The Wacker Neuson is a genuine OEM Poppet Cartridge Valve Seal Set designed for RD12 and RD12A series tandem rollers. Sourced directly from Wacker Neuson, this seal set is built to the exact tolerances required by the hydraulic valve cartridge assembly in these machines. Confirmed fitment covers the RD12A-90 and RD12-90 variants, including both solid ROPS and foldable ROPS configurations. When it comes to hydraulic sealing components, OEM specification is the standard that keeps your roller performing as intended.
Key Features
- OEM-Grade Seal Material: — Manufactured to Wacker Neuson's original compound and durometer specifications, ensuring the seal set maintains proper compression and resistance within the poppet cartridge valve.
- Drop-In Cartridge Valve Fit: — Engineered to seat correctly within the existing poppet cartridge valve housing — no trimming, stretching, or improvisation required during installation.
- Confirmed RD12 and RD12A Fitment: — Compatible with RD12-90 and RD12A-90 tandem rollers across solid ROPS and foldable ROPS configurations, including both standard and green-series variants.
- Hydraulic Integrity Restored: — A failed or worn poppet cartridge valve seal allows internal hydraulic bypass, causing sluggish drum response, inconsistent compaction pressure, and potential system overheating. This set restores proper valve function.
- Hydraulic System Safety: — Correct sealing in the hydraulic valve circuit prevents uncontrolled pressure loss that could affect drum drive response and operator control on grade — a critical consideration for walk-behind roller operation.
The poppet cartridge valve is a precision hydraulic component that controls directional flow within the roller's hydraulic drive circuit. Its internal seals maintain pressure separation between valve chambers, allowing the operator to direct hydraulic fluid accurately to the drum drive motors. When these seals degrade — through heat cycling, contamination, or age — internal leakage develops, causing the valve to lose authority over flow direction. The result is reduced traction, erratic drum movement, and increased strain on the hydraulic pump. Replacing the seal set with the correct OEM part restores tight, consistent valve operation and protects the broader hydraulic system from cascading wear.
Part Details
| Part Number | 5000170355 |
|---|---|
| Old Part Number | 0170355 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Poppet Cartridge Valve Seal Set |
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.
