| Item | Part No | Part Name | Unit Qty |
| * | 31N6-53115 | Cylinder Assy-Boom Rh | 1 |
| N* | 31N6-53125 | Cylinder Assy-Boom Lh | 1 |
| *-1 | 31Y1-21605 | . Cylinder Assy-Boom Wo:Pipe | 1 |
| 1 | 31Y1-20605 | .. Tube Assy-Cyl | 1 |
| N2 | 31Y1-15775 | .. Rod Assy-Piston &Bush | 1 |
| 3 | 31Y1-20635 | .. Gland-Cyl | 1 |
| 4 | S732-085030 | .. Bushing-Du | 1 |
| 5 | Y191-092000 | .. Ring-Snap | 1 |
| K6 | Y220-085011 | .. Seal-Rod | 1 |
| K7 | Y180-085020 | .. Ring-Backup | 1 |
| K8 | Y240-085013 | .. Ring-Buffer | 1 |
| K9 | Y110-085011 | .. Wiper-Dust | 1 |
| 10 | Y190-099000 | .. Ring-Snap | 1 |
| K11 | S631-110004 | .. O-Ring | 1 |
| K12 | 31YC-BP110 | .. Ring-Backup | 1 |
| 13 | 31YC-26060 | .. Ring-Cushion | 1 |
| 14 | 31Y1-15815 | .. Piston-Cyl | 1 |
| K15 | Y420-120000 | .. Seal-Piston | 1 |
| K16 | Y310-120000 | .. Ring-Wear | 2 |
| K17 | Y440-120000 | .. Ring-Dust | 2 |
| K18 | S632-060004 | .. O-Ring | 1 |
| K19 | S642-060003 | .. Ring-Backup | 2 |
| 20 | 31YC-64030 | .. Nut-Lock | 1 |
| 21 | XCAV-00097 | .. Bolt-Set | 1 |
| 22 | S109-160804 | .. Bolt-Socket | 12 |
| 23 | 31YC-11115 | .. Bushing-Pin | 1 |
| 24 | 31YC-11245 | .. Bushing-Pin | 1 |
| 25 | Y000-080200 | .. Seal-Dust | 4 |
| 26 | 31Y1-22145 | . Clamp Assy-Band | 1 |
| 26-1 | 31Y1-22155 | .. Clamp Assy-Band | 1 |
| 26-2 | 31YC-32310 | .. Clamp-Band | 1 |
| 26-3 | S071-022730 | .. Bolt-U | 2 |
| N26-4 | S011-100352 | .. Bolt-Hex | 4 |
| 26-5 | S201-101002 | .. Nut-Hex | 4 |
| 26-6 | XCAS-00495 | .. Washer-Spring | 8 |
| 27 | 31Y1-22165 | . Pipe Assy-Rd Lh | 1 |
| 27 | 31Y1-22175 | . Pipe Assy-Rd Rh | 1 |
| 28 | 31Y1-22180 | . Pipe Assy-Bs Lh | 1 |
| 28 | 31Y1-22190 | . Pipe Assy-Bs Rh | 1 |
| K29 | Y171-019004 | . O-Ring | 2 |
| 30 | XCAV-00128 | . Bolt-Socket | 8 |
| K | 31Y1-15885 | Seal Kit-Cyl | 1 |
| K | 31Y1-15885ED | Seal Kit-Cyl | 1 |
| K | 31Y1-15885SE | Seal Kit-Cyl | 1 |
