Overview
The ZF 4616.103.424 OUTPUT for the WG65 series is a critical rotating component responsible for transferring torque from the transmission’s planetary gear set to the driveline. Positioned at the rear of the main housing, this OEM genuine part ensures precise alignment and load distribution under high-stress industrial applications. The SKU 4616.103.424 is engineered to exact ZF tolerances, making it a direct replacement for worn units in heavy-duty off-highway vehicles. When paired with a compatible 4616105415: OUTPUT, this assembly maintains the structural integrity required for sustained operation in demanding environments.
Symptoms of Failure
- Oil seepage around the rear seal area: A worn 4616.103.424 output often causes fluid to escape past the seal, leading to low transmission fluid levels and potential overheating.
- Intermittent gear engagement or slipping: When the output shaft loses its surface hardness or develops spline wear, torque transfer becomes inconsistent, especially under load.
- Vibration or whining noise during deceleration: Bearing surface degradation on this output part produces audible harmonics that intensify as the part fatigues.
- Metal debris in the transmission pan: Flaking material from a failing output shaft contaminates the hydraulic system, often requiring simultaneous replacement of the 0732611049: FILTER INSERT.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 4616.103.424 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Overall Length | 312 mm |
| Spline Diameter | 48 mm (internal) |
| Weight | 4.7 kg |
| OEM Reference | ZF 4616.103.424 |
| Surface Hardness | 58–62 HRC |
Compatibility
This output is specifically designed for the ZF WG65 series transmission family. It is a direct fit for models including the WG65, WG80, and WG100, where it interfaces with the 4616303144: OUTPUT FLANGE to complete the driveline connection. The part also mounts securely within the 4616101094: TRANSMISSION HOUSING using 0636011038: HEXAGON SCREW fasteners. For WG120 and WG150 variants, verify spline count compatibility before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616105415 | OUTPUT | Torque transfer shaft |
| 4616303144 | OUTPUT FLANGE | Driveline connection interface |
| 4616101094 | TRANSMISSION HOUSING | Main structural casing |
| 0636011038 | HEXAGON SCREW | Fastener for output assembly |
| 0636011118 | HEXAGON SCREW | Secondary mounting bolt |
| 0636016015 | HEXAGON SCREW | Flange retention fastener |
| 0631306085 | CYLINDRICAL PIN | Alignment dowel for housing |
| 0634313118 | O-RING | Static seal for output bore |
| 0732611049 | FILTER INSERT | Hydraulic fluid filtration |
| 0634303718 | O-RING | Secondary seal for flange |
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