The Wacker Neuson Valve Block is a genuine OEM component designed for the RD24-100, RD27-120, and RD28-120 series tandem rollers. As a direct OEM part, the is manufactured to the same specification as the original, ensuring a correct drop-in fit within the hydraulic system without the guesswork of sourcing a substitute. Fitment spans an extensive range of RD-series configurations, including standard, combination, offset, and DPF-equipped variants across multiple production generations. When your roller's hydraulic performance depends on precise flow control, sourcing the right valve block from the start protects uptime and output quality.
Key Features
- Genuine OEM Hydraulic Precision — Manufactured by Wacker Neuson to exact hydraulic flow and pressure tolerances, ensuring the valve block meters and directs fluid exactly as the system was engineered to do.
- Direct OEM Replacement — Installs directly into the hydraulic circuit of compatible RD-series rollers using the original mounting points and port connections, with no adaptation needed.
- Broad RD-Series Compatibility — Verified fitment across RD24-100, RD27-120, and RD28-120 tandem rollers, including standard, C (combination), O (offset), and DPF variants across multiple production series.
- Consistent Hydraulic Response — A correctly functioning valve block maintains precise distribution of hydraulic pressure to the drive and vibration circuits; a failed or worn block causes erratic roller behavior, loss of drive, or vibration dropout.
- Hydraulic System Integrity — Using a genuine OEM valve block with correct port sizing and seal surfaces reduces the risk of internal leakage or pressure loss that can damage downstream hydraulic components.
A valve block is a manifold-style hydraulic component that controls the routing and regulation of pressurized fluid between different circuits within the machine. In a tandem roller, it directs hydraulic flow to the drum drive motors and the vibratory system, acting as the central traffic controller for the machine's working functions. When a valve block wears or fails, the result is typically loss of drive response, inconsistent vibration output, or uncontrolled hydraulic behavior — all of which directly affect compaction performance and safe operation on site.
Part Details
| Part Number | 5100012385 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Valve Block |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD24-100 Tandem Roller | RD24-100 | 5100011385, 5100047374 |
| RD27-120 Tandem Roller | RD27-120 | 5100011386 |
| RD24-100 C Tandem Rollers | RD24-100 C | 5100011387 |
| RD27-120 C Tandem Roller | RD27-120 C | 5100011388 |
| RD24-100 O Tandem Roller | RD24-100 O | 5100011389 |
| RD27-120 O Tandem Roller | RD27-120 O | 5100011390 |
| RD 24-100.3 | RD 24-100.3 | 5100032197 |
| RD27-120 | RD 27-120.3 | 5100032198 |
| RD24-100c.3 | RD24-100c.3 | 5100047370 |
| RD27-120c | RD27-120c.3 | 5100047371 |
| RD24-100o.3 | RD24-100o.3 | 5100047372 |
| RD27-120o | RD27-120o.3 | 5100047373 |
| RD28-120 | RD28-120 | 5100047375 |
| RD24-100c | RD24-100c | 5100047376 |
| RD28-120c | RD28-120c | 5100047377 |
| RD24-100o | RD24-100o | 5100047378 |
| RD28-120o | RD28-120o | 5100047379 |
| RD24-100 DPF | RD24-100 DPF | 5100047380 |
| RD28-120 DPF | RD28-120 DPF | 5100047390 |
| RD24-100c DPF | RD24-100c DPF | 5100047391 |
| RD28-120c DPF | RD28-120c DPF | 5100047392 |
| RD24-100o DPF | RD24-100o DPF | 5100047393 |
| RD28-120o DPF | RD28-120o DPF | 5100047394 |
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.
