The Wacker Neuson Spindle is a genuine OEM component designed for the EHB 7M, EHB 7/115, and EHB 7/230 series SDS-max electric rotary demolition hammers. As a factory-sourced part, it is manufactured to the exact tolerances and material specifications required by Wacker Neuson for these machines. The fits across multiple EHB 7 variants covering both 115V and 230V configurations, making it the correct choice whether you're servicing a single-voltage or dual-voltage unit. When it's time to restore full drilling and chiseling performance to your EHB 7 series hammer, this is the part to reach for.
Key Features
- Exact OEM Tolerancing — Manufactured to Wacker Neuson's original dimensional specifications, ensuring the spindle seats, rotates, and transfers torque correctly within the EHB 7 series hammer mechanism.
- Direct Drop-In Replacement — Engineered to install in place of the original spindle without any modification to the housing, chuck assembly, or drive train.
- Broad EHB 7 Series Compatibility — Fits the EHB 7M, EHB 7/115, and EHB 7/230 models, spanning both 115V and 230V variants across multiple production runs.
- Restores Full Impact and Rotation Function — A worn or damaged spindle causes erratic bit engagement, loss of rotary drive, and inconsistent impact delivery; replacing it brings the hammer back to full rated performance.
- Genuine OEM Part — Sourced directly from Wacker Neuson, this is not a generic substitute — it carries the same part number used by authorized Wacker Neuson service centers.
The spindle is the central rotating shaft inside an SDS-max rotary demolition hammer that transmits both rotational torque and axial impact force from the drive mechanism to the tool bit. It works in conjunction with the chuck and piston assembly to deliver the combined hammering and drilling action that makes SDS-max hammers effective in concrete and masonry. When the spindle is worn, cracked, or damaged, the hammer may lose rotational drive, produce inconsistent impact energy, or fail to hold the bit securely — all of which compromise productivity and can create unsafe operating conditions during heavy chiseling or coring work.
Part Details
| Part Number | 5000104183 |
|---|---|
| Old Part Number | 0104183 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Spindle |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Electric Drilling/Chisseling H ammer, SDS-max, 115V | EHB 7M | 5000007850 |
| Rotary Demolition Hammer | EHB 7/115 | 5000007706, 5000007974 |
| Electric Drilling/Chisseling H ammer, SDS-max, 115V | EHB 7/230 | 5000007973, 5000007980 |
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.
