dirt bike

Hello fellow electric bike enthusiasts, discord.gg/yCQbNhmWd2 I recently had the pleasure of purchasing and riding the Ori electric dirt bike, and I wanted to share my experiences with this innovative off-road machine. I won't sugarcoat it; I'll provide you with an honest and objective review...

How would I go about building a DIY bike using a hub motor, like the qs273/205? I'm looking for something like the Sur Ron but much faster. And if you don't feel like explaining could you link sources so i could learn about the functioning of diy ebikes? I'm talking controllers, battery, power...