| Manufacturer & Part # | Description | Note |
| BCA/NATIONAL Part # 02820 | Taper Bearing Cup Outer Diameter=2.875" Length=0.6875" Radius=0.125" | Rear Axle; Outer; Tapered Cup; Salisbury 4HA |
| BCA/NATIONAL Part # 02872 | Taper Bearing Cone Bore=1.125" Length=0.875" Radius=0.031" | Rear Axle; Outer; Tapered Cone; Salisbury 4HA |
| BCA/NATIONAL Part # 31520 | Taper Bearing Cup Outer Diameter=3" Length=0.9375" Radius=0.125" | Rear Axle; Inner; Tapered Cup; Salisbury 4HA |
| BCA/NATIONAL Part # 31593 | Taper Bearing Cone Bore=1.375" Length=1.125" Radius=0.14" | Rear Axle; Inner; Tapered Cone; Salisbury 4HA |