| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 226-61-11400 | ARM CYLINDER, ASSY. | 21D0220079-21D0220355 | |
| 2 | 21D-61-12121 | PISTON ROD | 21D0220079-21D0220355 | |
| 3 | 21D-09-32140 | BUSHING | 21D0220079-21D0220355 | |
| 4 | 21D-09-13110 | SCREW | 21D0220079-21D0220355 | |
| 5 | 21D-09-73700 | SPRING WASHER | 21D0220079-21D0220355 | |
| 6 | 21D-61-12130 | COVER | 21D0220079-21D0220355 | |
| 7 | 21D-61-12140 | RING | 21D0220079-21D0220355 | |
| 8 | 21D-61-12150 | CYLINDER HEAD | 21D0220079-21D0220355 | |
| 9 | 21D-61-12160 | BUSHING | 21D0220079-21D0220355 | |
| 10 | 21D-61-12171 | PISTON | 21D0220079-21D0220355 | |
| 11 | 21D-61-12211 | NUT | 21D0220079-21D0220355 | |
| 12 | 01252-41025 | SCREW | 21D0220079-21D0220355 | |
| 13 | 21D-09-86810 | BALL | 21D0220079-21D0220355 | |
| 14 | 22E-61-11230 | PIN | 21D0220079-21D0220355 | |
| 15 | 21D-61-12111 | CYLINDER | 21D0220079-21D0220355 | |
| \15 | 21D-61-12201 | KIT, GASKET | 21D0220079-21D0220355 | |
| 16 | \6\ | GASKET | 21D0220079-21D0220355 | |
| 17 | \6\ | O-RING | 21D0220079-21D0220355 | |
| 18 | \6\ | RING, WEAR | 21D0220079-21D0220355 | |
| 19 | \6\ | GASKET | 21D0220079-21D0220355 | |
| 20 | \6\ | O-RING | 21D0220079-21D0220355 | |
| 21 | \6\ | PACKING ROD | 21D0220079-21D0220355 | |
| 22 | \6\ | GASKET | 21D0220079-21D0220355 | |
| 23 | \6\ | GASKET | 21D0220079-21D0220355 | |
| 24 | \6\ | O-RING | 21D0220079-21D0220355 | |
| 25 | \6\ | RING, WEAR | 21D0220079-21D0220355 | |
| 26 | \6\ | PACKING ROD | 21D0220079-21D0220355 | |
| 27 | \6\ | GASKET | 21D0220079-21D0220355 | |
| 28 | 21D-09-89140 | FITTING | 21D0220079-21D0220355 | |
| 29 | 226-61-11410 | PIPE | 21D0220079-21D0220355 | |
| 30 | 21D-09-69870 | O-RING | 21D0220079-21D0220355 | |
| 31 | 01252-40825 | SCREW | 21D0220079-21D0220355 | |
| 32 | 21D-09-73690 | SPRING WASHER | 21D0220079-21D0220355 | |
| 33 | 226-61-11420 | PIPE | 21D0220079-21D0220355 | |
| 34 | 21D-09-69870 | O-RING | 21D0220079-21D0220355 |