Overview
The ZF 4660.106.024 CONTROL UNIT is a critical electronic governor module that manages shift timing and hydraulic pressure modulation within the WG92 and WG98 transmission series. This OEM genuine part, identified by SKU 4660.106.024, mounts directly to the valve body assembly and interprets input signals to regulate clutch engagement and gear selection. It serves as the central nervous system for the transmission, converting driver commands and vehicle load data into precise actuation commands. The unit interfaces seamlessly with the 4660101017: TRANSMISSION HOUSING and the 4660301054: HOUSING II, ensuring all internal components receive correct oil flow under varying torque conditions.
Symptoms of Failure
- Erratic shift hunting at highway speeds – When the control unit loses calibration, the transmission may repeatedly upshift and downshift between fourth and fifth gear, causing noticeable surging and driver fatigue.
- Delayed reverse engagement with harsh clunk – A failing 4660.106.024 often produces a 2-3 second lag when shifting from Neutral to Reverse, followed by a jarring engagement that stresses driveline components.
- Intermittent loss of power in low range – The unit may fail to signal proper line pressure during heavy load operation, resulting in momentary torque loss when climbing grades or pulling heavy trailers.
- No communication with diagnostic tools – A completely failed control unit will prevent the transmission control module from responding to scan tools, leaving technicians unable to read fault codes or perform adaptations.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 4660.106.024 |
| OEM Reference | ZF 4660.106.024 |
| Material | Die-cast aluminum housing with sealed electronics |
| Weight | 1.2 kg (2.65 lbs) |
| Dimensions (L x W x H) | 180 mm x 120 mm x 45 mm |
| Operating Voltage | 12V / 24V DC (self-regulating) |
| Connector Type | 24-pin AMP Junior Timer |
| Sealing Class | IP67 (dust-tight, temporary immersion) |
Compatibility
This control unit is engineered for ZF WG92 and WG98 series transmissions, specifically models WG180, WG200, and WG210. It also applies to WG92 variants used in mid-range buses and WG98 units found in heavy-duty construction vehicles. The unit is secured within the valve body using a 0631306174: CYLINDRICAL PIN for precise alignment, and its identification is confirmed via the 0769123894: TYPE PLATE affixed to the housing. Always verify your transmission serial number against ZF documentation before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4660101017 | TRANSMISSION HOUSING | Main structural casing that encloses gear sets and valve body |
| 4660301054 | HOUSING II | Secondary housing covering the control unit and solenoids |
| 0631306174 | CYLINDRICAL PIN | Alignment dowel for precise control unit positioning |
| 0769123894 | TYPE PLATE | Identification tag with transmission model and serial number |
| 0750100022 | SCREW PLUG | Seals hydraulic test ports on the valve body |
| 4660221029 | SUCTION TUBE | Draws oil from the pan to the pump inlet |
| 0634100317 | O-RING | Seals suction tube connection to pump housing |
| 0636103273 | CAP SCREW | Fastens control unit cover to housing II |
| 0634306311 | O-RING | Seals cap screw passages against oil leakage |
| 4660321029 | FIXING PLATE | Retains control unit harness and prevents vibration |
ZF 4660.106.024 CONTROL UNIT – Control Unit RFQ Support
PartsZF supports RFQ review for ZF 4660.106.024 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 4660.106.024 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: WG 98 PS
- 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 | 4660.106.024 |
|---|---|
| Normalized SKU | 4660106024 |
| 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.
Related Parts
- ZF 4660.106.031 CONTROL UNIT
- ZF 4661.106.013 CONTROL UNIT
- ZF 4661.106.032 CONTROL UNIT
- ZF 4661.106.014 CONTROL UNIT
- ZF 4660.106.013 CONTROL UNIT
