PRODUCT DETAILS
Liftgate hydraulic pump, 2400 psi. This is commonly found on the ACL and MDR models.
What's included on this power unit?
| ITEM | PART NUMBER | QTY | DESCRIPTION |
| 1 | 70400051 | 1 |
Valve Assembly Kit (Includes Item 2)
|
| 2 | 70092418 | 1 | Valve |
| 3 | 70400052 | 2 | Elbow |
| 4 | 70400053 | 1 |
2.50 Valve Assembly
|
| 5 | 70400054 | 1 | Nipple |
| 6 | 70400055 | 1 | Plug |
| 7 | 70400056 | 1 | Reservoir |
| 8 | 70091738 | 6 | Screw |
| 9 | 70091730 | 1 | Screen |
| 10 | 70091731 | 1 | Tube |
| 11 | 70092357 | 2 |
Screw Fillister Head
|
| 12 | 70400008 | 1 | Bracket |
| 13 | 70091732 | 1 | Tube |
| 14 | 70400057 | 1 |
Pump Assy Kit (Includes Items 15-20)
|
| 15 | 70091717 | 1 | “O” Ring |
| 16 | 70400007 | 1 | Valve Assembly |
| 17 | 70400058 | 1 | Strain Relief |
| 18 | 70400059 | 1 | Strain Relief |
| 19 | 70400006 | 1 | Seal |
| 20 | 70092355 | 1 |
Relief Valve Assembly
|
| 21 | 70092312 | 1 |
Motor (Includes Item 22)
|
| 22 | 70091721 | 1 | Bearing |
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MODELS USING THIS PART
Note
This part appears in the following parts manuals. Always verify compatibility with your specific liftgate model and serial number before ordering.
Find your model and serial numberFound in
WALTCO MDR SERIES (MODELS 330 336, 390 399)
pre-2000SHIPPING AND RETURNS
Shipping Information
Shipping timelines, transit options, and exceptions can vary by part and location. Please review our official policy page for the most current shipping and return details.
View Shipping PolicyReturn Policy
Return eligibility, time windows, and any applicable fees are outlined on our policy page. Policy terms may be updated there, so please refer to that page before placing your order.
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OEM Parts Diagram References
Find this Waltco Liftgate part in original OEM diagrams. Each link opens directly to the matching section in a new tab.
Reference Notice: Manual links are provided for reference only. If you have any doubt, contact us — we’re happy to verify parts and help you purchase with confidence.
No active OEM diagram references are currently available for this item.
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- Description
Liftgate hydraulic pump, 2400 psi. This is commonly found on the ACL and MDR models.
What's included on this power unit?
| ITEM | PART NUMBER | QTY | DESCRIPTION |
| 1 | 70400051 | 1 |
Valve Assembly Kit (Includes Item 2)
|
| 2 | 70092418 | 1 | Valve |
| 3 | 70400052 | 2 | Elbow |
| 4 | 70400053 | 1 |
2.50 Valve Assembly
|
| 5 | 70400054 | 1 | Nipple |
| 6 | 70400055 | 1 | Plug |
| 7 | 70400056 | 1 | Reservoir |
| 8 | 70091738 | 6 | Screw |
| 9 | 70091730 | 1 | Screen |
| 10 | 70091731 | 1 | Tube |
| 11 | 70092357 | 2 |
Screw Fillister Head
|
| 12 | 70400008 | 1 | Bracket |
| 13 | 70091732 | 1 | Tube |
| 14 | 70400057 | 1 |
Pump Assy Kit (Includes Items 15-20)
|
| 15 | 70091717 | 1 | “O” Ring |
| 16 | 70400007 | 1 | Valve Assembly |
| 17 | 70400058 | 1 | Strain Relief |
| 18 | 70400059 | 1 | Strain Relief |
| 19 | 70400006 | 1 | Seal |
| 20 | 70092355 | 1 |
Relief Valve Assembly
|
| 21 | 70092312 | 1 |
Motor (Includes Item 22)
|
| 22 | 70091721 | 1 | Bearing |