The Multiquip EM98003 Manifold Block ST45 is a genuine OEM Manifold Block designed for the ST45 swing tube concrete pump. As a direct OEM component sourced through Multiquip's authorized parts program, EM98003 is built to the exact specifications of the original part it replaces, ensuring a correct installation with no guesswork. If your ST45 is experiencing hydraulic flow issues or pressure irregularities, this is the critical component to inspect and replace.
Key Features
- Genuine OEM Construction — Machined and ported to the original design tolerances for the ST45, maintaining correct hydraulic flow paths and pressure ratings throughout the pumping circuit.
- Direct Drop-In Replacement — Matches the original mounting pattern, port sizing, and thread specs of the ST45 manifold block, allowing straightforward installation with standard tooling.
- Confirmed ST45 Fitment — Engineered specifically for the ST45 swing tube concrete pump series, so you can order with confidence knowing this is the correct part for your machine.
- Hydraulic Integrity — A correctly functioning manifold block keeps concrete flow consistent and controlled; a cracked or blocked block can cause pressure loss, erratic output, or full pump failure.
- Fuel and Fluid Safety Compliance — As a hydraulic manifold component, a properly sealed OEM block prevents fluid leaks that could create slip hazards or hydraulic line failures on the worksite.
The manifold block is a central hydraulic distribution component in the ST45 concrete pump, directing pressurized fluid to the cylinders and valves that drive the concrete pumping action. When the manifold block cracks, corrodes, or develops internal blockages, the pump loses the ability to maintain consistent pressure and material flow, often resulting in output surges, stalling, or complete pump shutdown. Replacing a worn or damaged manifold block with a genuine OEM part like this part restores the hydraulic circuit to its original operating condition and protects downstream components from the stress of unregulated pressure.
Part Details
| Part Number | EM98003 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Manifold Block ST45 |
Compatibility & Fitment
| Name | Model |
|---|---|
| ST45 | ST45 |
Verify Before You Order
Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.
Why Buy From DHS Equipment
Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.
Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.
