Overview
The ZF 2093.012.025 T 7224 L is an OEM genuine differential component engineered for the demanding environment of construction machinery transmissions. This part functions as a critical torque-distribution element within the final drive assembly, ensuring that power from the transmission is split evenly between the axle shafts. The SKU 2093.012.025 designates a precision-machined unit that interfaces directly with the planetary gear set to manage rotational speed differences during turns. In a ZF transmission, this component sits between the output shaft and the wheel hubs, directly coupling with the 2093109024: DIFFERENTIAL to maintain driveline integrity under heavy loads.
Symptoms of Failure
When the ZF 2093.012.025 begins to wear, operators will notice distinct operational issues. Oil leaks around the axle housing are a primary indicator, often caused by seal degradation at the differential interface. Gear slipping during load cycles becomes apparent as the internal splines lose engagement, particularly when reversing or climbing grades. A third common symptom is persistent whining noise from the transmission center, which intensifies under acceleration and signals bearing fatigue. Finally, uneven tire wear on the drive axle can point to a failing differential unit, as torque distribution becomes erratic. These failure modes are frequently linked to a worn 0750117075: TAPER ROLLER BEARING, which supports the differential carrier.
Technical Specifications
| Parameter | Specification |
|---|---|
| OEM Part Number | 2093.012.025 |
| Material | Case-hardened alloy steel (20MnCr5) |
| Weight | 4.2 kg (9.26 lbs) |
| Outer Diameter | 185 mm |
| Internal Spline Count | 28 teeth |
| Heat Treatment | Carburized & tempered to HRC 58-62 |
| OEM Reference | ZF 7224 L |
Compatibility
This genuine ZF part is engineered for use in the WG180 and WG200 series transmissions, which are standard in wheel loaders and telehandlers. It also fits select models of the ZF 4WG-200 and 6WG-200 torque converter transmissions. The 2093.012.025 is a direct replacement for the differential assembly in these units, working in concert with the 2093209095: DIFFERENTIAL and the 2093309071: DIFF.HOUSING to form a complete carrier assembly. Always verify your transmission serial number before ordering, as minor variations exist between early and late production runs.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109024 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential carrier rotation |
| 2093209095 | DIFFERENTIAL | Secondary torque split unit |
| 2093309071 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Secures gear alignment |
| 0730300820 | THRUST WASHER | Reduces axial friction |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel hub |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheels |
| 5838300811 | THRUST WASHER | Controls gear end-play |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear for torque splitting |
Frequently Asked Questions
Q: Can the 2093.012.025 be installed without replacing the taper roller bearing?
A: It is strongly recommended to replace the 0750117075: TAPER ROLLER BEARING simultaneously, as worn bearings cause uneven loading that accelerates differential failure.
Q: What is the typical service life of this differential part in a wheel loader?
A: Under normal operating conditions with proper lubrication, the OEM part typically lasts 4,000 to 6,000 hours before requiring inspection. Harsh environments with heavy dust or shock loads reduce this interval.
Q: Does this part fit the ZF 4WG-310 transmission?
A: No. The 2093.012.025 is specifically designed for WG180 and WG200 series units. For the 4WG-310, you would need the 2093209095: DIFFERENTIAL which has a larger spline count.
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Phone: +86 158 2286 3467 |
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