Gruber
HobbyMasters
M.L. Toys
KidsWheels
Gruber
HobbyMasters
M.L. Toys
KidsWheels
HobbyMasters M.L. Toys
Gruber
KidsWheels
Anything that doesn't fit somewhere else & general forum updates
#146407
New to this, I tossed in a 12v battery and my son loves the boost, it only has one gear box a 6v one as it originally had a 6v battery maybe 7..

It's a simple forward reverse setup no high low.

My question is should I series the batteries or parallel them? Any tips on installing the second gearbox as far as wiring goes? Should I just piggy back the new gear box in opposite polarity to the other side?

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