| Item | Part No. | Part Name | Qty | Serial No. |
| 23B-62-11400 | MOTOR ASS'Y | | 21086- |
| | THE SUMITOMO EATON PART NUMBER IS THAT ST IS REMOVED FROM KOMATSU PART NUMBER LISTED BELOW. | | |
| 1 | ST7385-3 | HOUSING | | 21086- |
| 1 | (\2\23A-62-11110) | HOUSING | | (21086-21086) |
| 2 | 232-62-11580 | PLATE | | 21086- |
| 3 | 23B-62-11420 | ROTOR | | 21086- |
| 4 | 232-62-11660 | PLATE | | 21086- |
| 5 | ST8355S-10 | HOUSING | | 21086- |
| 5 | (\2\232-62-11750) | HOUSING | | (21086-21086) |
| 6 | ST7404-3 | SHAFT | | 21086- |
| 6 | (\2\23A-62-11120) | SHAFT | | (21086-21086) |
| 7 | ST14352 | KEY | | 21086- |
| 7 | (\2\23A-62-11130) | KEY | | (21086-21086) |
| 8 | ST9075-1 | SEAL,OIL (KIT A) | | 21086- |
| 8 | (\2\232-62-11540) | SEAL,OIL (KIT A) | | (21086-21086) |
| 9 | ST9050 | SEAL,OIL (KIT A) | | 21086- |
| 9 | (\2\232-62-11570) | SEAL,OIL (KIT A) | | (21086-21086) |
| 10 | 23B-62-11410 | SHAFT,DRIVE | | 21086- |
| 11 | 232-62-11650 | DRIVE | | 21086- |
| 12 | 232-62-11680 | VALVE | | 21086- |
| 13 | ST8915 | PLATE | | 21086- |
| 13 | (\2\232-62-11690) | PLATE | | (21086-21086) |
| 14 | ST9135-2 | SEAL,OUTER (KIT B) | | 21086- |
| 14 | (\2\232-62-11720) | SEAL,OUTER (KIT B) | | (21086-21086) |
| 15 | ST9135-1 | SEAL,INNER (KIT B) | | 21086- |
| 15 | (\2\232-62-11710) | SEAL,INNER (KIT B) | | (21086-21086) |
| 16 | ST14236 | PLUG | | 21086- |
| 16 | (\2\232-62-11760) | PLUG | | (21086-21086) |
| 17 | ST15073 | O-RING (KIT B) | | 21086- |
| 17 | (\2\232-62-11820) | O-RING (KIT B) | | (21086-21086) |
| 18 | 232-62-11730 | SPRING | | 21086- |
| 19 | 232-62-11740 | PIN | | 21086- |
| 20 | 232-62-11770 | BALL | | 21086- |
| 232-62-11780 | PLUG ASS'Y | | 21086- |
| 21 | 232-62-11840 | PLUG | | 21086- |
| 22 | ST250003-903 | O-RING (KIT B) | | 21086- |
| 22 | (\2\232-62-11830) | O-RING (KIT B) | | (21086-21086) |
| 23 | ST9022-6 | O-RING (KIT A,B) | | 21086- |
| 23 | (\2\232-62-11530) | O-RING (KIT A,B) | | (21086-21086) |
| 24 | ST9022-2 | O-RING (KIT B) | | 21086- |
| 24 | (\2\232-62-11670) | O-RING (KIT B) | | (21086-21086) |
| 25 | ST9022-12 | O-RING (KIT B) | | 21086- |
| 25 | (\2\232-62-11640) | O-RING (KIT B) | | (21086-21086) |
| 26 | 23B-62-11430 | BOLT | | 21086- |
| 27 | 232-62-11510 | SEAL,DUST | | 21086- |
| | SERVICE KIT | | |
| KIT A | ST61091S | SERVICE KIT,HYDRAULIC MOTOR | | 21086- |
| KIT B | ST61200 | SERVICE KIT,HYDRAULIC MOTOR | | 21086- |
