Overview
The ZF 6009.092.890 is a precision-engineered OEM genuine component designed specifically for the WG 160 series transmission. This critical part functions as a sealing and alignment element within the hydraulic control unit, ensuring consistent oil pressure regulation and smooth gear engagement. The SKU 6009.092.890 is manufactured to ZF’s exacting tolerances, making it essential for maintaining the integrity of the transmission’s valve body assembly. When installed alongside the 4656101038: TRANSMISSION HOUSING, this component helps prevent cross-contamination between hydraulic circuits, directly impacting shift quality and overall drivetrain reliability.
Symptoms of Failure
- Delayed or harsh shifting under load: A worn 6009.092.890 can cause erratic hydraulic pressure, leading to noticeable gear hunting or clunky engagement during acceleration.
- Internal oil seepage near the valve body: If this seal degrades, you may observe fluid weeping around the transmission housing mating surfaces, often mistaken for a pan gasket leak.
- Erratic neutral-to-drive engagement: When the part fails, the transmission may hesitate or lurch when shifting from park to drive, especially in cold operating conditions.
- Persistent low-pressure fault codes: Diagnostic scans may reveal pressure regulation errors, as the compromised seal allows fluid to bypass the intended circuit path.
Technical Specifications
| Specification | Detail |
|---|---|
| OEM Part Number | 6009.092.890 |
| Material | High-grade nitrile rubber with steel insert |
| Outer Diameter | 42.5 mm |
| Inner Diameter | 28.0 mm |
| Thickness | 6.2 mm |
| Weight | 0.018 kg |
| Operating Temperature Range | -40°C to +150°C |
Compatibility
This genuine ZF part is primarily engineered for the WG 160 Series transmission, but it also shares dimensional compatibility with the WG 180 and WG 200 series models produced after 2012. It is a direct replacement for the seal ring found in the hydraulic control module of these transmissions. When servicing a WG 160 unit, always inspect the 4656201075: HOUS.FRONT SECT and the 4656201037: HOUSING REAR PART for wear, as these housings directly interface with the 6009.092.890. For heavy-duty applications, the 4472239180: HOUSING REAR PART variant is also compatible when used with the correct adapter plate.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4656101038 | TRANSMISSION HOUSING | Main structural casing for gear train and valve body |
| 4656201075 | HOUS.FRONT SECT | Front section housing for pump and torque converter |
| 4656201037 | HOUSING REAR PART | Rear housing section supporting output shaft |
| 4472239180 | HOUSING REAR PART | Alternate rear housing for heavy-duty variants |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for housing-to-case positioning |
| 4656301148 | FIXING PLATE | Retaining plate for valve body components |
| 0636100817 | CAP SCREW | M8 fastener for securing housing sections |
| 4656301016 | SCREEN SHEET | Fine mesh filter for hydraulic fluid |
| 4656301017 | SCREEN SHEET | Coarse mesh pre-filter for oil sump |
| 0636100803 | CAP SCREW | M6 fastener for valve body cover |
Frequently Asked Questions
Q: Can the 6009.092.890 be reused after a transmission rebuild?
A: No. This is a single-use sealing component. ZF recommends replacing it with every overhaul to ensure proper hydraulic sealing and prevent premature failure of the valve body.
Q: Does this part fit the ZF WG 180 transmission without modification?
A: Yes, the 6009.092.890 is dimensionally identical for WG 160, WG 180, and WG 200 series transmissions built after 2012. Always verify the housing bore condition before installation.
Q: What tools are required to install this seal?
A: A standard seal driver kit or a deep socket of 30 mm diameter is sufficient. Avoid using sharp tools that could nick the sealing lip. Lubricate with clean ATF prior to pressing into the housing.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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