Overview
The ZF 4616.362.010 RING is a precision-engineered internal component designed specifically for the WG 65 series of heavy-duty transmissions. This OEM genuine part functions as a critical sealing and spacing element within the planetary gear set assembly, ensuring correct axial clearance and preventing fluid bypass between rotating and stationary components. The SKU 4616.362.010 is manufactured to ZF’s exacting tolerances, making it a direct-fit replacement that restores original transmission performance. When installed alongside a properly sealed TRANSMISSION HOUSING, this ring maintains the hydraulic integrity required for consistent clutch engagement and torque flow.
Symptoms of Failure
- Gradual hydraulic pressure loss during gear shifts – A worn 4616.362.010 ring allows pressurized oil to leak past the seal, causing soft or delayed engagement. This is often noticed as a “slipping” sensation when accelerating under load.
- External oil seepage near the transmission bell housing – When the ring degrades, fluid can migrate past the HEXAGON SCREW mounting points, leaving visible drips on the underside of the chassis.
- Increased operating temperature and burnt fluid odor – Internal leakage forces the transmission to work harder, generating excess heat. If the ring fails completely, the HOUSING may experience localized hot spots that accelerate fluid breakdown.
- Audible whining or grinding from the gearset – Loss of proper ring tension can allow metal-on-metal contact between the HOUSING and rotating clutch packs, producing a distinct high-pitched noise during operation.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 4616.362.010 |
| Material | Nitrided steel alloy (DIN 1.8519 equivalent) |
| Outer Diameter | 195.0 mm |
| Inner Diameter | 172.5 mm |
| Thickness | 4.2 mm |
| Weight | 0.18 kg |
| OEM Reference | ZF 4616.362.010 |
| Surface Finish | Ground, Ra 0.8 µm |
Compatibility
This ring is engineered for the ZF WG 65 series of powershift transmissions. Based on its design and dimensions, the 4616.362.010 is compatible with the following models: WG65, WG80, WG100, WG120, WG150, WG180, and WG200. It is also used in select variants of the WG 65 series found in agricultural tractors and construction loaders. Always verify the ring’s fitment against the exploded view diagram for your specific transmission assembly before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616101111 | TRANSMISSION HOUSING | Main structural casing for gear and shaft alignment |
| 0636011118 | HEXAGON SCREW | Secures housing halves and maintains clamp load |
| 4616301304 | HOUSING | Intermediate support for planetary carrier |
| 4616301309 | HOUSING | Rear housing section for output shaft bearing |
| 0636011038 | HEXAGON SCREW | Fastener for valve body attachment |
| 0636016015 | HEXAGON SCREW | High-tensile bolt for clutch pack retention |
| 0631306085 | CYLINDRICAL PIN | Alignment dowel for precision housing positioning |
| 0634313118 | O-RING | Static seal between hydraulic passages |
| 0636304019 | SCREW PLUG | Seals oil drain and test ports |
| 0634801152 | SEALING RING | Dynamic seal for rotating shaft surfaces |
