Multiquip EM98232 Spool 12 C51SM-10

The Multiquip EM98232 Spool 12 C51SM-10 is a genuine OEM hydraulic spool valve component designed for Mayco concrete pump models C30HDZ, LS600P, LS600, LS500, LS400, and LS60TD. As an authorized Multiquip OEM part, EM98232 is manufactured to the exact tolerances required for proper hydraulic valve operation within the pump's control circuit. This spool is a direct-fit replacement that installs into the valve body without alteration, ensuring the hydraulic system performs as originally engineered. DHS Equipment stocks this part to help keep your Mayco concrete pump running at full capacity.

Key Features

• Genuine OEM Hydraulic Tolerancing — Machined to the precise dimensional specifications required for consistent spool-to-bore sealing and hydraulic pressure control in Mayco pump valve assemblies.
• Direct-Fit Valve Body Replacement — Engineered to seat correctly within the C51SM-10 valve body, allowing a straightforward swap with no reworking of ports or fittings.
• Broad Mayco Pump Compatibility — Confirmed fitment across the C30HDZ, LS600P, LS600, LS500, LS400, and LS60TD concrete pump models.
• Hydraulic Circuit Integrity — A correctly functioning spool maintains precise directional flow control; a worn or damaged spool causes erratic piston timing, pressure drop, and loss of concrete output.
• Verified OEM Part Number — Sourced directly through Multiquip's authorized parts supply chain under part number EM98232, eliminating guesswork when ordering.

A hydraulic spool valve is the directional control component within a concrete pump's hydraulic circuit. The spool slides within its bore to open and close fluid passages, directing pressurized hydraulic oil to the correct actuators in the proper sequence — controlling the pumping pistons and swing tube or valve mechanism that moves concrete through the system. When a spool wears, develops scoring on its land surfaces, or fails to seal correctly, the pump may experience sluggish cycling, inconsistent output pressure, or complete loss of pumping action. Replacing a worn spool with the correct OEM component restores proper hydraulic sequencing and keeps the pump delivering concrete at rated capacity.

For questions about fitment or to confirm this is the right part for your machine, contact the DHS Equipment parts team before ordering.

Part Details

Compatibility & Fitment

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.