The Wacker Neuson is a genuine OEM 3 Way Water Valve designed for the RD27-100 and RD27-120 series tandem rollers. As a direct Wacker Neuson OEM part, the is manufactured to the same specification as the original component — ensuring correct flow routing and a drop-in fit within the drum water spray system. This valve is compatible across multiple RD27 variants, including Pro and Basic T4F configurations, covering a wide range of RD27-100 and RD27-120 build series.
Key Features
- Genuine OEM Flow Specification — Manufactured to Wacker Neuson's original flow-path and port-sizing spec, so the valve directs water precisely as designed across all three ports.
- Direct Drop-In Replacement — Matches the original valve's port configuration and mounting interface, connecting directly into the existing water spray plumbing without adaptation.
- Broad RD27 Series Coverage — Fits RD27-100 and RD27-120 tandem rollers across Pro and Basic T4F build variants, making it the correct choice for the full RD27 lineup.
- Consistent Drum Wetting Performance — A properly functioning 3 Way Water Valve maintains even water distribution across both drums, preventing asphalt pickup during compaction passes.
- Protects Downstream Components — Correct valve operation keeps water flowing at the right pressure and to the right circuit, reducing wear on spray nozzles and pump components.
The 3 Way Water Valve controls the routing of water through the drum spray system on the RD27 tandem roller. It directs flow between circuits — typically managing distribution to the front and rear drums — so that each drum surface stays wetted during asphalt compaction. When this valve sticks, leaks, or fails, water flow to one or both drums is disrupted, leading to asphalt sticking to the drum surface, uneven mat finish, and potential damage to the drum itself. Replacing a worn valve promptly restores proper spray system function and protects mat quality on every pass.
Part Details
| Part Number | 5200011059 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | 3 Way Water Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Hydrostatic Vibratory Roller | RD27-100 | 5200005878, 5200023554, 5200005876, 5200021387 |
| Hydrostatic Vibratory Roller | RD27-120 | 5200005879, 5200014922, 5200023555, 5200024441, 5200005877 |
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.
