The Multiquip 0070506903 Bearing 6903ZZ is a genuine OEM component designed for DCA-series ultra-silent diesel generators, including the DCA10SPX3, DCA10SPX4, DCA10SPXU4, DCA15SPX3, DCA15SPX4, and DCA15SPXU4F. Sourced directly from Multiquip, this bearing meets the original design specifications for smooth, low-friction rotation within the generator assembly. Keeping the correct bearing in service protects surrounding components and helps the unit maintain consistent output under load.
Key Features
- Genuine OEM Precision: — Manufactured to exact tolerancing for the DCA-series generator rotor or shaft application, ensuring correct radial load capacity and dimensional fit.
- Drop-In Replacement: — Matches the original 6903ZZ specification, seating directly into the factory bearing housing without rework or adaptation.
- Broad DCA-Series Compatibility: — Confirmed fitment across DCA10SPX3, DCA10SPX4, DCA10SPXU4, DCA15SPX3, DCA15SPX4, and DCA15SPXU4F generator models.
- Smooth Generator Operation: — A correctly functioning bearing maintains aligned, low-friction shaft rotation; a worn bearing introduces vibration, heat buildup, and premature wear on adjacent components.
- Built for Continuous Duty: — The double-shielded (ZZ) construction resists contamination ingress, suited to the enclosed generator environments of the DCA ultra-silent series.
A bearing supports and guides rotating shafts inside the generator, allowing them to spin freely while carrying radial loads with minimal friction. In a generator set like the DCA-series, precision bearings are critical to maintaining rotor alignment and stable electrical output. When a bearing begins to fail, it can produce audible noise, generate excess heat, and — if left unaddressed — cause damage to the shaft, housing, or winding components around it.
For fitment questions or help confirming this is the right part for your machine, contact the DHS Equipment team directly.
Part Details
| Part Number | 0070506903 |
|---|---|
| Brand | Multiquip |
| Part Type | Genuine OEM |
| Description | Bearing 6903ZZ |
Compatibility & Fitment
| Name | Model |
|---|---|
| Diesel Powered Generators | DCA10SPX4 |
| Diesel Powered Generators | DCA10SPXU4 |
| Diesel Powered Generators | DCA15SPX3 |
| Diesel Powered Generators | DCA10SPX3 |
| Diesel Powered Generators | DCA15SPX4 |
| Diesel Powered Generators | DCA15SPXU4F |
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.
