After a few test drives the Biro’s left wheel started to make a cracking sound from the outside. As I assumed it was the bearing I decided to take the wheelmotor apart as the bearing seemed to be replacable.

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Luckily it was a generic part and easy to buy locally for €8,50 each, but ...

I don't use the original speedometer. I have a fardriver display and a galaxy tab covers the original speedometer. As All elektronic Parts from bro are really expensive. I don't use them. I also use vw id3 modules.

I converted a view biros here in Amsterdam using cheap Chinese fardriver 450 controllers.
I also use a cheap Chinese off grid inverter to charge 3 catl 180 amp 4s in series@ 43,2 volt.
With a 200 amp jk bms.
The inverter is able to charge ad 40kw (if your 230 is fused ad 20amp)It also gives you ...