| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | (418-18-31102) | PUMP,(SEE FIG. Y1610-01A0) | 72805- | |
| 1 | (\0\418-18-31101) | PUMP,(SEE FIG. Y1610-01A0) | 70001-72804 | |
| 2 | 01010-81240 | BOLT | 70001- | |
| 3 | 175-54-34170 | WASHER | 70001- | |
| 4 | 01010-81645 | BOLT | 70001- | |
| 5 | 418-18-31160 | WASHER | 70001- | |
| 6 | (418-18-31203) | MOTOR,(SEE FIG. Y1651-01A0A) (HST 1) | 72805- | |
| 6 | (\0\418-18-31202) | MOTOR,(SEE FIG. Y1651-01A0A) (HST 1) | 72635-72804 | |
| 7 | 418-18-41440 | PLUG | 72750- | |
| 8 | 07000-A5165 | O-RING | 70001- | |
| 9 | 01010-61655 | BOLT | 70001- | |
| 10 | 01643-31645 | WASHER | 70001- | |
| 11 | (418-18-31303) | MOTOR,(SEE FIG. Y1651-01A1A) (HST 2) | 72805- | |
| 11 | (\0\418-18-31302) | MOTOR,(SEE FIG. Y1651-01A1A) (HST 2) | 72635-72804 | |
| 12 | 418-18-41440 | PLUG | 72750- | |
| 13 | 418-18-41450 | O-RING | 72750- | |
| 14 | 418-18-41460 | PLUG | 72750- | |
| 15 | 418-18-41470 | O-RING | 72750- | |
| 16 | 418-18-41480 | PLUG | 72750- | |
| 17 | 07000-A5165 | O-RING | 70001- | |
| 18 | 01010-61655 | BOLT | 70001- | |
| 19 | 01643-31645 | WASHER | 70001- | |
| 20 | 418-06-36210 | SENSOR,HST OIL PRESSURE | 70001- | |
| 20 | 07000-12011 | O-RING | 70001- | |
| 21 | 419-62-31712 | JOINT | 72788- | |
| 21 | (\2\419-62-31711) | JOINT | (72788-72797) | |
| 21 | \0\419-62-31710 | JOINT | 70001-72787 | |
| 22 | 07000-12011 | O-RING | 70001- | |
| 23 | 423-62-52290 | PLUG | 72814- | |
| 23 | 07040-11007 | PLUG | 72635-72813 | |
| 24 | 07002-11023 | O-RING | 70001- |