The Wacker Neuson 4223-084-7100 Fuel Hose is a genuine OEM component designed for the G25 and G20 portable generator series. This is a direct OEM replacement sourced through authorized Wacker Neuson supply channels, ensuring the part meets the exact specifications of the original. It fits a wide range of G25 configurations including Standard, Cold Weather, Custom, Extended Run, Battlefield, and 600V switchable Tier 4i and Tier 4 Final variants, as well as select G20 mobile generator models. When you need to restore proper fuel delivery on a G25 generator, part number 4223-084-7100 is the correct, confirmed replacement.
Key Features
- OEM-Matched Flow Characteristics — Manufactured to the same internal diameter and material specification as the original, ensuring consistent fuel delivery rate to the engine without restriction or leakage.
- Drop-In Fitment Across G25 Variants — Connects at the same routing points as the factory hose with no cutting or adapting needed, covering Standard, Cold Weather, Custom, Extended Run, and 600V configurations across Tier 4i and Tier 4 Final builds.
- Broad Model Coverage — Fits the full G25 portable generator family and select G20 mobile generator models, making it a single-SKU solution for fleets running multiple G25 configurations.
- Fuel-Resistant Construction — Built from hose material rated for continuous contact with diesel fuel, resisting softening, cracking, and swelling that can occur with non-spec replacements over time.
- Fuel System Safety — A cracked or deteriorated fuel hose is a fire and spill hazard on any generator. Replacing with a genuine OEM hose restores the integrity of the fuel circuit and keeps the unit operating within safe parameters.
The fuel hose carries diesel from the tank to the engine's fuel system, maintaining a sealed, unobstructed flow path at the correct pressure and volume the engine requires. Over time, heat cycling, vibration, and fuel exposure cause hose material to harden, crack, or collapse internally — any of which can starve the engine of fuel, cause hard-starting, or create a leak at connection points. Replacing a worn fuel hose with a correct OEM part restores the integrity of the fuel circuit and keeps the generator running at rated output.
Part Details
| Part Number | 4223-084-7100 |
|---|---|
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Fuel Hose |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| G25 Generator, Custom T4i | G25 | 5000620642, 5000620640, 5000620709, 5000620641, 5200005557, 5200003991, 5000620931, 5200001316, 5200009372, 5200009376, 5200009370, 5200009371, 5200009373, 5200009377, 5200014461, 5200009375, 5200009374, 5200014460, 5200014462, 5000621005, 5100041584, 5200022587, 5100045084, 5100041580, 5100041592, 5100017591, 5100022834, 5100041581, 5100041582, 5100041583, 5100045541, 5100045542, 5100050326, 5100042507, 5100042510, 5100042512, 5100042509, 5100025836, 5100042508 |
| Mobile Generator | G20 | 5200016628, 5200022625 |
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.
