The Wacker Neuson 5100012369 is a genuine OEM O-Ring Seal designed for the RD18-100C series tandem rollers. Sourced directly from Wacker Neuson, this seal meets the exact material and dimensional specifications of the original part. It is confirmed compatible across multiple RD18-100C configurations, including the RD18-100C Tandem Roller variants. When your machine shows signs of fluid weeping or pressure loss at a sealed joint, replacing the O-Ring Seal with the correct OEM part is the most direct path to restoring a tight, leak-free connection.
Key Features
- OEM-Grade Elastomer Compound — Manufactured to the original material specification, ensuring correct compression set and resistance to the hydraulic fluids and operating temperatures found in the RD18-100C drivetrain.
- Drop-In Replacement — Dimensioned to the original groove profile, so the seal seats correctly without trimming, shimming, or improvising with an off-spec substitute.
- Confirmed RD18-100C Fitment — Verified across the RD18-100C, RD18-100C Tandem Roller, and RD18-100c.3 configurations, covering the full production range of this tandem roller series.
- Maintains System Pressure Integrity — A failed or worn O-Ring allows hydraulic fluid to bypass the sealed joint, causing pressure drop, erratic drum drive response, and potential contamination of surrounding components. A fresh OEM seal restores the circuit to spec.
- Genuine Wacker Neuson Part — Supplied as an authentic OEM component under part number 5100012369, so you can be confident the seal geometry, durometer, and material grade match what left the factory.
An O-Ring Seal creates a pressure-tight barrier at the interface between two mating surfaces — typically at hydraulic fittings, valve bodies, pump housings, or cylinder end caps. In a tandem roller like the RD18-100C, maintaining sealed hydraulic circuits is critical to consistent drum vibration output and propulsion control. When an O-Ring degrades through heat cycling, compression set, or chemical attack, it loses its ability to hold back fluid under pressure, leading to external leaks, reduced system efficiency, and the risk of accelerated wear to downstream components. Replacing a failing seal promptly with the correct OEM part prevents a minor maintenance item from becoming a costly hydraulic repair.
Part Details
| Part Number | 5100012369 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | O-Ring Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD18-100c.3 | RD18-100c.3 | 5100055948 |
| Vibration Roller | RD18-100c 3 | 5100047363 |
| RD 18-100 C | RD18-100c | 5100047362, 5100055776 |
| RD18-100 C Tandem Roller | RD18-100 C US | 5100027574 |
| RD18-100 C Tandem Roller | RD18-100 C | 5100011384 |
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.
