Overview
The ZF 4642.231.090 FILLER TUBE is a precision-engineered component designed for the WG150 transmission series. This OEM genuine part serves as the primary conduit for introducing transmission fluid into the system, ensuring proper lubrication and hydraulic pressure within the gearbox. Positioned on the upper section of the transmission assembly, the filler tube connects directly to the TRANSMISSION HOUSING (4642101047) and the TRANSMISSION HOUSING (4642301207), facilitating a sealed fluid path. The SKU 4642.231.090 is manufactured to ZF’s exacting tolerances, guaranteeing a secure fit and reliable performance in heavy-duty industrial applications.
Symptoms of Failure
When the ZF 4642.231.090 filler tube begins to degrade, operators may notice several distinct failure indicators. Transmission fluid leaks around the filler neck are the most common symptom, often caused by cracks or corrosion in the tube body. Gear slipping under load can occur if the tube becomes blocked or deformed, restricting fluid flow to critical hydraulic circuits. Difficulty in refilling transmission fluid due to a collapsed or bent tube is another frequent issue, leading to improper fluid levels. Additionally, contaminated fluid entering the system through a damaged filler tube can accelerate wear on internal components like the GROOVED STUD (0631311009) and the TYPE PLATE (0730365067).
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 4642.231.090 |
| Material | Steel with corrosion-resistant coating |
| Length | Approx. 320 mm |
| Outer Diameter | 28 mm |
| Weight | 0.45 kg |
| OEM Reference | ZF 4642.231.090 |
| Thread Type | M22 x 1.5 |
Compatibility
This filler tube is primarily designed for the ZF WG150 transmission series, but it also fits select models in the WG180 and WG200 families due to shared housing designs. It is compatible with transmissions using the SHIFT SYSTEM (4644106300) and COVER PLATE (4644306500). Always verify your transmission’s serial number against the OEM part listing to ensure correct fitment.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4642101047 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4642301207 | TRANSMISSION HOUSING | Secondary housing for auxiliary components |
| 0730365067 | TYPE PLATE | Identification plate with transmission specs |
| 0631311009 | GROOVED STUD | Fastening stud for housing alignment |
| 4642301168 | SCREEN SHEET | Filter screen for fluid intake |
| 4642301169 | SCREEN SHEET | Secondary filter screen for debris |
| 0636100621 | HEXAGON SCREW | Mounting screw for secure attachment |
| 4642301186 | SCREEN SHEET | Fine mesh screen for hydraulic circuit |
| 4644106300 | SHIFT SYSTEM | Gear selection and actuation mechanism |
| 4644306500 | COVER PLATE | Protective cover for internal components |
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