Overview
The ZF 6038.201.002 is a critical OEM genuine component engineered specifically for the WG 190 Series transmission. This precision-machined part functions as a key interface element within the hydraulic control assembly, ensuring accurate oil flow regulation and pressure stability during gear shifts. As an original ZF part, the 6038.201.002 guarantees exact fitment and long service life, eliminating the guesswork associated with aftermarket alternatives. When paired with the 0631306792: CYLINDRICAL PIN and the 0636100801: CAP SCREW, this component forms a robust mounting point that withstands high vibration and thermal cycling.
Symptoms of Failure
- Erratic shifting or delayed engagement — When the 6038.201.002 wears, internal oil passages become obstructed, causing hesitation between gears. This is a common “ZF transmission shifting problems” search query.
- External oil seepage at the housing joint — A degraded sealing surface leads to visible fluid leaks around the WG190 casing. Technicians often search for “ZF transmission oil leak fix” when encountering this symptom.
- Increased operating noise or whining — Loss of precise alignment due to worn locating features creates abnormal gear mesh sounds, particularly under load.
- Intermittent loss of drive in forward gears — Internal clearance changes cause pressure drops, resulting in “ZF transmission slipping” conditions that worsen over time.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 6038.201.002 |
| Material | Hardened alloy steel with corrosion-resistant coating |
| Weight | 0.45 kg (approx.) |
| Overall Length | 82 mm |
| Outer Diameter | 28 mm |
| Surface Finish | Ground and polished |
| Operating Temperature Range | -40°C to +120°C |
| OEM Reference | ZF 6038.201.002 (Genuine) |
Compatibility
This genuine ZF part is primarily designed for the WG 190 Series transmission family. It is also compatible with the WG180, WG200, and WG210 models where the same hydraulic control architecture is employed. The 6038.201.002 is frequently ordered alongside the 4656301148: FIXING PLATE and the 4657301032: SCREEN SHEET to complete a full valve body overhaul. Always verify your transmission model code before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 0631306792 | CYLINDRICAL PIN | Locates and aligns housing components |
| 0636100801 | CAP SCREW | Secures valve body to transmission case |
| 4656301148 | FIXING PLATE | Provides rigid mounting surface for solenoids |
| 4657301032 | SCREEN SHEET | Filters debris from hydraulic fluid |
| 4657301033 | SCREEN SHEET | Fine-mesh filter for secondary circuits |
| 0636100803 | CAP SCREW | High-tensile fastener for clutch packs |
| 0631311009 | GROOVED STUD | Guides and retains shift forks |
| 0750301003 | OIL FEED.HOUSG. | Distributes pressurized oil to clutch drums |
| 4656301023 | GASKET | Seals valve body to prevent cross-leaks |
| 0736300182 | TORX SCREW | Tamper-resistant fastener for cover plates |
Frequently Asked Questions
Q: Can I use the ZF 6038.201.002 in a WG200 transmission?
A: Yes, this part is fully interchangeable across the WG180, WG190, WG200, and WG210 series. Always inspect the mating surfaces for wear before installation.
Q: What is the typical lifespan of this component?
A: Under normal operating conditions with regular fluid changes, the 6038.201.002 lasts the life of the transmission. Premature failure is usually caused by contaminated oil or over-torquing during previous service.
Q: Do I need to replace the gasket or screen sheet at the same time?
A: It is highly recommended to replace the 4656301023: GASKET and 4657301032: SCREEN SHEET whenever the valve body is opened. This prevents debris from damaging the new part.
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Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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