The Wacker Neuson Oil Seal is a genuine OEM component designed for the G40, G50, G60, G70, G95, and G110 series portable generators. As a direct OEM replacement, this seal is manufactured to the exact material grade and dimensional tolerances specified for these machines, ensuring a proper fit at every installation point. It covers a broad range of GP-family configurations including standard, mobile, 50Hz LATAM, Brazil Premium, and Brazil Value variants across the G40 through G110 lineup.
Key Features
- OEM-Grade Seal Material — Manufactured to the exact elastomer compound and compression spec required for generator engine sealing, so you get consistent performance across temperature and load cycles.
- Drop-In Replacement — Matches the original seat geometry and bore dimensions, allowing the seal to press or seat into position without rework or modification to the housing.
- Broad Generator Family Coverage — Confirmed fitment across G40, G50, G60, G70, G95, and G110 series generators, including mobile, 50Hz LATAM, and Brazil-market Premium and Value configurations.
- Prevents Oil Loss at the Source — A properly seated oil seal keeps engine oil contained within the rotating assembly, protecting bearings and internal components from oil starvation and contamination.
- Fuel and Fluid System Integrity — Maintaining a sound seal is critical on generator engines running at sustained loads; a failed seal leads to oil migration, external leaks, and accelerated wear on adjacent components.
An oil seal creates a dynamic barrier between a rotating shaft and a stationary housing, preventing engine oil from escaping while keeping contaminants from entering the lubrication circuit. On portable generators like the G40 through G110 series, this seal is under constant rotational stress during operation, and a worn or cracked seal will allow oil to leak past the shaft, leading to low oil levels, smoke, and potential engine damage if left unaddressed. Replacing the seal at the first sign of weeping or leakage is one of the most cost-effective ways to protect the generator's long-term mechanical health.
Part Details
| Part Number | 5200021336 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Oil Seal |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Mobile Generator | G95 | 5200016642, 5200020677, 5100029186 |
| Mobile Generator | G60 | 5200015951, 5200016641, 5100029185 |
| G70 | G70 | 5200015952, 5100022041, 5100022040 |
| Generator | G40 | 5200015906, 5200016640, 5100029184, 5200015907 |
| Generator | G50 | 5200015909, 5100022009, 5100022008 |
| G110 Generator, Brazil, Value | G110 | 5100022042, 5100022043 |
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.
