Wheel size 13x500x6, 4-ply smooth tire on 3 piece yellow rim, 3/4" high speed bearings, 5-5/8" centered hub, spacer between inner races.

Wheel size 13x650x6, 4-ply smooth tire on 3 piece yellow rim, 3/4" high speed bearings, 5-5/8" centered hub, spacer between inner blades.