Overview
The ZF 4657.231.014 OIL LEVEL TUBE is a precision-engineered component designed for the WG210 series automatic transmission. This genuine OEM part serves as the critical conduit for monitoring and maintaining proper fluid levels within the transmission sump. Positioned along the side of the main casing, it interfaces directly with the TRANSMISSION HOUSING to ensure accurate oil measurement during service intervals. The SKU 4657.231.014 is manufactured to ZF’s exacting tolerances, guaranteeing a leak-free seal and reliable fluid level indication for heavy-duty commercial applications.
Symptoms of Failure
- Transmission oil leaks at the dipstick tube connection: A worn or cracked oil level tube often causes fluid to seep around the mounting boss, leading to visible drips under the vehicle and low oil levels.
- Inaccurate fluid level readings causing gear slipping: When the tube deforms or its internal guide deteriorates, the dipstick no longer seats correctly, resulting in overfilling or underfilling that triggers harsh shifting or clutch slippage.
- Contaminated transmission fluid from debris ingress: A fractured tube allows dirt and moisture to enter the sump through the filler neck, accelerating wear on internal components like the HOUS.FRONT SECT and valve body.
- Difficulty inserting or removing the dipstick: Physical damage to the tube bore creates binding or misalignment, making routine fluid checks frustrating and unreliable.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 4657.231.014 |
| Material | Steel with corrosion-resistant coating |
| Overall Length | Approx. 420 mm |
| Tube Outer Diameter | 16 mm |
| Weight | 0.35 kg |
| OEM Reference | ZF 4657.231.014 |
| Seal Type | Integrated O-ring groove |
Compatibility
This genuine ZF oil level tube is specifically engineered for the WG210 transmission series. Based on its design and mounting interface, it is also compatible with the closely related WG180, WG200, and WG211 models that share the same housing architecture. For proper installation, ensure the tube aligns with the HOUSING REAR PART and is secured using the CYLINDRICAL PIN for precise positioning. Always verify your transmission model’s serial number before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101033 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4657201027 | HOUS.FRONT SECT | Front section housing torque converter |
| 4657201012 | HOUSING REAR PART | Rear casing supporting output shaft |
| 0631306792 | CYLINDRICAL PIN | Alignment dowel for housing assembly |
| 0636100801 | CAP SCREW | Fastener for securing tube bracket |
| 4656301148 | FIXING PLATE | Retainer for oil tube positioning |
| 4657301032 | SCREEN SHEET | Filter mesh for oil intake |
| 4657301033 | SCREEN SHEET | Secondary filter element |
| 0636100803 | CAP SCREW | Mounting bolt for housing cover |
| 4681301040 | OIL FEED.HOUSG. | Lubrication supply housing |
Frequently Asked Questions
Q: Can I use a non-OEM oil level tube on my WG210 transmission?
A: While aftermarket tubes may fit, only the genuine ZF 4657.231.014 part guarantees the precise internal diameter and sealing surface required to prevent leaks and ensure accurate dipstick readings. Non-OEM tubes often cause false fluid level indications.
Q: How do I know if my oil level tube needs replacement?
A: Look for visible cracks near the mounting flange, rust perforation, or if the dipstick no longer clicks into place. Any fluid weeping around the tube entry point on the TRANSMISSION HOUSING is a clear indicator.
Q: Is the installation straightforward for a shop technician?
A: Yes. The tube slides into the housing bore and is secured with the CYLINDRICAL PIN and two cap screws. Always replace the O-ring seal and torque fasteners to ZF specifications to avoid distortion.
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Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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