The Wacker Neuson Throttle Return Spring is a genuine OEM component designed for the RD12A-90 and RD11A tandem rollers, BFS 2020AS floor saw, and GS12Ai portable generator. Sourced directly from Wacker Neuson, this part meets the exact specifications of the original component it replaces. Confirmed fitment spans several machine families, making part number a straightforward drop-in solution for operators servicing this range of Wacker Neuson equipment.
Key Features
- Genuine OEM Spring Tension Spec — Manufactured to the exact return-force rating of the original, ensuring the throttle snaps back consistently and predictably under operating conditions.
- Direct-Fit Installation — Engineered to seat in the original throttle linkage anchor points without alteration, keeping the repair straightforward.
- Broad Fitment Across Wacker Neuson Families — Confirmed for RD12A-90 tandem rollers (including Foldable ROPS variant), RD11A and RD11AEC hydrostatic double-drum rollers, BFS 2020AS floor saw, and GS12Ai 50 Hz portable generator.
- Throttle Control Integrity — A correctly functioning return spring holds engine speed at idle the moment the operator releases the throttle control, which is critical for safe machine handling on compaction and cutting applications.
- Safety-Critical Fuel System Component — A fatigued or broken return spring can prevent the throttle from returning to idle, creating a runaway-engine risk. Replacing with a genuine OEM spring restores the positive return action the machine was built around.
The throttle return spring is a small but essential part of the engine throttle linkage. Its job is to pull the throttle mechanism back to the idle position as soon as operator input is released, maintaining control over engine speed and preventing unintended acceleration. When the spring weakens, stretches, or breaks, the throttle may stick open or fail to return cleanly to idle — a condition that can affect both operator safety and machine controllability across rollers, saws, and generators alike.
Part Details
| Part Number | 5000152481 |
|---|---|
| Old Part Number | 0152481 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Throttle Return Spring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| RD12A-90 Tandem Roller | RD12A-90 | 5000620058, 5000620320, 5000620369 |
| BFS 2020AS SAW | BFS 2020AS | 5000620086 |
| Hydrostatic Double Drum Vibrat ory Roller | RD11AEC | 5000007695 |
| Hydrostatic Double Drum Vibrat ory Roller | RD11A | 5000007693 |
| 50Hz Portable Generator 12 kVA | GS12Ai | 5000009108 |
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.
