Multiquip 43066 Hydraulic Motor MCR5 520CC

The Multiquip 43066 Hydraulic Motor MCR5 520CC is a genuine OEM component designed for STXDF series Whiteman ride-on power trowels. As a direct OEM replacement, part 43066 meets the original engineering specifications for the STXDF dual-fuel hydrostatic trowel platform, ensuring the hydraulic drive system performs exactly as intended. DHS Equipment supplies this part as an authorized Multiquip OEM replacement, so you can order with confidence knowing you are receiving the correct unit for your machine.

Key Features

• Genuine OEM Hydraulic Output Rating — MCR5 520CC displacement spec matches the original motor exactly, maintaining the correct torque and flow characteristics the STXDF hydraulic system is engineered around.
• Direct Bolt-In Replacement — Machined to the same port configuration and mounting interface as the factory unit, allowing straightforward removal and reinstallation without modification to hydraulic lines or mounting hardware.
• STXDF Series Fitment — Confirmed fitment for STXDF super-sized hydrostatic ride-on trowels, Multiquip's dual-fuel (propane and gasoline) flagship finishing platform.
• Restores Full Drive Response — A worn or failed hydraulic motor causes sluggish blade response, loss of drive power, or complete hydraulic failure; replacing it with 43066 restores precise blade pitch control and smooth machine movement.
• Hydraulic System Integrity — Using the correct OEM-spec motor protects seals, valves, and the hydraulic pump from the pressure imbalances that an out-of-spec replacement can introduce.

The hydraulic motor on a hydrostatic ride-on trowel converts pressurized hydraulic fluid from the machine's pump into mechanical rotation, driving the trowel blade gearboxes and propelling the machine across the slab. On the STXDF platform, this motor is central to the operator's ability to independently adjust blade pitch and machine direction with precision. When the motor wears internally or develops seal leaks, the result is reduced drive force, erratic blade response, and potential contamination of the hydraulic circuit — all of which directly impact the quality of the finished concrete surface.

For fitment questions or to confirm this part is correct for your specific STXDF serial number, 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.