| Item | Part No. | Part Name | Qty | Serial No. |
| 01 | 313 330 40 | Top roller, assy. | ||
| 02 | 307 587 99 | Bolt | ||
| 03 | 340 467 99 | Washer | ||
| 04 | 313 337 40 | Axle stirrup | ||
| 05 | 313 333 40 | Roller bearing | ||
| 06 | 313 335 40 | Stop washer | ||
| 07 | 324 067 40 | Lifetime seal | ||
| 08 | 502 869 98 | O-ring | ||
| 09 | 313 338 40 | Top roller body with bush | ||
| 10 | 313 329 40 | Top roller body | ||
| 11 | 313 336 40 | Freeze-in bush | ||
| 12 | 339 918 99 | Seal ring | ||
| 13 | 349 989 99 | Plug | ||
| 14 | 313 334 40 | Pin | ||
| 694 484 | Seal kit fig-nos: 07,08,12 and 13 | |||
| 002 018 99 | Top roller is filled with oil |