Overview
The ZF 2093.346.034 OUTPUT FLANGE is a critical driveline component engineered to transfer rotational torque from the transmission output shaft to the driveshaft in heavy-duty construction machinery. Positioned at the rear of the gearbox assembly, this OEM genuine part ensures a secure, vibration-resistant connection that maintains driveline alignment under extreme loads. The part number 2093.346.034 is precision-machined to ZF’s exacting tolerances, making it a direct replacement for worn or damaged flanges in demanding off-highway applications.
Symptoms of Failure
When the ZF 2093.346.034 OUTPUT FLANGE begins to fail, operators may notice oil leaks around the output seal area due to flange wobble or surface wear. A second common symptom is driveline vibration during acceleration or deceleration, often caused by spline wear or flange distortion. Third, gear slipping or delayed engagement can occur as the flange loses its tight fit on the output shaft, leading to power loss. Finally, visible metal debris in the transmission fluid may indicate advanced flange degradation, requiring immediate replacement to prevent further damage to the 2093101016: HOUSING assembly.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.346.034 |
| Material | High-strength forged steel (heat-treated) |
| Weight | 2.85 kg (6.28 lbs) |
| Outer Diameter | 130 mm |
| Bolt Hole Circle | 105 mm |
| Spline Count | 14 (internal) |
| OEM Reference | ZF 2093.346.034 |
Compatibility
This output flange is designed for use in ZF WG-series powershift transmissions commonly found in construction equipment. Compatible models include the WG180, WG200, and WG210 series, as well as certain variants of the WG150 and WG250 transmissions. It also fits select 4WG-200 and 6WG-200 torque converter transmissions. For proper installation, ensure the mating 2093301030: TRANSMISSION HOUSING is free of cracks and the 0730365092: TYPE PLATE is referenced for exact model identification. Secure the flange using the 0631311009: GROOVED STUD for optimal torque retention.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093101016 | HOUSING | Encloses transmission gears and shafts |
| 2093301030 | TRANSMISSION HOUSING | Main structural casing for gear train |
| 0730365092 | TYPE PLATE | Identification plate for transmission model |
| 0631311009 | GROOVED STUD | Fastener for output flange retention |
| 4475280013 | SCREW PLUG | Seals hydraulic passages |
| 2093301021 | GASKET | Prevents fluid leaks between housings |
| 0636302061 | SCREW PLUG | Closes oil drain ports |
| 0634801215 | SEALING RING | Ensures leak-proof joint connections |
| 4475280039 | SCREW PLUG | High-pressure port sealing |
| 0634303144 | O-RING | Static seal for flange mating surfaces |
Frequently Asked Questions
Q: How do I know if the ZF 2093.346.034 output flange is the correct part for my transmission?
A: Verify your transmission model number against the WG-series compatibility list above. Always cross-reference the 0730365092: TYPE PLATE on your existing unit to confirm the exact OEM specification.
Q: What torque specification should I use when installing this flange?
A: ZF recommends tightening the 0631311009: GROOVED STUD to 85 Nm (63 ft-lbs) using a calibrated torque wrench. Always replace the 0634303144: O-RING during installation to prevent oil seepage.
Q: Can a worn output flange cause damage to the transmission housing?
A: Yes. A loose or damaged flange can induce lateral forces that crack the 2093301030: TRANSMISSION HOUSING. Immediate replacement of the flange is advised if vibration or leakage is detected.
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