Overview
The ZF 6073.015.436 is a critical OEM genuine component engineered specifically for the WG 190 series transmission. This precision-machined part serves as a key interface element within the hydraulic control system, regulating fluid flow and pressure distribution to ensure smooth gear engagement. As an original ZF part, SKU 6073.015.436 guarantees exact fitment and durability, directly supporting the transmission’s load-holding capabilities and shift quality. It is installed within the main valve body assembly, where it interacts with adjacent housing structures to maintain proper sealing and alignment under high-torque conditions.
Symptoms of Failure
- Erratic or delayed gear engagement: When the 6073.015.436 wears, operators may notice hesitation or harsh shifts during acceleration, especially under load.
- Internal hydraulic fluid leaks: Degraded sealing surfaces cause transmission fluid to bypass, leading to low pressure warnings or visible drips from the bell housing area.
- Intermittent slipping in higher gears: A worn part can result in inconsistent clutch pack pressure, causing the transmission to momentarily lose drive in 4th or 5th gear.
- Unusual whining or buzzing noises: Cavitation from improper fluid routing through a failing 6073.015.436 produces audible high-frequency sounds during operation.
Technical Specifications
| Parameter | Value |
|---|---|
| OEM Part Number | 6073.015.436 |
| Material | Hardened alloy steel with anti-corrosion coating |
| Weight | 0.85 kg (1.87 lbs) |
| Overall Length | 142 mm |
| Outer Diameter | 38 mm |
| Thread Pitch | M12 x 1.5 |
| Operating Pressure Range | 8–22 bar |
| Temperature Range | -40°C to +120°C |
Compatibility
This genuine ZF 6073.015.436 component is primarily designed for the WG 190 Series transmission family. It is also compatible with the following ZF models that share the same valve body architecture: WG 180, WG 200, WG 210, and WG 220. Always verify your transmission’s serial number against OEM documentation to confirm fitment. The part interfaces directly with the TRANSMISSION HOUSING, HOUS.FRONT SECT, HOUSING REAR PART, and HOUSING REAR SECTION to form a sealed hydraulic circuit.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4657101082 | TRANSMISSION HOUSING | Main structural enclosure for gear train and valve body |
| 4657201166 | HOUS.FRONT SECT | Front section housing for input shaft and pump |
| 4657201170 | HOUSING REAR PART | Rear structural component supporting output shaft |
| 4657298102 | HOUSING REAR SECTION | End cap housing for rear bearing and seal assembly |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for precise housing positioning |
| 0636100801 | CAP SCREW | Fastener for securing housing sections |
| 4656301148 | FIXING PLATE | Retaining plate for valve body components |
| 4657301032 | SCREEN SHEET | Fine mesh filter for hydraulic fluid |
| 4657301033 | SCREEN SHEET | Secondary filter screen for return line |
| 0636100803 | CAP SCREW | High-tensile bolt for rear housing attachment |
Frequently Asked Questions
Q: Can the 6073.015.436 be replaced without removing the entire transmission?
Yes, in most WG190 applications this part is accessible after draining the fluid and removing the valve body cover. However, we recommend consulting the ZF service manual for your specific model to avoid damaging adjacent components like the HOUS.FRONT SECT.
Q: How often should this part be inspected during routine maintenance?
ZF recommends inspecting the 6073.015.436 every 500 operating hours or during any major transmission overhaul. Look for scoring, pitting, or deformation on the sealing surfaces.
Q: Is this part interchangeable with aftermarket alternatives?
Only the OEM genuine ZF 6073.015.436 guarantees the exact metallurgy and tolerances required for WG190 series transmissions. Aftermarket copies often fail prematurely due to inferior heat treatment.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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