The Wacker Neuson Crankcase Gasket is a genuine OEM crankcase gasket designed for ML440 Light Towers and MG5 Portable Generators. As a factory-sourced component, this gasket is manufactured to the exact material grade and dimensional tolerances specified for these machines, ensuring a correct seal at the crankcase mating surface every time. Fitment covers a wide range of ML440 and MG5 series configurations, including MG5sd and MG5d variants, making part number the right choice when you need a verified, no-guesswork replacement.
Key Features
- OEM-Grade Sealing Material — Manufactured to Wacker Neuson's specified material composition and compression tolerance for crankcase applications, delivering a consistent, leak-free seal under operating conditions.
- Direct Drop-In Replacement — Engineered to match the exact profile and bolt-pattern of the original crankcase mating surfaces on ML440 and MG5 series machines for a straightforward swap during service.
- Broad ML440 and MG5 Series Coverage — Fits ML440 Light Towers, MG5 and MG5sd Portable Generators, and MG5d Generator models across multiple build configurations.
- Protects Engine Integrity — A correctly seated crankcase gasket prevents oil leaks and maintains proper crankcase pressure, keeping your engine running at full operating efficiency.
- Fuel and Oil System Safety — A failed or improperly fitted crankcase gasket can allow oil contamination and pressure loss; using the correct OEM part helps avoid fire hazard risks and oil ingestion into the combustion system.
The crankcase gasket forms a critical seal between the two halves of the engine crankcase, preventing oil from escaping and maintaining the internal pressure balance the engine needs to operate correctly. When this gasket deteriorates or fails, oil leaks develop that can starve internal components of lubrication and lead to accelerated engine wear or seizure. Replacing a worn crankcase gasket promptly with the correct OEM part is one of the most cost-effective ways to protect a generator or light tower engine from serious long-term damage.
Part Details
| Part Number | 5000404141 |
|---|---|
| Old Part Number | 0404141 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Crankcase Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Light Towers | ML440 | 5000630117, 5000630204, 5000630323, 5000630324, 5000630325, 5000630327 |
| Portable Generators | MG5 | 5000630137, 5000630143, 5000630233, 5000630254, 5000630224, 5000630229, 5000630237, 5000630239, 5000630252, 5000630308, 5000630310 |
| Portable Generators | MG5sd | 5000630202, 5000630214, 5000630236 |
| MG5 Generator | MG5d | 5000630211 |
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.
