Overview
The ZF 2093.009.056 T 7226 L is an OEM genuine differential component engineered for heavy-duty construction machinery transmissions. This precision-machined part sits within the final drive assembly of ZF powershift transmissions, where it manages torque distribution between the axle shafts while allowing for speed differentiation during turns. As a critical load-bearing element, the 2093.009.056 ensures smooth power transfer under extreme operating conditions, directly influencing machine traction and driveline durability. This SKU is manufactured to ZF’s original specifications, guaranteeing exact fitment and performance parity with the factory-installed component.
Symptoms of Failure
When the ZF 2093.009.056 begins to wear, operators often notice intermittent gear slipping during loaded turns, particularly when maneuvering on uneven terrain. A second common indicator is low-speed grinding noises from the axle housing, which intensifies under acceleration. Many technicians report differential oil leaks at the housing seam as the part’s mating surfaces degrade. Finally, uneven tire wear patterns on drive axles frequently accompany internal clearance issues with this component, signaling the need for immediate replacement.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 2093.009.056 |
| OEM Reference | ZF T 7226 L |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Outer Diameter | 185 mm |
| Inner Diameter | 72 mm |
| Overall Length | 95 mm |
| Weight | 4.2 kg |
| Heat Treatment | Carburized & quenched to 58-62 HRC |
| Surface Finish | Ground & polished (Ra 0.8 max) |
Compatibility
This genuine ZF 2093.009.056 is designed for integration into the following transmission families: ZF WG180, ZF WG200, and ZF WG210 series, commonly found in wheel loaders, graders, and telescopic handlers. It also fits select ZF T 7226 L transfer case assemblies used in heavy construction machinery. Always verify your transmission serial number against ZF’s OEM cross-reference before ordering. For complete axle rebuilds, this component works in concert with the 2093109002 DIFFERENTIAL and the 0750117075 TAPER ROLLER BEARING to restore factory tolerances.
During installation, the 2093209095 DIFFERENTIAL and 2093309071 DIFF.HOUSING are frequently replaced simultaneously to prevent premature wear. These four parts form the core rotating assembly within the axle carrier.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109002 | DIFFERENTIAL | Torque distribution between axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential carrier rotation |
| 2093209095 | DIFFERENTIAL | Secondary torque split assembly |
| 2093309071 | DIFF.HOUSING | Encloses differential gear set |
| 0631100223 | SPRING PIN | Secures differential pinion shaft |
| 0730300820 | THRUST WASHER | Controls axial clearance in differential |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel hub |
| 2097309085 | DIFFERENTIAL AXLE | Carries differential side gears |
| 5838300811 | THRUST WASHER | Reduces friction on gear faces |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Provides final gear reduction |
Frequently Asked Questions
Q: Can the ZF 2093.009.056 be installed without replacing the taper roller bearings?
A: While possible, it is strongly discouraged. Worn bearings like the 0750117075 TAPER ROLLER BEARING create uneven loading that accelerates differential wear. Always replace both simultaneously for maximum service life.
Q: How do I confirm this part fits my WG200 transmission?
A: Check the transmission data plate for the “T 7226 L” suffix. This SKU is specifically calibrated for that variant. For WG180 or WG210 units, verify the differential housing casting number matches the 2093309071 DIFF.HOUSING dimensions.
Q: What causes premature failure of this differential component?
A: The most common root cause is contamination from failed axle seals or improper lubricant viscosity. Always inspect the 2097309085 DIFFERENTIAL AXLE for scoring marks during replacement, as these indicate deeper driveline issues.
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Phone: +86 158 2286 3467 |
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