Overview
The ZF 2097.236.056 TUBE is a precision-engineered hydraulic fluid conduit designed for heavy-duty construction machinery transmissions. This OEM genuine part directs pressurized oil to critical lubrication points within the gear train, ensuring consistent cooling and friction reduction during high-torque operations. Positioned between the valve body and the differential housing assembly, the tube (SKU: 2097.236.056) maintains stable flow to components such as the 2097109012 DIFFERENTIAL and the 2093209096 DIFFERENTIAL. Constructed from corrosion-resistant steel, it withstands extreme pressure fluctuations common in loader and excavator transmissions.
Symptoms of Failure
- Transmission fluid seepage near the differential housing: A cracked or corroded 2097.236.056 tube often causes slow oil drips, leading to low fluid levels and eventual overheating.
- Intermittent gear slippage under load: When the tube becomes blocked or deformed, hydraulic pressure drops, causing erratic clutch engagement in WG-series transmissions.
- Whining noise from the axle area: Restricted oil flow through the tube starves the 0750117075 TAPER ROLLER BEARING, producing a high-pitched metallic sound during operation.
- Delayed forward/reverse engagement: A ruptured tube reduces pilot pressure, creating a lag of 2-3 seconds when shifting directions in construction machinery.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2097.236.056 |
| Material | Seamless drawn steel (DIN 2391) |
| Length | 285 mm ± 2 mm |
| Outer Diameter | 12.7 mm |
| Wall Thickness | 1.5 mm |
| Weight | 0.14 kg |
| OEM Reference | ZF 2097.236.056 |
| Burst Pressure | 35 MPa (5,076 psi) |
Compatibility
This tube is engineered for ZF WG180, WG200, and WG310 series transmissions commonly used in wheel loaders, telehandlers, and graders. It interfaces directly with the 2093309073 DIFF.HOUSING and supports oil routing to the axle bevel gear set. Always verify fitment with your specific transmission serial number before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2097109012 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports rotating differential gears |
| 2093209096 | DIFFERENTIAL | Secondary torque split unit |
| 2093309073 | DIFF.HOUSING | Encloses differential assembly |
| 0631100223 | SPRING PIN | Secures tube alignment |
| 0730300820 | THRUST WASHER | Reduces axial play in gear train |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheels |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to final drive |
| 5838300811 | THRUST WASHER | Prevents gear face wear |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear for torque distribution |
