| Manufacturer & Part # | Description | Note |
| BCA/NATIONAL Part # 2720 | Taper Bearing Cup Outer Diameter=3" Length=0.75" Radius=0.125" | Rear Wheel; Outer; Tapered Cup |
| BCA/NATIONAL Part # 2720 | Taper Bearing Cup Outer Diameter=3" Length=0.75" Radius=0.125" | Rear Wheel; Inner; Tapered Cup |
| BCA/NATIONAL Part # 2788A | Taper Bearing Cone Bore=1.5" Length=1.01" Radius=0.062" | Rear Wheel; Inner; Tapered Cone |
| BCA/NATIONAL Part # A2 | Cone Length=0.475" Bore=0.75" Outer Diameter=1.781" Width=0.61 StoundOut=0.135" Cup Length=0.475" Cone Radius=1.046" | Front Wheel; Outer |
| BCA/NATIONAL Part # A6 | Cone Length=0.465" Bore=1.25" Outer Diameter=2.328" Width=0.625 StoundOut=0.16" Cup Length=0.465" | Front Wheel; Inner |