The Wacker Neuson is a genuine OEM Suction Manifold designed for RD12-90 and RD12A-90 series tandem rollers. As a factory-sourced component, matches the original part in material, porting, and dimensional specifications — ensuring a correct, confident installation. This manifold is confirmed to fit multiple RD12 configurations, including solid ROPS, foldable ROPS, and the green-drum RD12A-90 variant.
Key Features
- Genuine OEM Construction — Sourced directly from Wacker Neuson, this Suction Manifold meets the same porting dimensions and material tolerances as the original, preserving proper fluid velocity and flow balance across the hydraulic circuit.
- Direct-Fit Replacement — Engineered to bolt up to the existing manifold mounting points on the RD12-90 and RD12A-90, with no reworking of fittings or lines required.
- Broad RD12 Series Coverage — Fits RD12-90 (Solid ROPS and Foldable ROPS) and RD12A-90 (standard, Foldable ROPS, and green-drum) tandem roller configurations under a single part number.
- Sustained Hydraulic Performance — A correctly functioning Suction Manifold maintains consistent fluid delivery to the hydraulic pump. A cracked or degraded manifold causes cavitation, erratic drum drive response, and accelerated pump wear.
- Verified Part Number — Order with confidence: 5000163341 is the current active Wacker Neuson part number for this application, cross-referenced against RD12-90 and RD12A-90 parts documentation.
The Suction Manifold is a ported housing that channels hydraulic fluid from the reservoir into the suction side of the hydraulic pump. By maintaining a clean, unrestricted flow path, it ensures the pump receives an adequate, air-free supply of fluid — a condition essential for stable drum drive and smooth compaction pressure on both drums. When the manifold cracks, warps, or develops a leak at its sealing surfaces, air is drawn into the hydraulic circuit, leading to pump cavitation, loss of drive force, and potential long-term damage to downstream hydraulic components.
Part Details
| Part Number | 5000163341 |
|---|---|
| Old Part Number | 0163341 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Suction Manifold |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD12A-90 ROLLER,DBL DRUM,GRN | RD12A-90 | 5000620369, 5000620058, 5000620320 |
| RD12-90 ROLLER, DOUBLE DRUM, SOLID ROPS | RD12-90 | 5000620059, 5000620321 |
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.
Wacker Neuson