Overview
The ZF 4616.105.415 OUTPUT for WG65 is a critical OEM genuine component engineered to transfer rotational force from the transmission’s planetary gear set to the driveline. Positioned at the rear of the WG 65 Series housing, this output shaft assembly ensures precise torque delivery and maintains alignment with downstream components. The SKU 4616.105.415 is manufactured to ZF’s exacting tolerances, guaranteeing a direct fit and long service life in heavy-duty industrial applications. When paired with a compatible OUTPUT FLANGE (4616303144), it forms a sealed, high-strength connection that minimizes vibration and power loss.
Symptoms of Failure
- Oil leaks at the rear seal: A worn 4616.105.415 output shaft can degrade the sealing surface, causing transmission fluid to drip near the output flange area—a common long-tail search query for “ZF WG65 oil leak at output.”
- Gear slipping under load: Excessive play in the output shaft leads to intermittent engagement loss, especially during uphill or heavy-load operations, often searched as “WG65 transmission slipping when loaded.”
- Unusual grinding or whining noises: Bearing wear on the output shaft produces metallic sounds that intensify with speed, frequently described by technicians as “ZF WG65 whining noise from rear.”
- Driveline vibration: A damaged output shaft can cause noticeable shuddering through the chassis, a symptom linked to “transmission vibration after output shaft failure.”
Technical Specifications
| Part Number | 4616.105.415 |
| Material | Case-hardened alloy steel (16MnCr5 equivalent) |
| Weight | 2.85 kg (6.28 lbs) |
| Overall Length | 215 mm |
| Spline Diameter | 38 mm (1.496 in) |
| OEM Reference | ZF 4616.105.415 (genuine) |
| Torque Capacity | 1,200 Nm (885 lb-ft) |
Compatibility
This output shaft is specifically designed for the ZF WG 65 Series transmissions, including models such as the WG65, WG80, WG120, WG150, WG180, and WG200. It is a direct replacement for units requiring the 4616.105.415 part number. For a complete rebuild, ensure the TRANSMISSION HOUSING (4616101094) is inspected for cracks, and secure the assembly with HEXAGON SCREW (0636011038) and HEXAGON SCREW (0636011118) to maintain factory torque specs.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616303144 | OUTPUT FLANGE | Connects output shaft to driveshaft |
| 4616101094 | TRANSMISSION HOUSING | Encloses gearset and supports shafts |
| 0636011038 | HEXAGON SCREW | Secures housing to bell housing |
| 0636011118 | HEXAGON SCREW | Fastens output flange to shaft |
| 0636016015 | HEXAGON SCREW | Mounts bearing retainer |
| 0631306085 | CYLINDRICAL PIN | Aligns housing halves |
| 0634313118 | O-RING | Seals output shaft bore |
| 0732611049 | FILTER INSERT | Traps debris in oil circuit |
| 0634303718 | O-RING | Seals filter housing |
| 0636015114 | HEXAGON SCREW | Fastens oil pan |
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