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 factory-sourced part, it is manufactured to the exact material hardness and dimensional tolerances required by the original engine assembly, ensuring a correct, secure connection between the piston and connecting rod. This pin is confirmed compatible across a wide range of DPU model variants including He, Heh, Hec, Hech, Heap, Hesh, Hecsh, and US-specification configurations. Keeping a critical engine internal like the at OEM specification helps maintain compression integrity and protects the surrounding piston and bore from accelerated wear.
Key Features
- OEM Hardness and Dimensional Accuracy — Manufactured to the exact diameter and surface hardness spec of the original pin, ensuring a snug, correctly loaded fit within the piston boss and small end bearing.
- Direct Engine Internal Replacement — Drops into the piston assembly in place of the factory pin with no machining or sizing adjustments required during a standard engine rebuild.
- Broad DPU Series Fitment — Covers DPU4545, DPU5545, DPU6055, and DPU6555 variants including He, Heh, Hec, Hech, Heap, and US-spec configurations across multiple production series.
- Protects Piston and Bore Integrity — A correctly fitted piston pin maintains proper piston alignment during the compression stroke; a worn or undersized pin allows lateral piston movement that scores the cylinder bore and accelerates top-end failure.
- Genuine Wacker Neuson OEM Part — Sourced directly through the Wacker Neuson parts network, carrying the same part number (5000094862) used by authorized service technicians during factory-level engine rebuilds.
The piston pin — sometimes called a wrist pin — is the cylindrical shaft that links the piston to the small end of the connecting rod inside the engine. It transfers the force generated during combustion from the piston down through the connecting rod to the crankshaft, converting the linear power stroke into the rotational energy that drives the compactor's exciter system. Because it operates under high cyclical load and heat, the pin must maintain precise dimensional tolerances; a worn or improperly fitted pin introduces play into the piston assembly, leading to knocking, loss of compression, and ultimately piston or cylinder damage. On heavy-duty reversible vibratory plate compactors like the DPU series, where the engine is working under sustained load during soil and aggregate compaction, using a correctly specified replacement pin during a rebuild is essential to restoring full engine output.
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.
