The Wacker Neuson Choke Spring is a genuine OEM component designed for the RD12-90 Tandem Roller and CRT36-25 Ride-on Trowel series. As a direct factory replacement, this part matches the original specification exactly, ensuring the choke mechanism operates the way it was engineered to. Whether you're servicing a solid ROPS roller, a foldable ROPS model, or a ride-on trowel with or without a wheel kit, part number covers the full range of these machine configurations.
Key Features
- OEM-Grade Spring Tension: — Manufactured to the original tension and load spec, so the choke engages and releases with the correct resistance — not too stiff, not too weak.
- Direct-Swap Installation: — Designed to seat into the existing choke assembly without modification, using the same attachment points as the original spring.
- Broad Model Coverage: — A single part number covers RD12-90 Tandem Rollers (solid and foldable ROPS variants) and CRT36-25 Ride-on Trowels, including the wheel kit-equipped configuration.
- Consistent Cold-Start Performance: — A worn or broken choke spring causes inconsistent choke positioning, making cold starts unreliable and wasting time on the job. A fresh spring restores predictable engine starting behavior.
- Fuel System Safety: — A properly tensioned choke spring ensures the choke plate returns to the correct open position once the engine is running, preventing over-rich fuel mixture and the risks associated with incomplete combustion.
The choke spring controls the tension and return action of the choke plate in the carburetor, holding it in the correct position during starting and releasing it once the engine reaches operating temperature. When this spring weakens or breaks, the choke may stick closed or fail to open fully, causing the engine to run rich, idle roughly, or produce excessive smoke. Replacing a faulty choke spring is one of the simplest ways to restore clean, consistent engine starting and smooth operation on your roller or trowel.
Part Details
| Part Number | 5000215204 |
|---|---|
| Old Part Number | 0215204 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Choke Spring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD12-90 ROLLER, DOUBLE DRUM, SOLID ROPS | RD12-90 | 5000620059, 5000620321 |
| 915mm/36in Ride-on Trowel | CRT36-25 | 5000620115, 5000620295 |
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.
