| Item | Part No. | Part Name | Qty | Serial No. |
| 01 | 970 767 40 | Bottom roller assy. | | |
| 01 | 936 658 40 | Bottom roller assy. (cold weather design -50°) | | |
| 02 | 429 208 40 | Support | | |
| 03 | 429 232 40 | Axle | | |
| 04 | 970 692 40 | Stop washer | | |
| 05 | 429 227 40 | Axle stirrup | | |
| 06 | 440 259 40 | Lifetime seal | | |
| 07 | 506 596 98 | O-ring | | |
| 07 | 517 970 98 | O-ring (cold weather design -50°) | | |
| 08 | 307 587 99 | Bolt | | |
| 09 | 340 467 99 | Washer | | |
| 10 | 349 989 99 | Plug | | |
| 11 | 339 918 99 | Seal ring | | |
| 12 | 429 225 40 | Bottom roller with freeze-in bushing | | |
| 13 | 323 806 40 | Plug | | |
| 14 | 324 575 40 | Plug | | |
| 15 | 970 587 40 | Freeze-in bushing | | |
| 951 500 40 | Greace filling Bottom roller | | |
