Ok so after some further research it seems that the bearings that fit into the existing chassis should be 1 3/4" OD (which generally forces a 3/4" ID), which I can pickup almost anywhere. I intend to utilize a 3/4" diameter continuously keyed shaft which I can thread the ends to retain the wheel...
Thanks for the insight, I would say that I will most likely go the route of getting the bearing to fit inside the existing chassis tube and set the axle through it. My main question was attaching the wheel to the axle which it seems like there should be a wheel with a keyed hub which I did not...
I previously traded a 50cc Honda dirtbike for the above mentioned cart as my wife had her concerns with our kids riding the minibike. However I have recently started to get into this project some and I am starting to regret my trade. The po made a mess of the drive axle by grinding down the...