The Wacker Neuson Piston Ring Set is a genuine OEM component designed for a wide range of Wacker Neuson equipment, including PDT2A and PDT3A diaphragm trash pumps, PDI2A and PDI3A inline diaphragm trash pumps, CT30ADT walk-behind concrete trowels, WP1235A and VP1135A single-direction vibratory plates, the PG2A power unit, and the A3000 gasoline power unit for internal vibrators. As a factory-sourced part, is manufactured to the exact tolerances required for proper cylinder sealing and engine compression across all compatible models. This ring set ensures a direct, no-guesswork replacement for worn or damaged piston rings on the engines powering these machines. Confirm your model number before ordering to ensure correct fitment across this broad application range.
Key Features
- Exact Compression Tolerancing — Genuine OEM rings are manufactured to the precise radial thickness and gap clearance specifications needed to maintain correct cylinder compression in these small-displacement engines.
- Direct Engine Replacement — Designed to drop into the existing cylinder bore without bore modification, aligning correctly with piston grooves for a secure, sealed installation.
- Broad Equipment Compatibility — A single part number covering PDT/PDI diaphragm trash pumps, CT30ADT concrete trowels, WP/VP/AP vibratory plates, and gasoline power units — streamlining your parts inventory across multiple machine types.
- Restored Engine Performance — Worn piston rings allow combustion gases to bypass the piston, causing power loss, increased oil consumption, and hard starting. Fresh rings restore compression and bring the engine back to full output.
- Fuel System Integrity — Proper ring seal prevents blow-by contamination of the crankcase oil, protecting downstream engine components from premature wear caused by fuel-diluted or carbon-laden oil.
Piston rings form a dynamic seal between the piston and the cylinder wall, serving two critical roles: they contain combustion pressure above the piston to drive power output, and they control the thin film of oil on the cylinder wall to prevent excess oil from entering the combustion chamber. When rings wear, gap, or break, compression drops, oil consumption rises, and the engine may smoke, run rough, or fail to develop enough power to drive the machine at full capacity. Replacing the piston ring set with a correctly spec'd OEM part restores the cylinder seal and returns the engine to its designed operating condition.
Part Details
| Part Number | 5000081753 |
|---|---|
| Old Part Number | 0081753 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston Ring Set |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 50mm/2in Diaphragm Trash Pump | PDT2A | 5000007610, 5000007611 |
| 75mm/3in Diaphragm Trash Pump | PDT3A | 5000007614, 5000007615, 5000007616 |
| 50mm/2in Inline Diaphragm Tras h Pump | PDI2A | 5000007624, 5000007625 |
| 75mm/3in Inline Diaphragm Tras h Pump | PDI3A | 5000007628, 5000007629, 5000009407 |
| PG2A | PG2A | 5000007658, 5000009054 |
| 762mm/30in CE Walk-behind Trow el | CT30ADT | 5000008005, 5000008001, 5000008197 |
| VP1135AW VIBROPLATE | VP1135AW | 5000009058, 5000630060 |
| VP1135A VIBROPLATE | VP1135A | 5000009057, 5000630059 |
| Gasoline Power Unit for Intern al Vibrator | A3000 | 5000006237 |
| 762mm/30in CE Walk-behind Trow el | CT30ADT-E | 5000007587, 5000008002 |
| Single direction vibratory plate WP1235A | WP1235A | 5000630016 |
| Single Direction Plates | WP1235Aw | 5000630103 |
| Single Direction Plates | WP1235Aw-L | 5000630104, 5000630105 |
| Single Direction Plates | WP1235Aw-LL | 5000630122 |
| Single Direction Plates | AP1135A | 5000009519 |
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.
