Overview
The ZF 5838.300.216 VALVE is a precision hydraulic control component engineered for the WG100, WG130, and WG131 transmission series. This OEM genuine part regulates oil flow and pressure within the valve body assembly, directly governing clutch engagement and shift timing. As a critical element of the transmission’s hydraulic circuit, the 5838.300.216 ensures smooth gear transitions and consistent torque delivery. When paired with a properly maintained DIFFERENTIAL HOUSING, this valve maintains optimal lubrication pathways for the entire drivetrain.
Symptoms of Failure
- Delayed or harsh shifting: A worn 5838.300.216 valve causes erratic hydraulic pressure, leading to noticeable hesitation or jarring gear changes during acceleration.
- Transmission fluid leaks around the valve body: Deteriorated seals on this valve allow ATF to escape, often pooling near the pan gasket or bell housing.
- Slipping in forward or reverse gears: Insufficient pressure from a failing valve results in momentary loss of power transfer, especially under load or on inclines.
- Erratic engagement of the differential: When this valve malfunctions, it can affect oil distribution to the DIFFERENTIAL, causing whining noises or uneven wheel torque.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 5838.300.216 |
| Material | Hardened steel with corrosion-resistant coating |
| Operating Pressure Range | 8–22 bar (116–319 psi) |
| Weight | 0.34 kg (0.75 lbs) |
| Seal Type | Nitrile rubber O-rings (included) |
| Compatible Fluid | ZF TE-ML 03, 04, or 05 approved ATF |
| Bore Diameter | 18.5 mm |
Compatibility
This valve is specifically designed for ZF WG series transmissions, including the WG100, WG130, and WG131 models. It is also compatible with certain WG180 and WG200 variants that share the same valve body architecture. For optimal performance, always replace this valve alongside the TAPER ROLLER BEARING and DIFFERENTIAL to prevent premature wear on adjacent components. Verify your transmission’s serial number against ZF’s application guide before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque between drive wheels |
| 0750117075 | TAPER ROLLER BEARING | Supports axial and radial loads on shafts |
| 2093209023 | DIFFERENTIAL | Secondary torque distribution unit |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses and protects differential gears |
| 0631329088 | SPRING PIN | Secures valve components in place |
| 5838300811 | THRUST WASHER | Reduces friction between rotating surfaces |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 5838300633 | AXLE | Transmits rotational force to wheels |
| 5838300753 | THRUST WASHER | Controls axial clearance in gear sets |
| 5838300818 | THRUST WASHER | Prevents metal-to-metal contact in differential |
Frequently Asked Questions
Q: Can I install the 5838.300.216 valve without replacing the differential housing?
A: Yes, the valve is a standalone component. However, if the housing shows scoring or wear, we recommend replacing it with the DIFFERENTIAL HOUSING to ensure proper sealing.
Q: How do I know if this valve is compatible with my WG180 transmission?
A: Check the valve body casting number on your transmission. The 5838.300.216 fits WG180 units built after 2012 with serial numbers starting “18-“. For earlier models, verify with your ZF dealer.
Q: What torque specification should I use for the valve mounting bolts?
A: Tighten to 12 Nm (106 in-lbs) in a cross pattern. Over-torquing can distort the valve bore and cause sticking.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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