The Wacker Neuson Governor Spring is a genuine OEM component designed for the BV50A-P and BV50A-H series backpack concrete vibrators. As a direct factory replacement, it restores proper engine speed regulation and ensures the vibrator performs within its intended operating range. This is a Wacker Neuson genuine OEM part, manufactured to the same specification as the original, making it a straightforward service replacement for authorized dealers and contractors alike. Confirm your model number against the fitment list before ordering to ensure compatibility with your specific BV50A configuration.
Key Features
- Correct Spring Tension for Engine Governing — Manufactured to the original tension specification, so the governor responds accurately to load changes and maintains consistent engine RPM under vibration demand.
- Genuine OEM Part — Sourced directly from Wacker Neuson, meaning this spring carries the same part number, material grade, and dimensional profile as the component installed at the factory.
- Drop-In Service Replacement — Designed to seat and connect in the governor assembly the same way as the original, with no additional hardware or adaptation needed during installation.
- Broad BV50A Series Coverage — Fits multiple BV50A-P and BV50A-H backpack vibrator configurations, including SPM4+PH45 and SPM2+PH45 drive head variants.
- Protects Engine from Over-Speed and Under-Speed Conditions — A worn or fatigued governor spring causes erratic RPM, poor vibration output, and accelerated engine wear; replacing it restores controlled, stable operation.
The governor spring is a core component of the engine's speed-control system. It works in tension against the centrifugal flyweights in the governor assembly to hold the throttle at the correct position, keeping engine speed steady as load fluctuates during concrete vibration. When the spring weakens, stretches, or breaks, the governor loses its ability to regulate RPM accurately — resulting in engine hunting, inconsistent vibration frequency, or an engine that runs away at high speed. Replacing a fatigued spring is a straightforward but critical service step that restores smooth, controlled engine behavior.
Part Details
| Part Number | 5000217181 |
|---|---|
| Old Part Number | 0217181 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Governor Spring |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Backpack Vibrator | BV50A-P | 5000620399, 5000620764, 5000620767 |
| Backpack Vibrator | BV50A-P EU | 5000620892 |
| BV50A-H Backpack Vibrator | BV50A-H | 5200016908, 5100041314 |
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.
