The Wacker Neuson Muffler Guard Gen Med Back is a genuine OEM component designed for the GP4000 series portable generators. Sourced directly from Wacker Neuson, this part matches the original specification and installs as a direct replacement for the factory-fitted guard on compatible GP4000 units. Confirmed fitment spans multiple GP4000 configurations, including both the standard and Premium Portable Generator variants.
Key Features
- Genuine OEM Construction — Manufactured to Wacker Neuson's original design tolerances, ensuring the guard seats correctly against the muffler housing without gaps or fitment inconsistencies.
- Direct-Fit Replacement — Designed to mount in the same position as the original back guard, using existing attachment points on the GP4000 frame with no modification to surrounding components.
- GP4000 Series Compatibility — Verified for multiple GP4000 portable generator configurations, covering both standard and Premium variants across several production codes.
- Heat and Exhaust Exposure Resistance — Positioned directly behind the muffler, this guard is built to withstand the sustained heat and exhaust output typical of continuous generator operation.
- Operator and Bystander Protection — The muffler guard shields personnel from accidental contact with the exhaust assembly during and after operation, making its condition a genuine safety consideration on active job sites.
The muffler guard on a portable generator serves as a physical barrier between the hot exhaust components and anyone working near the machine. During and after operation, the muffler and surrounding exhaust hardware reach temperatures that can cause serious burns on contact — the guard redirects accidental contact away from these surfaces. A cracked, missing, or damaged guard leaves the muffler exposed, creating a burn hazard and potentially voiding compliance with equipment safety standards. Replacing a worn guard with part number 5000164571 restores that protection and keeps the GP4000 operating as originally designed.
Part Details
| Part Number | 5000164571 |
|---|---|
| Old Part Number | 0164571 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Muffler Guard Gen Med Back |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Premium Portable Generator | GP4000 | 5000620090, 5000620380, 5000620977, 5000620978, 5000620089 |
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.
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