| Item | Part No. | Part Name | Qty | Serial No. |
| SERIAL NO. 80198 INDICATES D21A-7. THE OTHER MACHINES ARE AS FOLLOWS. | ||||
| D20A-7 = 80088 | ||||
| D20A-7B = 80059 | ||||
| D21A-7B = 80142 | ||||
| 1 | 20T-62-71150 | UNION | 78604-80198 | |
| 2 | 07002-11823 | O-RING | 78604-80198 | |
| 3 | 103-62-33112 | TUBE | 78604-80198 | |
| 4 | 103-62-33121 | TUBE | 78604-80198 | |
| 5 | 104-62-33250 | BRACKET | 78604-80198 | |
| 6 | 01010-51030 | BOLT | 78604-80198 | |
| 7 | 01643-31032 | WASHER | 78604-80198 | |
| 8 | 104-62-33111 | TUBE | 78604-80198 | |
| 9 | 104-62-33130 | TUBE,(FOR D20) | 78604-80198 | |
| 104-62-33130 | TUBE,(FOR F2-R2 TRANSMISSION) | 78604-80198 | ||
| 104-62-33330 | TUBE,(FOR F3-R3 TRANSMISSION) | 78604-80198 | ||
| 10 | 07283-21529 | CLIP | 78604-80198 | |
| 11 | 01598-00809 | NUT | 78604-80198 | |
| 12 | 01643-30823 | WASHER | 78604-80198 | |
| 13 | 104-62-33171 | CLAMP | 78604-80198 | |
| 14 | 01010-81020 | BOLT | 78604-80198 | |
| 15 | 01643-31032 | WASHER | 78604-80198 | |
| 16 | 104-62-22350 | CLAMP | 78604-80198 | |
| 17 | 01010-81030 | BOLT | 78604-80198 | |
| 18 | 01602-21030 | WASHER,SPRING | 78604-80198 |