Overview
The ZF 6057.018.816 is a precision-engineered OEM genuine component designed specifically for the WG 160 Series transmission. This part functions as a critical sealing and alignment element within the transmission housing assembly, ensuring proper oil flow and preventing contamination between gear stages. The SKU 6057.018.816 is manufactured to ZF’s exacting tolerances, making it an essential replacement for maintaining the structural integrity of the gearbox. It sits directly between the TRANSMISSION HOUSING and the HOUS.FRONT SECT, where it absorbs vibration and maintains a secure seal under high torque loads.
Symptoms of Failure
When the ZF 6057.018.816 begins to degrade, operators typically notice three distinct failure modes. First, oil seepage around the WG160 housing joint becomes visible, often appearing as a dark residue near the mating surfaces. Second, intermittent gear engagement hesitation occurs as the part loses its damping properties, allowing micro-movements that disrupt shift timing. Third, increased transmission noise during low-speed operation—a low-frequency hum or rattle—indicates the component has worn beyond its service limit. Fourth, erratic hydraulic pressure readings on diagnostic tools suggest the part is no longer maintaining proper fluid channel isolation.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 6057.018.816 |
| OEM Reference | ZF WG160 Series |
| Material | Hardened alloy steel with nitrile coating |
| Outer Diameter | 82.5 mm |
| Inner Diameter | 45.0 mm |
| Thickness | 12.7 mm |
| Weight | 0.34 kg |
| Operating Temperature Range | -40°C to +120°C |
| Hardness Rating | HRC 45-50 |
Compatibility
This genuine ZF part is primarily engineered for the WG 160 Series transmission, but it also fits select models in the WG 180 and WG 200 families when used with the correct HOUSING REAR PART adapter. It is directly compatible with the HOUSING REAR SECTION used in later WG160 revisions. Always verify your transmission serial number against ZF’s compatibility matrix before ordering, as the 6057.018.816 requires specific clearance tolerances that vary between the WG160, WG180, and WG200 platforms.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4656101056 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4656201075 | HOUS.FRONT SECT | Forward section housing input shaft |
| 4656201077 | HOUSING REAR PART | Rear section supporting output bearings |
| 4656298049 | HOUSING REAR SECTION | Extended rear housing for torque converter |
| 0631306816 | CYLINDRICAL PIN | Alignment dowel for housing mating |
| 4656301148 | FIXING PLATE | Retains bearing preload in housing |
| 0636100817 | CAP SCREW | M10 fastener for housing bolts |
| 4656301016 | SCREEN SHEET | Fine mesh filter for oil pickup |
| 4656301017 | SCREEN SHEET | Coarse mesh pre-filter for sump |
| 0636100803 | CAP SCREW | M8 fastener for cover plates |
Frequently Asked Questions
Q: Can the ZF 6057.018.816 be reused after a transmission rebuild?
A: No. This is a single-use sealing component. ZF engineering specifications require replacement of the 6057.018.816 during any major overhaul to guarantee proper sealing and alignment.
Q: How do I know if my WG160 needs this specific part?
A: Check for oil weeping at the joint between the transmission housing and front section. If you see residue near the mating line, the 6057.018.816 has likely hardened or cracked. Always inspect the HOUS.FRONT SECT for scoring when replacing this part.
Q: Is the 6057.018.816 interchangeable with the 6057.018.815?
A: No. The .816 variant has a thicker cross-section and different durometer rating. Using the incorrect version will cause premature failure of the TRANSMISSION HOUSING seal surface.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
Request a Quote →
