The Wacker Neuson Piston Ring Set is a genuine OEM component designed for RD7Ye, RD7Yeh LRC, RD7Yehf LRC, RD7Yehfb LRC, and RD10Yehf LRC walk-behind tandem rollers. Sourced directly from Wacker Neuson, this OEM set delivers the exact ring geometry and material grade required to maintain a proper combustion seal in your engine. Verified fitment covers the full RD7Ye series as well as the RD10Yehf LRC, making a single, confident solution across multiple roller models in the lineup.
Key Features
- OEM Combustion Seal Integrity — Manufactured to Wacker Neuson's exact ring thickness, tension, and material spec, ensuring the compression seal your engine was originally built around.
- Drop-In Engine Replacement — Rings are pre-sized for direct installation into the existing cylinder bore, aligning with the original piston grooves without recutting or shimming.
- Broad RD Series Coverage — Fits RD7Ye tandem and walk-behind rollers, RD7Yeh LRC, RD7Yehf LRC, RD7Yehfb LRC, and RD10Yehf LRC models in a single part number.
- Restored Compression and Power Output — Worn rings allow combustion pressure to bypass the piston, causing lost power and excessive oil consumption; fresh OEM rings bring compression back to operating spec.
- Fuel Efficiency Protection — Properly sealed rings prevent blow-by that robs fuel economy and contaminates crankcase oil, extending the service interval between oil changes.
Piston rings form a dynamic seal between the piston and the cylinder wall, trapping combustion gases above the piston to convert fuel energy into usable power. They also regulate oil consumption by scraping excess oil back down the cylinder bore and away from the combustion chamber. When rings wear, crack, or lose tension, compression drops, the engine smokes, oil consumption climbs, and the machine loses the drive force needed to compact effectively — making timely ring replacement one of the most cost-effective engine rebuilds available.
Part Details
| Part Number | 5100031875 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Piston Ring Set |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD7Ye Tandem Roller | RD7Ye | 5100027116, 5100027117, 5100038032, 5100048340 |
| RD7Yeh LRC | RD7Yeh LRC | 5100006335 |
| RD7Yehf LRC | RD7Yehf LRC | 5100006340 |
| RD7Yehfb LRC | RD7Yehfb LRC | 5100006345 |
| RD10Yehf LRC | RD10Yehf LRC | 5100070502 |
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.
