Overview
The ZF 6057.018.485 CONTROL UNIT is a critical electronic module that governs shift timing and hydraulic pressure within the WG 190 transmission series. Positioned on the valve body assembly, this OEM genuine part interprets input from the transmission control module to direct clutch and brake application. The SKU 6057.018.485 ensures precise solenoid actuation for smooth gear transitions under heavy-duty industrial loads. Without this control unit, the transmission cannot execute commanded shifts, making it the central brain of the hydraulic control system.
Symptoms of Failure
- Erratic or delayed shifting under load: When the control unit fails, the WG190 may hesitate between gears, especially when hauling heavy equipment. This symptom often appears as a “transmission control unit failure” search query.
- Harsh engagement or gear slipping: A worn 6057.018.485 can cause abrupt clutch pack engagement, leading to noticeable jerking. Operators may report “ZF transmission slipping in forward gear.”
- No reverse or intermittent drive: Complete loss of a specific gear range, particularly reverse, indicates the control unit is not sending proper signals. This is commonly searched as “WG190 no reverse.”
- Check transmission warning light activation: The onboard diagnostics will log fault codes related to solenoid circuit malfunctions, often prompting “ZF control unit error code” searches.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 6057.018.485 |
| Material | Anodized aluminum housing with sealed electronic board |
| Weight | 1.8 kg (4.0 lbs) |
| Dimensions (L x W x H) | 210 mm x 140 mm x 55 mm |
| OEM Reference | ZF 6057.018.485 (Genuine) |
| Operating Voltage | 12V / 24V DC |
| Connector Type | 35-pin AMP |
Compatibility
This control unit is engineered specifically for the ZF WG 190 Series transmissions. Based on its design and solenoid configuration, it is also compatible with the WG 180 and WG 200 models used in construction and agricultural machinery. The 6057.018.485 interfaces directly with the TRANSMISSION HOUSING and requires proper alignment with the HOUS.FRONT SECT for secure mounting. It also works in tandem with the HOUSING REAR PART and the HOUSING REAR SECTION to maintain sealed hydraulic circuits. Always verify your transmission model suffix before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101078 | TRANSMISSION HOUSING | Main structural casing that encloses gear sets and valve body |
| 4657201166 | HOUS.FRONT SECT | Front section housing for torque converter and pump assembly |
| 4657201168 | HOUSING REAR PART | Rear housing component supporting output shaft bearings |
| 4657298101 | HOUSING REAR SECTION | Additional rear section for extended transmission configurations |
| 0631306816 | CYLINDRICAL PIN | Alignment pin for precise housing assembly |
| 0636100801 | CAP SCREW | Fastener for securing control unit to valve body |
| 4656301148 | FIXING PLATE | Retaining plate for control unit mounting |
| 4657301032 | SCREEN SHEET | Fine mesh filter for hydraulic fluid |
| 4657301033 | SCREEN SHEET | Secondary filter screen for valve body circuit |
| 0636100803 | CAP SCREW | Additional mounting bolt for housing sections |
Frequently Asked Questions
Q: Can the 6057.018.485 control unit be repaired, or must it be replaced?
A: Due to the sealed electronic design and proprietary firmware, this OEM genuine part is not serviceable. Replacement with the exact SKU 6057.018.485 is required to restore proper WG190 transmission function.
Q: How do I know if my WG190 transmission needs this control unit versus a solenoid issue?
A: Diagnostic fault codes P0700 through P0740 often point to the control unit itself. If individual solenoids test fine electrically but the transmission still fails to shift, the 6057.018.485 is likely the culprit. Always inspect the SCREEN SHEET for debris that could mimic control unit failure.
Q: Does this part come with a warranty?
A: As an OEM genuine ZF component, the 6057.018.485 is covered by standard manufacturer warranty against defects in materials and workmanship. Verify with your supplier for specific terms.
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ZF 6057.018.485 CONTROL UNIT – Control Unit RFQ Support
PartsZF helps B2B buyers source ZF 6057.018.485 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 6057.018.485 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Documentation reference: 4657024157
- Documentation reference available for RFQ review
- Illustration section: ACCESSORIES
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 | 6057.018.485 |
|---|---|
| Normalized SKU | 6057018485 |
| 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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