Overview
The ZF 2095.138.008 CONTROL UNIT is a critical electronic management module designed for ZF heavy-duty powershift transmissions used in construction machinery. This OEM genuine part governs hydraulic clutch engagement, shift timing, and diagnostic communication between the transmission and the vehicle’s electronic system. Positioned directly on or near the transmission valve body, the SKU 2095.138.008 processes input signals to ensure precise gear selection under high-load operating conditions. As a factory-sealed component, it guarantees exact calibration for ZF drivetrains, reducing the risk of miscommunication that can lead to premature wear on adjacent assemblies such as the 2095109020: DIFFERENTIAL and the 2095209037: DIFFERENTIAL.
Symptoms of Failure
- Erratic shifting or gear hunting – The transmission fails to hold a selected gear or randomly upshifts/downshifts under load, often caused by degraded internal circuitry in the control unit.
- No communication with diagnostic tools – When the unit fails, the ECU cannot relay fault codes, leaving operators blind to underlying transmission issues.
- Delayed engagement from neutral to drive – A worn control unit may introduce a 3–5 second lag before clutch packs pressurize, mimicking hydraulic valve failure.
- Intermittent loss of forward or reverse – Partial electrical failure can cut power to specific solenoids, causing one direction to drop out entirely while the other remains functional.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2095.138.008 |
| Type | Electronic Control Unit (ECU) |
| Material | Die-cast aluminum housing with conformal-coated PCB |
| Weight | 1.8 kg (4.0 lbs) |
| Operating Voltage | 12V / 24V DC (auto-sensing) |
| Operating Temperature | -40°C to +85°C |
| OEM Reference | ZF 2095.138.008 |
| Connector Type | Deutsch DT04-12PA |
Compatibility
This control unit is engineered for ZF powershift transmissions commonly found in wheel loaders, graders, and telehandlers. It is directly compatible with the following ZF models: WG180, WG200, WG210, and WG310. These transmissions rely on the 2095.138.008 to coordinate clutch modulation with the 0750117075: TAPER ROLLER BEARING and the 2095309059: DIFF.HOUSING for smooth torque distribution. Always verify your transmission serial number before installation, as early WG180 variants may require a firmware update.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2095109020 | DIFFERENTIAL | Distributes torque to wheel ends |
| 0750117075 | TAPER ROLLER BEARING | Supports rotating differential shafts |
| 2095209037 | DIFFERENTIAL | Secondary torque split unit |
| 2095309059 | DIFF.HOUSING | Encloses differential gears |
| 0631329086 | SPRING PIN | Secures shift fork assemblies |
| 0730300820 | THRUST WASHER | Reduces axial play in gear sets |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 2095309081 | DIFFERENTIAL AXLE | Connects differential to wheel hubs |
| 5838300811 | THRUST WASHER | Prevents gear face wear |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear in differential assembly |
ZF 2095.138.008 CONTROL UNIT – Control Unit RFQ Support
PartsZF supports RFQ review for ZF 2095.138.008 CONTROL UNIT in transmission control-system sourcing. The key step is confirming the part number against the machine or removed-unit evidence.
Part-Number Summary
Use ZF number 2095.138.008 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: TRA 13
- Illustration section: CONTROL UNIT
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 2095.138.008 |
|---|---|
| Normalized SKU | 2095138008 |
| Part name | CONTROL UNIT |
| Product category | control unit |
| RFQ support | Part-number lookup and documentation review |
| Media support | Product photo or diagram review when available |
Image and Documentation Notes
Current product media status: fallback. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
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