| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20Y-30-21921 | TRACK FRAME | 106778- | |
| 20Y-30-21920 | FRAME,TRACK | 80001-106777 | ||
| 1A | 20Y-30-11720 | PLATE (WELDED) | 80001- | |
| 2 | 205-30-71171 | SEAL | 80001- | |
| 3 | 20Y-30-21151 | COVER | 106157- | |
| 20Y-30-21150 | COVER | 80001-106156 | ||
| 4 | 205-30-71181 | COVER | 80001- | |
| 5 | 205-30-71191 | GASKET | 80001- | |
| 6 | 01580-11008 | NUT | 80001- | |
| 7 | 01643-31032 | WASHER | 80001- | |
| 8 | 20Y-30-11370 | SEAL | 80001- | |
| 9 | 155-70-12330 | SPACER¤ 1.0MM | 80001- | |
| 10 | 155-70-12340 | SPACER¤ 1.6MM | 80001- | |
| 11 | 20Y-30-11D70 | PLATE (WELDED) | 80001- | |
| 12 | 20Y-30-11D80 | PLATE (WELDED) | 80001- | |
| 13 | 20Y-30-11930 | BRACKET,L.H. (WELDED) | 80001- | |
| 14 | 20Y-30-11940 | BRACKET,R.H. (WELDED) | 80001- | |
| 15 | 20Y-30-11951 | BRACKET (WELDED) | 80001- |
