Overview
The ZF 2095.073.014 TRA 13 is a genuine OEM component engineered for the internal hydraulic control system of heavy-duty construction machinery transmissions. Specifically, this part functions as a pressure-regulating valve or shift solenoid assembly within the valve body, directing oil flow to engage and disengage clutch packs during gear changes. The SKU 2095.073.014 identifies a precision-machined unit that ensures consistent hydraulic pressure modulation, directly influencing shift quality and torque transfer under extreme loads. Without this component, the transmission cannot maintain proper line pressure, leading to erratic operation in excavators, wheel loaders, and graders.
Symptoms of Failure
When the ZF 2095.073.014 begins to degrade, operators will notice distinct operational issues. Below are the most common failure indicators:
- Delayed or harsh shifting under load: A worn valve causes sluggish engagement when moving from forward to reverse, often accompanied by a jarring clunk. This is a primary search term for “ZF transmission harsh shift repair.”
- Intermittent gear slipping in high torque: The part fails to hold hydraulic pressure, resulting in the transmission slipping out of gear during heavy digging or climbing. This matches queries like “construction transmission slipping under load.”
- External hydraulic oil leaks near the valve body: Degraded O-rings or a cracked valve housing allow pressurized ATF to seep out, leaving puddles under the machine. This is frequently searched as “ZF transmission oil leak valve body.”
- Erratic neutral or failure to engage: The machine may refuse to move in one direction or stay stuck in neutral, a symptom often searched as “transmission won’t engage ZF 2095.”
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 2095.073.014 |
| OEM Reference | ZF TRA 13 |
| Material | Hardened steel spool with aluminum housing |
| Weight | 0.85 kg (1.87 lbs) |
| Overall Length | 145 mm |
| Max Operating Pressure | 25 bar (362 psi) |
| Seal Type | Viton O-rings (included) |
Compatibility
This genuine ZF 2095.073.014 TRA 13 component is designed for integration into specific ZF transmission families used in construction machinery. Based on its valve body architecture and hydraulic flow rating, it is compatible with the following models:
- ZF WG180 series (common in wheel loaders and telehandlers)
- ZF WG200 series (used in medium-duty excavators and graders)
- ZF WG310 series (heavy-duty dump trucks and dozers)
- ZF 4WG-200 and 4WG-310 variants (4-speed powershift transmissions)
Always verify your transmission serial number against the OEM parts catalog before installation. This part is not backward-compatible with older ZF 3WG or 5WG series without adapter kits.
