| Item | Part No. | Part Name | Qty | Serial No. |
| 26A-60-11101 | PUMP ASS'Y | 1027-1100 | ||
| 26A-60-11100 | PUMP ASS'Y | 1001-1026 | ||
| THE KAYABA KOGYO PART NUMBER IS THAT KB IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | ||||
| 1 | \6\ | BODY,FRONT | 1001-1100 | |
| 2 | \6\ | BODY,REAR | 1027-1100 | |
| 2 | \6\ | BODY,REAR | 1001-1026 | |
| 3 | KB20131-20521 | FLANGE | 1001-1100 | |
| 4 | KB20132-30321 | PLATE ASS'Y,CENTER | 1001-1100 | |
| 5 | KB20131-20621 | COVER | 1001-1100 | |
| KB2013B-30032 | GEAR ASS'Y,FRONT | 1001-1100 | ||
| 6 | \6\ | GEAR,DRIVE | 1001-1100 | |
| 7 | \6\ | GEAR,DRIVEN | 1001-1100 | |
| 8 | \6\ | BUSHING | 1001-1100 | |
| 9 | \6\ | BUSHING | 1001-1100 | |
| 10 | \6\ | PLATE | 1001-1100 | |
| KB2013B-30033 | GEAR ASS'Y,REAR | 1001-1100 | ||
| 11 | \6\ | GEAR,DRIVE | 1001-1100 | |
| 12 | \6\ | GEAR,DRIVEN | 1001-1100 | |
| 13 | \6\ | BUSHING | 1001-1100 | |
| 14 | \6\ | BUSHING | 1001-1100 | |
| KB2013A-30011 | SERVICE KIT,SEAL | 1001-1100 | ||
| 15 | \6\ | RING,BACK-UP | 1001-1100 | |
| 16 | \6\ | SEAL,OIL | 1001-1100 | |
| 17 | \6\ | O-RING | 1001-1100 | |
| 18 | \6\ | SEAL,OIL | 1001-1100 | |
| 19 | \6\ | RING,SNAP | 1001-1100 | |
| 20 | KB20131-30521 | BOLT | 1001-1100 | |
| 21 | KB94101-10251 | WASHER,SPRING | 1001-1100 |