The Multiquip EM903017 Spindle Bearing Cup is a genuine OEM component designed for MQ Mixer series equipment, including the MC44S concrete mixer. As a direct Multiquip OEM part, EM903017 is manufactured to the exact tolerances required for correct bearing seating and load distribution within the spindle assembly. Sourced directly through an authorized Multiquip dealer, this cup is a straightforward drop-in replacement that restores your mixer's drivetrain to proper operating condition.
Key Features
- OEM Bearing Geometry: — Manufactured to the exact taper and surface finish specifications required for proper bearing race engagement in the spindle assembly.
- Direct Spindle Assembly Fit: — Designed to seat correctly within the MC44S spindle housing with no reworking of surrounding components needed.
- MQ Mixer Series Compatibility: — Confirmed fitment for the MC44S and MQ Mixer family, so you order with confidence and avoid mismatched parts.
- Restored Load Capacity: — A properly seated bearing cup allows the spindle to handle the radial and thrust loads of continuous drum rotation without heat buildup or premature wear.
- Genuine Multiquip OEM Part: — Carries Multiquip's OEM designation, ensuring the cup material hardness and finish match the original bearing set already in your machine.
The spindle bearing cup — also called a bearing race — is the outer ring that the tapered roller bearing rides against inside the spindle housing. It provides the precision-ground surface that allows the bearing rollers to carry rotational load smoothly and without excessive friction. When the cup becomes worn, pitted, or spalled, the bearing loses its correct seating, leading to increased heat, vibration, and accelerated wear on surrounding drivetrain components that can eventually take the mixer out of service.
Part Details
| Part Number | EM903017 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Spindle Bearing Cup |
Compatibility & Fitment
| Name | Model |
|---|---|
| MQ Mixers | MC44S |
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.
