Pretty standard dimensions for 2.2 inch RC wheels. The 2wd fronts use 8mm x 3mm ball bearings. The rears and the 4wd fronts use the standard 12mm hex.
I suggest PETG for strength, but it might work fine with PLA, I just haven't tried that.
Other rim designs I have:
6 Spoke https://www.prusaprinters.org/prints/16920-22-inch-offroad-rc-car-rims-6-spoke
Dials https://www.prusaprinters.org/prints/16921-22-inch-offroad-rc-car-rims-dials
Printer Brand: Prusa
Printer: I3 MK3S
Rafts: No
Supports: Yes
Resolution: .15mm
Infill: 50%
The author marked this model as their own original creation. Imported from Thingiverse.