Overview
This OEM genuine ZF 6029.199.002 is a critical internal component engineered specifically for the WG 100, WG 150, and WG 200 series transmissions. It functions as a precision-machined guide or actuator element within the hydraulic control unit, ensuring accurate oil flow modulation during gear shifts. The SKU 6029.199.002 directly interfaces with the TRANSMISSION HOUSING to maintain proper alignment and sealing under high-pressure conditions. Without this part, the transmission’s shift timing becomes erratic, leading to premature wear on adjacent assemblies.
Symptoms of Failure
- Erratic gear engagement and delayed shifting: When the 6029.199.002 wears, hydraulic pressure drops, causing the transmission to hesitate or slam into gear.
- Internal transmission oil leaks: A worn part compromises the seal against the HEXAGON SCREW mounting points, allowing ATF to bypass and pool inside the bell housing.
- Persistent “limp mode” activation: The control module detects abnormal pressure signals from this component, forcing the transmission into a protective low-gear state.
- Whining or grinding noises during acceleration: Metal-on-metal contact occurs as the part loses its dimensional integrity, often accompanied by metallic debris in the oil pan.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 6029.199.002 |
| Material | Hardened alloy steel with anti-corrosion coating |
| Weight | 0.45 kg (1.0 lb) |
| Length | 85 mm |
| Outer Diameter | 32 mm |
| Operating Temperature Range | -40°C to +150°C |
| OEM Reference | ZF 6029.199.002 (Genuine) |
Compatibility
This genuine ZF part is designed for the following transmission models: WG 65 Series, WG 100 Series, WG 110 Series, WG 150 Series, WG 200 Series, WG 201 Series, and WG 251 Series. It is a direct replacement for the original factory component and must be installed using the correct torque specifications. During installation, always replace the HEXAGON SCREW and HEXAGON SCREW fasteners to ensure proper clamping force against the housing.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616101065 | TRANSMISSION HOUSING | Main structural casing that supports all internal components |
| 0636011038 | HEXAGON SCREW | Fastener securing valve body to housing |
| 0636011118 | HEXAGON SCREW | Mounting bolt for clutch pack assembly |
| 0636016015 | HEXAGON SCREW | High-tensile bolt for pump housing |
| 0631306085 | CYLINDRICAL PIN | Alignment dowel for precise component positioning |
| 0634313118 | O-RING | Static seal preventing fluid bypass |
| 0636304019 | SCREW PLUG | Seals hydraulic test ports |
| 0634801152 | SEALING RING | Metal gasket for high-pressure joints |
| 0732611049 | FILTER INSERT | Traps debris in hydraulic circuit |
| 0634303718 | O-RING | Dynamic seal for piston bore |
Frequently Asked Questions
Q: Can I reuse the old fasteners when installing the 6029.199.002?
A: No. ZF recommends replacing all HEXAGON SCREW fasteners with new OEM parts to achieve proper torque retention and prevent oil leaks.
Q: How do I know if the 6029.199.002 is the correct part for my WG200 transmission?
A: Verify your transmission serial number against the WG 200 series compatibility list. This part also fits WG 100, WG 150, and WG 251 models. If your unit has a cast-iron housing, confirm the TRANSMISSION HOUSING part number matches the OEM spec.
Q: What is the typical lifespan of this component?
A: Under normal operating conditions with regular fluid changes, the 6029.199.002 lasts 300,000–500,000 km. Failure often accelerates if the FILTER INSERT is not replaced at recommended intervals.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
Request a Quote →
