The Wacker Neuson Control Block RD40/45C is a genuine OEM component designed for RD40-130c and RD45-140c series double drum rollers, including standard and DPF-equipped configurations. Sourced directly from Wacker Neuson, this part carries the same specifications as the original unit it replaces, ensuring proper hydraulic circuit function with no guesswork on fitment. It is confirmed compatible with RD40-130c.3, RD45-140c.3, RD40-130c DPF, and RD45-140c DPF models, making it the correct choice for both older and emissions-compliant variants in the RD series lineup.
Key Features
- OEM Hydraulic Circuit Integrity — Manufactured to the same internal porting and valve tolerances as the original, preserving precise flow control across the drum drive system.
- Direct-Mount Replacement — Matches the original mounting interface and hydraulic line connections on the RD40/45C platform, allowing straightforward installation without adapters or rework.
- Broad RD Series Compatibility — Fits RD40-130c.3, RD45-140c.3, RD40-130c DPF, and RD45-140c DPF models, covering both standard and DPF-equipped machines in the lineup.
- Consistent Compaction Performance — A correctly functioning control block maintains accurate hydraulic pressure distribution to the drums, ensuring uniform compaction output across the full working width.
- Genuine Wacker Neuson OEM Part — Supplied under part number 5100065334, this is an authorized Wacker Neuson component built to the same production standards as the original.
The control block is the central hydraulic valve assembly that manages and directs pressurized fluid flow to the drum drive motors and related circuits on a tandem roller. It governs direction, speed, and pressure balance between the front and rear drums, allowing the operator to maintain consistent forward and reverse travel while delivering the compaction force needed for the application. When the control block wears or develops internal leakage, the machine may exhibit sluggish response, uneven drum speeds, or loss of drive in one or both drums — any of which directly compromises compaction quality and operator control on the job.
Part Details
| Part Number | 5100065334 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Control Block RD40/45C |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD40-130c.3 | RD40-130c.3 | 5100047397 |
| RD45-140c.3 | RD45-140c.3 | 5100047398 |
| RD40-130c DPF | RD40-130c DPF | 5100055779 |
| RD45-140c DPF | RD45-140c DPF | 5100055780 |
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.
