| Item | Part No. | Part Name | Qty | Serial No. |
| \0 | 3F0726051 | VARIABLE GAUGE UNDERCARRIAGE | F21803- | |
| 1 | 3F0726052 | BODY | F21803- | |
| 2 | 3F0726054 | TRACK SHOE SUPPORT, L.H. | F21803- | |
| 3 | 3F0726053 | TRACK SHOE SUPPORT, R.H. | F21803- | |
| 4 | 3F0726305 | PIN | F21803- | |
| 5 | 3F0526633 | SPACER | F21803- | |
| 6 | 802030822 | RING, NUT | F21803- | |
| 7 | 3F0726610 | PIN | F21803- | |
| 8 | 801015136 | BOLT | F21803- | |
| 9 | 802170003 | WASHER | F21803- | |
| 10 | 3F0726611 | COVER | F21803- | |
| 11 | 801015084 | BOLT | F21803- | |
| 12 | 802170001 | WASHER | F21803- | |
| 13 | 3F0726058 | PROTECTION | F21803- | |
| 14 | 3F0526640 | COVER | F21803- | |
| 15 | 801085046 | SCREW | F21803- | |
| 16 | 500158604 | SLIDE BLOCK | F21803- | |
| 17 | 801015134 | BOLT | F21803- | |
| 18 | 3F0526056 | COVER, R.H. | F21803- | |
| 19 | 3F0526642 | SPACER | F21803- | |
| 20 | 801015084 | BOLT | F21803- | |
| 21 | 802170001 | WASHER | F21803- | |
| 22 | 801015739 | BOLT | F21803- | |
| 23 | 3F0526055 | COVER, L.H. | F21803- | |
| SEE FIG. 3020 |
