THIS IS NOT A L.E.G.O T.E.C.H.N.I.C!!! There are a few modifications compared to the original.
Primary are print profiles for A1 printer, but you can monificate for which printer you want (P1, X1, A1 mini)
52 cm long
Tyres need to be printed from TPU.
Worm gear must be printed with 0.1 mm layer height.