The Wacker Neuson Piston Complete is a genuine OEM component designed for DPU4045Ye, DPU40Yeh, DPU45Yeh, and DPU45Yeh LRC series vibratory plate compactors. Sourced directly from Wacker Neuson, this is the same piston assembly installed at the factory — ensuring dimensional accuracy and correct material composition for the engine. Verified fitment spans the full DPU4045 and DPU40/45Yeh range, covering both US and EU configurations across multiple machine serials.
Key Features
- OEM Dimensional Accuracy — Manufactured to exact bore tolerances, ensuring correct compression ratio and proper ring seal within the cylinder bore.
- Direct Drop-In Assembly — Supplied as a complete piston assembly, ready to install with standard engine rebuild tooling and no additional machining.
- Broad DPU Series Fitment — Compatible with DPU4045Ye, DPU40Yeh, DPU45Yeh, DPU4045Yeh LRC, DPU4045Yehzf LRC, and related US and EU variants.
- Sustained Engine Output — A correctly fitted piston maintains proper combustion pressure, preserving the centrifugal force output the compactor relies on for effective soil and asphalt compaction.
- Fuel System Safety — Proper piston-to-wall clearance prevents blow-by, which can contaminate the oil supply and create hazardous operating conditions over extended run cycles.
The piston is the reciprocating heart of a four-stroke engine — it travels up and down inside the cylinder bore, compressing the air-fuel mixture on the power stroke and expelling exhaust gases on the return. In vibratory plate compactors like the DPU series, a worn or damaged piston results in lost compression, hard starting, excessive oil consumption, and reduced centrifugal force output, which directly compromises compaction performance. Replacing the piston complete assembly restores full combustion efficiency and keeps the machine delivering consistent plate force across the full operating cycle.
Part Details
| Part Number | 5100061539 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston Complete |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| DPU45Yeh US | DPU45Yeh US | 5100063121 |
| V.Plate DPU 4045Ye | DPU 4045YE | 5000610181 |
| DPU4045Yeh | DPU4045Yeh | 5100009662 |
| DPU4045Yeh LRC | DPU4045Yeh LRC | 5100063118 |
| DPU4045Yehzf LRC | DPU4045Yehzf LRC | 5100063120 |
| DPU40Yeh US | DPU40Yeh US | 5100063124 |
| DPU40Yeh EU | DPU40Yeh EU | 5100068379 |
| DPU45Yeh EU | DPU45Yeh EU | 5100068380 |
| DPU4045YE | DPU4045Ye | 5100016954 |
| Vibratory Plate DPU 4045Ye | DPU 4045Ye | 5000610350 |
| Vibrationsplatte | DPU4045Yehzf | 5100022113 |
| DPU4045Yeh EU | DPU4045Yeh EU | 5100063123 |
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.
