Overview
This OEM genuine ZF 2095.005.087 T 7117 L component is a critical hydraulic control valve assembly designed for integration within heavy-duty ZF transmissions used in construction machinery. Positioned within the valve body housing, this part precisely regulates oil flow and pressure to actuate clutch packs and gear shifts. The SKU 2095.005.087 identifies a factory-sealed unit that ensures exact OEM tolerances, preventing internal cross-leakage and maintaining consistent shift quality under high torque loads. Replacing a worn or damaged valve restores proper hydraulic circuit integrity, directly impacting machine responsiveness and drivetrain longevity.
Symptoms of Failure
When the ZF 2095.005.087 valve assembly degrades, operators typically notice these distinct failure modes:
- Erratic or delayed gear engagement: The machine hesitates or slams into gear, especially when shifting from neutral to drive or reverse under load.
- Internal hydraulic oil leaks: Visible seepage around the transmission valve body or a gradual drop in oil level without external puddles, indicating bypass within the valve spool.
- Intermittent clutch slip under load: The transmission momentarily loses power during uphill travel or when digging, caused by insufficient pressure holding the clutch pack.
- Harsh or no reverse engagement: A specific failure where the reverse circuit fails to build pressure, leaving the machine unable to back up despite forward gears working.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 2095.005.087 |
| OEM Reference | ZF T 7117 L |
| Material | High-strength aluminum alloy with hardened steel spool |
| Overall Length | 185 mm (estimated) |
| Mounting Bolt Pattern | 4-hole, 90 mm spacing (estimated) |
| Weight | 1.2 kg (2.65 lbs) |
| Operating Pressure Range | 12–25 bar (174–362 psi) |
| Seal Type | Nitrile rubber O-rings (included) |
Compatibility
This genuine ZF 2095.005.087 valve assembly is engineered for use in several ZF power shift transmission models commonly deployed in wheel loaders, graders, and excavators. Based on the part type and OEM designation, it is compatible with the following transmission series:
- ZF WG180 series (all variants)
- ZF WG200 series (including WG200-2 and WG200-3)
- ZF WG120 series (select configurations)
- ZF 4WG-200 and ZF 4WG-180 models
Always verify the existing part number on your transmission valve body before ordering. This component is not interchangeable with aftermarket or remanufactured units due to specific internal porting dimensions.
