The Wacker Neuson Shaft Core SM0S is a genuine OEM component designed for M1500 and M2500 series internal vibrators. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original, ensuring a drop-in replacement with no guesswork. Compatibility spans multiple voltage configurations across the M1500 and M2500 series, including 120V US, 230V EU, and 120V GB variants.
Key Features
- Genuine OEM Core Integrity — Manufactured to Wacker Neuson's original tolerances, preserving the rotational accuracy and flex performance critical to internal vibrator operation.
- Direct Drop-In Replacement — Engineered to install exactly as the original shaft core, with matching dimensions and connection points for the SM0S vibrator head assembly.
- Broad M1500 & M2500 Series Coverage — Fits M1500/120 US, M1500/230 EU, M1500/120 GB, M2500/120 US, M2500/230 EU, and M2500/120 GB models across multiple voltage configurations.
- Consistent Vibration Transmission — A sound shaft core maintains efficient energy transfer from the motor to the vibrator head, ensuring concrete is properly consolidated on every pour.
- Verified Part Number — Order with confidence using OEM part number 5100022651, cross-referenced against current Wacker Neuson parts documentation.
The shaft core is the flexible inner drive component of an internal concrete vibrator, transmitting rotational force from the power unit down through the vibrator hose to the vibrating head. It must flex freely through the hose while maintaining the torque needed to spin the eccentric weight inside the head at the correct frequency. When the shaft core wears, stretches, or breaks, vibration output drops or stops entirely — leading to poorly consolidated concrete, voids, and structural weakness in the pour. Replacing a worn shaft core with a genuine OEM part like the Wacker Neuson 5100022651 restores full vibration performance and protects the integrity of the work.
Part Details
| Part Number | 5100022651 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Shaft Core SM0S |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| M1500/120 | M1500/120 US | 5100004500 |
| M1500/230 | M1500/230 EU | 5100005142 |
| M1500/120 GB | M1500/120 GB | 5100005145 |
| M2500/120 | M2500/120 US | 5100006000 |
| M2500/230 | M2500/230 EU | 5100009717 |
| M2500/120 | M2500/120 GB | 5100010890 |
| Drive Engine | M2500/230 EU W | 5100047311 |
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.
