Overview
The ZF 0501.211.384 VALVE is a precision hydraulic control component engineered for the WG110 and WG115 transmission series, as well as a broad range of WG and BP industrial gearboxes. This OEM genuine part regulates oil flow and pressure within the valve body assembly, directly influencing shift quality and clutch engagement. The SKU 0501.211.384 is a direct replacement for worn or failed units, ensuring the transmission maintains its designed operating parameters. This valve sits within the main control unit, interfacing with the 4651101013: TRANSMISSION HOUSING to direct hydraulic fluid to the appropriate circuits.
Symptoms of Failure
- Erratic or delayed shifting: A worn 0501.211.384 valve can cause hesitation or harsh engagement when the transmission attempts to change gears, often described as “shift flare” or “slipping between gears.”
- Intermittent loss of drive: If the valve sticks open or closed, the transmission may momentarily lose power delivery, particularly under load or during low-speed maneuvering.
- Hydraulic fluid contamination: Internal wear debris from a failing valve can circulate through the system, accelerating wear on seals and the 4651301032: HOUSING assembly.
- Oil leaks at the valve body interface: A degraded valve or its mating surfaces can allow pressurized fluid to escape, leading to low line pressure and eventual transmission overheating.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 0501.211.384 |
| Material | Hardened steel spool with anodized aluminum body |
| Operating Pressure | 12–18 bar (174–261 psi) |
| Weight | 0.35 kg (0.77 lbs) |
| OEM Reference | ZF 0501.211.384 (Genuine) |
| Seal Type | Compatible with 0634303928: O-RING |
| Housing Fitment | Interfaces with 4651301033: HOUSING |
Compatibility
This valve is designed for ZF WG and BP series transmissions with hydraulic shift control. Confirmed compatible models include: WG90, WG94, WG110, WG115, WG130, WG131, WG158, WG160, WG171, WG190, WG191, WG200, WG210, WG211, WG230, as well as BP210, BP230 series. It is also used in certain WG180 variants. Always verify the valve bore condition in the 4651101013: TRANSMISSION HOUSING before installation to ensure proper sealing.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4651101013 | TRANSMISSION HOUSING | Main structural casing for gear and valve assembly |
| 4651301032 | HOUSING | Secondary housing for clutch or valve support |
| 0634303928 | O-RING | Seals valve-to-housing fluid passages |
| 4651301033 | HOUSING | Alternate housing variant for WG series |
| 4651203002 | SCREEN SHEET | Filters debris from hydraulic fluid |
| 4651303005 | SCREEN SHEET | Fine mesh screen for valve inlet protection |
| 0636101032 | CAP SCREW | Secures valve body to housing |
| 0630361028 | SEALING CAP | Plugs unused hydraulic ports |
| 4475280060 | SCREW PLUG | Threaded plug for pressure test points |
| 0634303312 | O-RING | Seals screw plug and cap interfaces |
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