The Wacker Neuson Choke Valve is a genuine OEM component designed for the RD12-90 tandem roller series, covering both the solid ROPS and foldable ROPS configurations. As a factory-sourced part, the meets the exact specifications Wacker Neuson built into the original machine, ensuring the fuel system operates as intended from day one. This choke valve is the correct direct-fit replacement for operators and service technicians maintaining RD12-90 equipment. Keeping this component in good working order is essential to consistent engine starting performance and smooth operation across varying job conditions.
Key Features
- Genuine OEM Fuel System Integrity — Sourced directly from Wacker Neuson, this choke valve matches the original calibration and flow characteristics of the factory-installed part — no guesswork on compatibility.
- Drop-In Installation — Engineered to the same mounting profile and connection points as the original, allowing straightforward removal and reinstallation without reworking surrounding fuel system components.
- Built for the RD12-90 Series — Confirmed fitment for RD12-90 tandem rollers in both solid ROPS and foldable ROPS variants, covering the two primary configurations of this machine.
- Supports Clean Cold Starts — A properly functioning choke valve delivers the correct fuel-air mixture enrichment at startup, preventing hard starts, rough idling, and excessive cranking wear on the engine.
- Fuel System Safety — A worn or sticking choke valve can cause uncontrolled fuel delivery and inconsistent engine behavior; using a genuine OEM replacement maintains the predictable throttle response this equipment was designed to deliver.
The choke valve controls the ratio of air to fuel entering the engine during cold starts by temporarily restricting airflow through the carburetor, creating the richer mixture needed to fire a cold engine reliably. Once the engine reaches operating temperature, the choke opens fully to restore normal airflow and efficient combustion. When the choke valve sticks, warps, or fails to seal correctly, operators typically experience hard starting, rough running at low rpm, excessive fuel consumption, and in some cases engine flooding — all of which point directly to this component as the source of the problem.
Part Details
| Part Number | 5000215209 |
|---|---|
| Old Part Number | 0215209 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Choke Valve |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| 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.
