Overview
The ZF 6057.018.210 CONTROL UNIT is a critical electro-hydraulic interface module within the WG 190 transmission series. This OEM genuine part governs shift timing, pressure modulation, and clutch engagement sequencing by processing electronic signals from the transmission control module (TCM) and converting them into precise hydraulic actions. Positioned on the valve body assembly inside the transmission sump, the SKU 6057.018.210 acts as the central nervous system for gear selection, ensuring smooth power delivery under varying load conditions. When this control unit operates correctly, the WG190 delivers consistent shift quality and optimal fuel efficiency across heavy-duty applications.
Symptoms of Failure
- Erratic or harsh shifting under load: A failing 6057.018.210 often causes delayed or abrupt gear changes, particularly when climbing grades or towing. This “ZF transmission shift hesitation” symptom indicates degraded solenoid response inside the control unit.
- Intermittent loss of forward or reverse gears: When the control unit loses internal continuity, drivers may experience sudden neutral conditions or “transmission stuck in gear” scenarios, requiring a full system restart to regain function.
- Transmission fluid contamination from internal wear: Debris from a deteriorating control unit can migrate into the TRANSMISSION HOUSING, causing valve body sticking and accelerated wear on adjacent components.
- Diagnostic trouble codes (DTCs) for solenoid circuit faults: Persistent error codes related to pressure control or shift solenoid circuits almost always trace back to a compromised control unit rather than external wiring issues.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 6057.018.210 |
| Material | Die-cast aluminum housing with integrated solenoid valves |
| Weight | 1.85 kg (4.08 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 65 mm |
| Operating Voltage | 12V / 24V DC (vehicle dependent) |
| Seal Type | Integrated O-ring gasket (replacement recommended) |
| OEM Reference | ZF 6057.018.210 |
Compatibility
This control unit is engineered specifically for the ZF WG 190 series transmissions, commonly found in medium-duty trucks, buses, and construction equipment. While the WG180 and WG200 variants share similar valve body architecture, the 6057.018.210 is calibrated exclusively for the WG190’s hydraulic pressure curves. For proper installation, the control unit mounts directly onto the HOUS.FRONT SECT and interfaces with the HOUSING REAR PART via dedicated fluid passages. Always verify that the HOUSING REAR SECTION is free of debris before installation to prevent premature failure.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101080 | TRANSMISSION HOUSING | Main structural casing enclosing all rotating and hydraulic components |
| 4657201167 | HOUS.FRONT SECT | Forward section housing the torque converter and pump assembly |
| 4657201171 | HOUSING REAR PART | Rear casing supporting output shaft and planetary gear sets |
| 4657298103 | HOUSING REAR SECTION | Intermediate rear housing segment with oil channel routing |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for precise housing-to-control unit positioning |
| 0636100801 | CAP SCREW | M8 fastening bolt for control unit mounting flange |
| 4656301148 | FIXING PLATE | Retention bracket securing control unit against vibration |
| 4657301034 | SCREEN SHEET | Fine mesh filter protecting solenoid inlets from debris |
| 4657301035 | SCREEN SHEET | Secondary filter screen for return oil circuit |
| 0636100803 | CAP SCREW | M10 bolt for housing section attachment |
Frequently Asked Questions
Q: Can the 6057.018.210 control unit be repaired, or must it be replaced?
A: Due to the sealed solenoid architecture and proprietary calibration data stored within the unit, field repair is not recommended. Replacement with this OEM genuine part ensures proper shift mapping and avoids intermittent failures common with rebuilt units.
Q: How do I know if my WG190 needs a new control unit versus a valve body issue?
A: If diagnostic scans show solenoid-specific fault codes (e.g., P0740, P0753) and the valve body appears mechanically clean, the control unit is the likely culprit. Always inspect the SCREEN SHEET for metallic debris before condemning the unit.
Q: What torque specification should I use when installing the control unit?
A: Use 10 Nm (7.4 ft-lbs) for the CAP SCREW fasteners in a cross-pattern sequence. Over-tightening can crack the housing and cause internal fluid cross-leaks.
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ZF 6057.018.210 CONTROL UNIT – Control Unit RFQ Support
PartsZF helps B2B buyers source ZF 6057.018.210 CONTROL UNIT with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This control unit page is built from confirmed catalog, media, and reference data to reduce sourcing uncertainty for construction machinery transmission parts.
Part-Number Summary
Use ZF number 6057.018.210 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657024146
- Documentation reference available for RFQ review
- Illustration section: LOOSE PARTS
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 | 6057.018.210 |
|---|---|
| Normalized SKU | 6057018210 |
| Part name | CONTROL UNIT |
| Product category | control unit |
| Cross-reference support | Available for RFQ review |
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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