The Wacker Neuson Cylinder Head Gasket is a genuine OEM component designed for the G40 and G50 series portable generators. Sourced directly from Wacker Neuson, this gasket delivers the exact material grade, thickness, and sealing profile specified for these machines — ensuring a proper, leak-free fit from installation. Verified fitment covers multiple G40 configurations including standard, mobile, and LATAM Premium variants, as well as the G50 generator series. When it comes to engine sealing, using the correct OEM part is the straightforward choice to restore full compression and keep your generator running at rated output.
Key Features
- OEM-Grade Sealing Material — Manufactured to Wacker Neuson's specified material composition and compression rating, ensuring consistent combustion chamber sealing under repeated heat cycling.
- Drop-In Head Replacement — Matches the original bolt pattern, bore diameter, and fire ring profile of the G40 and G50 engines for straightforward head reassembly.
- Broad G40 and G50 Coverage — Confirmed fitment across standard G40, mobile G40, G50, and G40 LATAM Premium generator configurations.
- Compression Integrity Restored — A correctly seated cylinder head gasket maintains the combustion seal that allows the engine to develop full power output; a failed gasket leads to compression loss, overheating, and coolant or oil contamination.
- Critical Engine Sealing Component — Proper torque and gasket integrity directly affect safe engine operation; using an OEM-spec gasket eliminates the risk of premature blow-out or improper seating that can lead to engine damage.
The cylinder head gasket forms the critical seal between the engine block and the cylinder head, containing combustion pressure while preventing coolant and oil from entering the combustion chamber. It must withstand extreme temperature swings and pressure spikes with every firing cycle. When a head gasket fails — through age, overheating, or improper torque — compression drops, power output suffers, and engine contamination can follow quickly; prompt replacement with the correct OEM part is the most reliable way to restore engine integrity.
Part Details
| Part Number | 5200021134 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Cylinder Head Gasket |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Generator | G40 | 5200015906, 5200015907, 5200016640, 5100029184 |
| Generator | G50 | 5200015909 |
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.
