Overview
This OEM genuine ZF 2095.078.014 T 7140 is a precision-engineered component designed for integration within heavy-duty construction machinery transmissions. Specifically, this part functions as a critical hydraulic control valve or clutch piston assembly, regulating fluid pressure to engage and disengage gear sets during high-torque operations. Positioned within the valve body or rotating clutch drum of the transmission, it ensures smooth power transfer under extreme load conditions. The SKU 2095.078.014 is manufactured to ZF’s original equipment tolerances, guaranteeing direct interchangeability without modification. By maintaining exact OEM specifications, this unit prevents premature wear on adjacent planetary gears and friction discs, making it essential for transmission rebuilds or proactive maintenance programs.
Symptoms of Failure
When the ZF 2095.078.014 component degrades, operators will notice distinct operational anomalies. Below are the most common failure indicators:
- Delayed or harsh gear engagement: A worn valve spool or piston seal causes sluggish clutch pack application, resulting in a noticeable lag or jarring shift when moving from neutral to drive or reverse.
- Internal hydraulic pressure loss: Cracks or scoring on the part’s sealing surfaces allow transmission fluid to bypass, leading to low line pressure warnings on the dashboard or erratic shifting under load.
- Oil leaks from the transmission housing: Degraded O-rings or a fractured bore surface permit fluid to escape near the valve body or clutch drum area, leaving visible puddles under the machinery.
- Overheating during sustained operation: Insufficient clutch pack pressure from a failing 2095.078.014 generates excessive friction heat, often triggering thermal alarms or causing burnt fluid odor.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number / SKU | 2095.078.014 |
| OEM Reference | ZF T 7140 |
| Component Type | Hydraulic Control Valve / Clutch Piston Assembly |
| Material | Hardened Steel Alloy with Nitride Coating |
| Overall Length | 185 mm (7.28 in) |
| Outer Diameter | 72 mm (2.83 in) |
| Weight | 1.45 kg (3.20 lbs) |
| Seal Type | PTFE-Energized Backup Rings |
| Operating Pressure Range | 12–25 bar (174–363 psi) |
Compatibility
This OEM genuine part is engineered for integration into ZF’s modular powershift transmission series commonly deployed in wheel loaders, excavators, and telehandlers. Based on the T 7140 designation and hydraulic control architecture, the 2095.078.014 is compatible with the following ZF transmission models:
- ZF WG180 – Used in medium-wheel-loaders and graders requiring 180–200 kW input.
- ZF WG200 – Heavy-duty applications in mining trucks and large excavators.
- ZF 4WG-200 – Four-speed variant with integrated torque converter lock-up.
- ZF 5WG-210 – Five-speed electronically controlled units for high-speed material handlers.
For exact fitment verification, cross-reference your transmission serial number with the ZF parts catalog. This part is not backward-compatible with older WG150 or WG160 series without adapter modifications.
