The Wacker Neuson Piston Set is a genuine OEM component designed for the PT6LS and PT6LT series centrifugal trash pumps. As a direct Wacker Neuson OEM part, the is manufactured to the same specifications as the original, ensuring a correct fit within the pump's engine assembly without guesswork or modification. This Piston Set is confirmed to fit both the PT6LS skid-mounted configuration and the PT6LT trailer-mounted pump variant, making it the right choice for either setup. When it's time to restore your 6-inch trash pump to full working order, sourcing the correct OEM Piston Set is the most reliable path forward.
Key Features
- Genuine OEM Precision: — Manufactured to Wacker Neuson's original bore and ring-groove tolerances, ensuring proper compression and seal integrity within the engine cylinder.
- Drop-In Engine Replacement: — Engineered to match the original piston geometry and pin dimensions, allowing straightforward installation into the existing cylinder bore.
- Confirmed PT6L Series Fitment: — Verified compatible with the PT6LS skid-mounted and PT6LT trailer-mounted 6-inch centrifugal trash pumps.
- Restore Full Pump Output: — A worn or damaged piston leads to lost compression, rough running, and reduced pumping capacity; replacing it returns the engine to its rated power and flow performance.
- Engine Longevity: — Correct piston clearance prevents excessive blow-by, oil contamination, and accelerated wear on cylinder walls, protecting the broader engine assembly.
The piston is a core reciprocating component inside the pump's internal combustion engine, converting the pressure of combustion into the crankshaft rotation that ultimately drives the impeller. It must maintain a precise fit within the cylinder bore to sustain compression and transfer power efficiently — too much clearance and combustion gases bypass the rings, robbing the engine of power and fouling the oil. When a piston wears, cracks, or seizes, the engine loses the ability to build adequate compression, resulting in hard starting, rough operation, or complete failure to run — and the pump stops moving water entirely.
Part Details
| Part Number | 5000082255 |
|---|---|
| Old Part Number | 0082255 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston Set |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 150mm/6in Centrifugal Trash Pu mp Skid Mounted | PT6LS | 5000007174 |
| PT6LT Pump w/Trailer | PT6LT | 5000007175 |
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.
