle weight (2kg)
03:03 Level 7 Increase power 4x large PF motors
03:24 Level 8 Better weight distribution and increase vehicle weight (2.9kg)
03:38 Level 9 Reduce towing friction
04:01 Max tow!

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