Overview
The ZF 2099.147.150 OIL SUPPLY is a critical hydraulic component engineered to deliver pressurized lubrication and cooling oil to the internal rotating assemblies of ZF construction machinery transmissions. Positioned within the transmission’s oil distribution circuit, this OEM genuine part ensures consistent fluid flow to bearings, gears, and clutch packs, preventing thermal degradation and mechanical wear. The SKU 2099.147.150 is a direct replacement for the original factory unit, guaranteeing precise fitment and flow characteristics. When paired with a properly functioning 2099109046 DIFFERENTIAL, this oil supply component maintains optimal lubrication across the drivetrain, reducing friction and extending service intervals.
Symptoms of Failure
- Transmission oil leaks at the supply line connection: A worn or cracked oil supply unit often manifests as visible fluid seepage around the housing or fitting points, leading to low oil levels and potential gear damage.
- Intermittent gear slipping under load: Insufficient oil pressure from a failing supply part causes clutch packs to engage erratically, resulting in hesitation or slipping during heavy excavation or lifting operations.
- Overheating transmission during extended operation: Reduced oil flow compromises cooling capacity, causing the transmission to run hot and triggering warning lights on the dashboard.
- Unusual whining or grinding noises from the differential area: Starvation of lubricant to components like the 0750117075 TAPER ROLLER BEARING accelerates bearing wear, producing audible distress signals.
Technical Specifications
| Part Number | 2099.147.150 |
| Product Type | Oil Supply / Lubrication Feed Assembly |
| Material | High-strength aluminum alloy with steel inserts |
| Weight | 1.8 kg (approx.) |
| Dimensions | 180 mm x 95 mm x 65 mm |
| OEM Reference | ZF 2099.147.150 |
| Seal Type | O-ring with PTFE backup ring |
| Operating Pressure | 8–12 bar |
Compatibility
This oil supply unit is primarily designed for ZF WG-series powershift transmissions commonly used in wheel loaders, graders, and telescopic handlers. Based on its part number structure and application, the 2099.147.150 is compatible with the following ZF transmission models:
- ZF WG180
- ZF WG200
- ZF WG210
- ZF WG310 (early variants)
For complete drivetrain restoration, consider inspecting the 2093209094 DIFFERENTIAL and the 2093309078 DIFF.HOUSING for wear, as these components work in tandem with the oil supply to maintain proper gear mesh and load distribution.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2099109046 | DIFFERENTIAL | Distributes torque between drive wheels |
| 0750117075 | TAPER ROLLER BEARING | Supports radial and axial loads in the differential |
| 2093209094 | DIFFERENTIAL | Secondary differential unit for multi-axle configurations |
| 2093309078 | DIFF.HOUSING | Encloses and protects differential gears |
| 0631100223 | SPRING PIN | Secures oil supply alignment during assembly |
| 0730300820 | THRUST WASHER | Reduces axial play in gear sets |
| 4482360002 | AXLE BEVEL GEAR | Transfers power from differential to axle shafts |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheel hubs |
| 5838300811 | THRUST WASHER | Controls end float in planetary gears |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Provides final gear reduction in the differential |
