The Wacker Neuson Piston Pin is a genuine OEM component designed for the DPU4545, DPU5545, DPU6055, and DPU6555 series reversible vibratory plate compactors. As a direct OEM part, the is manufactured to the exact tolerances required by the engine assembly, ensuring a secure, properly aligned fit between the piston and connecting rod. This pin is compatible across a wide range of DPU model variants — including He, Heh, Hech, Heap, Hesh, and Hecsh configurations — covering both standard and US-market machines. When replacing a worn or damaged piston pin, using the correct OEM specification part is essential to restoring full engine integrity and compaction performance.
Key Features
- OEM-Spec Dimensional Accuracy — Manufactured to exact diameter and length tolerances, ensuring proper load transfer between the piston and connecting rod without play or misalignment.
- Direct Engine Assembly Fit — Engineered to drop into the piston pin bore without modification, aligning correctly with the circlip grooves and connecting rod small end on DPU-series engines.
- Broad DPU Series Compatibility — Fits DPU4545, DPU5545, DPU6055, and DPU6555 plate compactors across He, Heh, Hech, Heap, Hesh, and Hecsh variants, including US-market models.
- Sustained Engine Compression — A correctly fitted piston pin maintains precise piston alignment in the cylinder bore, preserving combustion efficiency and consistent compaction force output.
- Genuine Wacker Neuson OEM Part — Sourced directly from Wacker Neuson, this part carries the same part number and material spec as the original component installed at the factory.
- Critical Failure Prevention — A worn or seized piston pin causes piston rock, accelerated bore wear, and potential connecting rod damage — replacing it promptly protects the entire engine assembly.
The piston pin — also called a wrist pin — connects the piston to the small end of the connecting rod, allowing the rod to pivot smoothly as the piston travels up and down in the cylinder bore. It transfers the force of combustion from the piston into rotational motion at the crankshaft, which ultimately drives the eccentric weight system that generates the compaction vibration in DPU-series reversible plate compactors. When a piston pin wears, becomes loose, or seizes in its bore, it creates knocking, uneven piston travel, and rapid internal engine damage — making timely replacement essential to keeping the engine running correctly.
Part Details
| Part Number | 5000094862 |
|---|---|
| Old Part Number | 0094862 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston Pin |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| DPU6555Heh | DPU6555Heh | 5100009636 |
| DPU6555HEH US | DPU6555Heh US | 5100009637 |
| DPU6555Hehap | DPU6555Hehap | 5100009638 |
| DPU6555 Hech | DPU6555 Hech | 5100009639 |
| DPU6555Hech US | DPU6555Hech US | 5100009650 |
| V.Plate DPU 6055Heap | DPU 6055 | 5000610049, 5000610050, 5000008766, 5000008767, 5000008768, 5000610048 |
| DPU6055-VIBROPLATE | DPU 6055He | 5000610053 |
| DPU5545Heh | DPU5545Heh | 5100009652 |
| DPU5545Hehap | DPU5545Hehap | 5100009654 |
| DPU5545Hech | DPU5545Hech | 5100009655, 5100051523 |
| DPU4545Heh | DPU4545Heh | 5100009659 |
| DPU6555Hesh | DPU6555Hesh | 5100015774 |
| DPU6555Hecsh | DPU6555Hecsh | 5100015775 |
| DPU6555He | DPU6555He | 5100016940 |
| DPU6555Hes | DPU6555Hes | 5100016941 |
| DPU6555Heap | DPU6555Heap | 5100016943 |
| DPU6555Hec | DPU6555Hec | 5100016944 |
| DPU6555Hecs | DPU6555Hecs | 5100016945 |
| DPU 6555H | DPU 6555H | 5100009651, 5000610355 |
| DPU4545Hech | DPU4545Hech | 5100015429, 5100051522 |
| DPU 6555Hs | DPU 6555Hs | 5100015773 |
| DPU5545He | DPU5545He | 5100016947 |
| DPU5545Heap | DPU5545Heap | 5100016949 |
| DPU5545Hec | DPU5545Hec | 5100016950 |
| DPU4545He | DPU4545He | 5100016951 |
| DPU4545Hec | DPU4545Hec | 5100016953 |
| DPU6555Hechzf | DPU6555Hechzf | 5100021400 |
| Hydrostatic Double Drum Vibrat ory Roller | RD10 | 5000008056 |
| DPU6055-VIBROPLATE | DPU 6055 WC | 5000610175 |
| DPU4545Hechzf | DPU4545Hechzf | 5100022112 |
| Vibratory Plate DPU 6555Heap | DPU 6555Heap | 5000610356 |
| DPU6555He-VIBROPLATE | DPU 6555He US | 5000610357 |
| Vibration Plate | DPU6555He US | 5100016942 |
| Vibration Plate | DPU6555Hec US | 5100016946 |
| Vibratory Plate DPU 6555He | DPU 6555He | 5000610354 |
| DPU6555Hech | DPU6555Hech | 5100051524 |
| Vibratory Plate | DPU 6555Hec | 5100004060 |
| DPU6555Hec Reversible Vibratory Plate | DPU 6555Hec US | 5100004399 |
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.
