Discover the 4.5V Replacement Motor from the Technic collection - 1 pieces of building excellence.
BrickTsar demonstrates converting a vintage 4.5V train motor to 12V, while 12VTrains explores using the 7864 Transformer to power a 4.5V motor on a 12V track. LeggoMyJamesO showcases the first LEGO train motor released in 1966.