The Multiquip 551211070 Pilot Box Assembly is a genuine OEM component designed for the MRX-440P walk-behind roller. Sourced directly through Multiquip's authorized parts network, this assembly meets the exact specifications of the original unit installed at the factory. If you're servicing or rebuilding an MRX-440P, part 551211070 ensures a direct, correct-fit replacement with no guesswork on compatibility.
Key Features
- Genuine OEM Construction — Built to the same specification as the original assembly, ensuring correct hydraulic pilot signal routing and structural integrity within the control system.
- Exact-Match Replacement — Engineered specifically for the MRX-440P roller, connecting directly to the existing mounting points and hydraulic interfaces without alteration.
- MRX-440P Fitment Confirmed — Verified compatible with the Multiquip MRX-440P walk-behind roller series; always cross-reference your model before ordering.
- Operational Control Restored — A properly functioning pilot box assembly maintains precise operator control over roller direction and drive response; a failed unit can result in sluggish or unresponsive machine behavior.
- Hydraulic System Integrity — As a hydraulic pilot component, correct sealing and assembly quality are critical to preventing pressure loss and protecting downstream hydraulic components.
The pilot box assembly serves as the operator-side hydraulic control hub on the MRX-440P walk-behind roller. It channels pilot pressure signals from the operator controls to the machine's hydraulic drive system, translating handle input into precise forward, reverse, and speed commands. When this assembly becomes damaged or develops internal leaks, the roller may respond erratically or lose drive function entirely, making prompt replacement essential to maintaining productive compaction work.
Part Details
| Part Number | 551211070 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Pilot Box Assembly |
Compatibility & Fitment
| Name | Model |
|---|---|
| MRX-440P | MRX-440P |
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.
