The Wacker Neuson Fuel Pump is a genuine OEM component designed for G50, G70, and G85 mobile and skid-mounted generators, as well as APT6S, APT6T, APT8S, and APT8T trailer-mounted pump units. As a factory-sourced part, the is built to the exact tolerances and flow specifications required by these machines, ensuring consistent fuel delivery under demanding jobsite conditions. This fuel pump fits a wide range of configurations including standard, cold weather, extended run tank, and custom T4F/T4i variants across the G50 series. Whether you're servicing a generator or a high-volume pump unit, part number is the correct OEM replacement to restore original performance.
Key Features
- OEM-Matched Flow Rate — Engineered to deliver fuel at the precise pressure and volume the engine management system expects, preventing fuel starvation or flooding at any load level.
- Direct-Fit Replacement — Designed to connect directly to existing fuel lines and mounting points on G50, G70, G85, and APT-series units with no reworking of the fuel circuit.
- Broad Fitment Coverage — Compatible with a wide range of configurations including standard skid-mount, extended run tank (ERT), cold weather, and custom T4F/T4i G50 variants, plus APT6S, APT6T, APT8S, and APT8T pump units.
- Sustained Engine Reliability — A properly functioning fuel pump maintains steady fuel delivery, supporting stable voltage output from generators and consistent pump operation across extended run cycles.
- Fuel System Integrity — As a genuine OEM part, the 5000162455 meets Wacker Neuson's material and sealing standards for the fuel circuit, helping prevent leaks or pressure loss that could affect safe operation of fuel-handling equipment.
A fuel pump is responsible for drawing fuel from the tank and delivering it at the correct pressure to the engine's fuel system. On generator and pump units like the G50, G70, G85, and APT series, consistent fuel delivery is critical — the engine must receive a steady, metered supply to maintain stable output under varying electrical or hydraulic loads. When a fuel pump begins to fail, symptoms typically include hard starting, engine surging, loss of power under load, or complete shutdown, all of which interrupt productivity and can place stress on downstream components.
Part Details
| Part Number | 5000162455 |
|---|---|
| Old Part Number | 0162455 |
| Brand | Wacker Neuson |
| Part Type | Genuine OEM |
| Description | Fuel Pump |
Compatibility & Fitment
| Name | Model | Machine Number |
|---|---|---|
| Skid-mounted Mobile Generator | G50 | 5000009467, 5000009366, 5000620001, 5200001062, 5200001063, 5200006878, 5200001317, 5200001060, 5200001061, 5000620707, 5000620710, 5000620964, 5000620965, 5000620966, 5100025812, 5100026954, 5100029210, 5100026955, 5100026956 |
| Mobile Generator | G85 | 5000009459, 5000620003, 5000009369 |
| Skid-mounted Mobile Generator | G70 | 5000009367, 5000009468, 5000620002 |
| APT6S Pump w/Skid | APT6S | 5200018982 |
| APT6T Pump, Surge Brake | APT6T | 5200019646, 5200019647 |
| APT6T Pump, Surge Brake, Cold Weather | APT6T CW | 5200019794, 5200019795 |
| APT8S Pump w/Skid | APT8S | 5200018987 |
| APT8T Pump, Surge Brake | APT8T | 5200019648, 5200019649 |
| APT8T Pump, Surge Brake, Cold Weather | APT8T CW | 5200019796, 5200019797 |
| APT6S Pump w/Skid, Cold Weather | APT6S CW | 5200019799 |
| APT8S Pump w/Skid, Cold Weather | APT8S CW | 5200019800 |
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.
