The Wacker Neuson Shaft Core SM5E is a genuine OEM component designed for the M1500 and M2500 series internal concrete vibrators, including 120V US, 230V EU, and 120V GB configurations. Sourced directly from Wacker Neuson, this part meets the same specifications as the original, ensuring it installs and performs exactly as the factory intended. Compatible across multiple M1500 and M2500 variants, the is the correct replacement whether you're servicing a US-market unit or a European-spec drive engine configuration.
Key Features
- Genuine OEM Torsional Integrity — Manufactured to Wacker Neuson's original dimensional tolerances, ensuring the core transmits rotational force through the vibrator head without flex or slippage.
- Direct Drop-In Installation — Matches the original shaft core profile and connection points for the SM5E flexible shaft assembly, fitting without modification.
- Broad M-Series Compatibility — Fits M1500 and M2500 internal vibrators across 120V US, 230V EU, and 120V GB variants, covering a wide range of Wacker Neuson concrete equipment in active service.
- Consistent Vibration Output — A sound shaft core maintains the energy transfer that drives needle head frequency; a worn or damaged core reduces vibration amplitude, leading to poorly consolidated concrete.
- OEM Part Number Verified — Part number 5100031299 matches Wacker Neuson's official parts documentation, giving you confidence you're ordering the right component the first time.
The shaft core is the inner flexible drive element that runs through the vibrator's outer casing, connecting the motor to the vibrating head. It transmits rotational energy from the drive unit down to the eccentric weight inside the head, generating the high-frequency vibration needed to consolidate fresh concrete. When the shaft core wears, kinks, or fractures, vibration output drops or stops entirely — resulting in honeycombing, voids, and structurally compromised pours that require costly remediation.
Part Details
| Part Number | 5100031299 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Shaft Core SM5E |
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.
