| Item | Part No. | Part Name | Qty | Serial No. |
| (238-23-00110) | TANDEM DRIVE ASS'Y,L.H. | 20028- | ||
| (238-23-00130) | TANDEM DRIVE ASS'Y,R.H. | 20028- | ||
| 1 | 238-23-12300 | CHAIN ASS'Y | 20028- | |
| 238-23-12310 | PIN | 20028- | ||
| 238-23-12320 | JOINT LINK ASS'Y | 20028- | ||
| 238-23-12330 | ROLLER LINK ASS'Y | 20028- | ||
| 2 | 238-23-12150 | SPROCKET | 20028- | |
| 3 | 01530-06814 | NUT | 20028- | |
| 4 | 01658-26823 | WASHER | 20028- | |
| 5 | 232-22-52730 | SPACER | 20028- | |
| 6 | 238-23-12250 | SPACER | 20028- | |
| 7 | 238-23-12240 | SPACER | 20028- | |
| 8 | 06003-30317 | BEARING | 20028- | |
| 9 | 06002-32218 | BEARING | 20028- | |
| 10 | 238-23-12140 | SPACER | 20028- | |
| 11 | 07012-00135 | SEAL | 20028- | |
| 12 | 238-23-12160 | SHAFT | 20030- | |
| \0\238-23-12120 | SHAFT | 20028-20029 | ||
| 13 | 234-23-13150 | WASHER | 20028- | |
| 14 | 01590-15254 | NUT | 20028- | |
| 15 | 04050-18090 | PIN | 20028- | |
| 16 | 234-23-13113 | HUB | 20028- | |
| 17 | 232-23-53220 | DRUM | 20028- | |
| 18 | 232-23-13142 | STUD | 20028- | |
| 19 | 01580-12218 | NUT | 20028- | |
| 20 | 234-23-13210 | NUT | 20028- | |
| 21 | 234-23-13131 | COVER | 20028- | |
| 22 | 01010-51220 | BOLT | 20028- | |
| 23 | 01602-21236 | WASHER | 20028- | |
| 24 | 238-23-12130 | HOUSING | 20028- | |
| 25 | 07000-15350 | O-RING | 20028- | |
| 26 | 01010-51640 | BOLT | 20028- | |
| 27 | 01643-31645 | WASHER | 20028- | |
| 28 | 238-23-12260 | SPACER | 20028- |