The Wacker Neuson 5100025768 is a genuine OEM O-Ring designed for the RD27-100 and RD27-120 series ride-on tandem rollers. As a direct OEM replacement, this O-Ring meets the original engineering specifications used in production, ensuring a proper seal within the hydraulic and mechanical systems of these machines. It is compatible across multiple configurations of the RD27 family, including the RD27 Pro Tandem Roller and RD27-120 Roller Pro T4F variants. Verifying your machine's model number against the fitment list before ordering is always recommended to confirm compatibility.
Key Features
- Genuine OEM Sealing Integrity — Manufactured to the original elastomer grade and dimensional tolerances specified for the RD27 platform, ensuring consistent compression and leak-free performance.
- Drop-In Fitment for RD27 Series — Engineered to seat correctly in the original groove geometry, requiring no trimming or modification to install.
- Broad RD27 Family Coverage — Confirmed fitment across RD27-100 and RD27-120 configurations, including Pro, Basic, and T4F-emission variants of the tandem roller line.
- Protects Hydraulic System Performance — A properly seated O-Ring maintains system pressure and prevents fluid bypass; a degraded or damaged seal can lead to pressure loss and erratic roller drive behavior.
- Fuel and Fluid Resistant — Formulated to withstand the hydraulic fluid and operating temperatures typical of ride-on roller applications, resisting swelling and compression set over time.
An O-Ring is a circular elastomeric seal used throughout hydraulic circuits, fluid passages, and mechanical assemblies to prevent leaks between mating surfaces. In a ride-on tandem roller like the RD27 series, O-Rings play a critical role in keeping the hydrostatic drive system sealed and operating at the correct pressure. When an O-Ring wears out, hardens, or takes a permanent set, it loses its ability to maintain a reliable seal — leading to fluid leaks, pressure drops, and potential damage to downstream hydraulic components if left unaddressed.
Part Details
| Part Number | 5100025768 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-120 | 5200014869, 5200005879, 5200014923, 5200014922, 5200023557, 5200023555, 5200024441, 5200005877, 5200021389 |
| Hydrostatic Vibratory Roller | RD27-100 | 5200005878, 5200014868, 5200023554, 5200023556, 5200005876 |
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.
