Skateboard parts:

Speed controller with remote control: https://www.aliexpress.com/item/32956...

Trucks with hub motors in the rear wheels: https://www.aliexpress.com/item/32967...

The skateboard: https://www.newegg.com/p/03Z-008P-000...

SPIM08HP flat battery cells: http://bit.ly/35Xs8ez

FYI, if you click that SPIM08HP link, then buy something, I'll get a small commission.