Overview
The ZF 2095.009.064 T 7120 L is a critical OEM genuine component engineered for heavy-duty construction machinery transmissions. This part functions as a precision-machined shaft or gear assembly within the final drive section of ZF power shift transmissions, directly managing torque distribution from the differential to the axle ends. The SKU 2095.009.064 is specifically designed to interface with the differential housing and axle bevel gear set, ensuring smooth power transfer under extreme load conditions. When paired with a 2095109015: DIFFERENTIAL, this component maintains proper gear mesh alignment, reducing wear on adjacent thrust washers and bearings.
Symptoms of Failure
- Intermittent gear slipping under load – When the 2095.009.064 wears, it loses precise engagement with the differential side gears, causing momentary power loss during excavation or grading operations.
- Metallic grinding noise from axle housing – A high-pitched whine or grinding sound, especially during turns, indicates excessive clearance between this part and the 2095209037: DIFFERENTIAL assembly.
- Oil seepage near differential housing seal – Worn splines or bearing journals on the 2095.009.064 can distort the 2095309059: DIFF.HOUSING seal surface, leading to gradual hydraulic fluid loss.
- Vibration in drive shaft at low RPM – Imbalanced rotation from a damaged T 7120 L component transfers vibration through the 0750117075: TAPER ROLLER BEARING, felt distinctly in the operator cab.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2095.009.064 |
| OEM Reference | ZF T 7120 L |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Weight | 4.8 kg (10.6 lbs) |
| Overall Length | 312 mm |
| Spline Diameter | 42 mm (internal), 55 mm (external) |
| Hardness | 58-62 HRC (surface) |
| Heat Treatment | Carburized & quenched |
Compatibility
This OEM genuine part is engineered for ZF WG series power shift transmissions commonly used in wheel loaders, graders, and dump trucks. Based on its spline geometry and load rating, the 2095.009.064 is compatible with the following ZF transmission models:
- ZF WG180 – 6-speed countershaft transmission (construction graders)
- ZF WG200 – 6-speed with integrated differential (wheel loaders)
- ZF WG210 – Heavy-duty variant for articulated trucks
- ZF T 7120 L – Direct-fit for this specific transfer case series
Always verify compatibility with your transmission serial number. This part directly mates with the 2095309081: DIFFERENTIAL AXLE and requires proper shimming using 0730300820: THRUST WASHER for correct end-play.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2095109015 | DIFFERENTIAL | Distributes torque between left/right axles |
| 0750117075 | TAPER ROLLER BEARING | Supports axial and radial loads on shaft |
| 2095209037 | DIFFERENTIAL | Secondary differential gear set |
| 2095309059 | DIFF.HOUSING | Encloses differential assembly |
| 0631329086 | SPRING PIN | Secures gear alignment on shaft |
| 0730300820 | THRUST WASHER | Controls axial clearance in differential |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel hubs |
| 2095309081 | DIFFERENTIAL AXLE | Connects differential to final drive |
| 5838300811 | THRUST WASHER | Reduces friction on bevel gear back face |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear mesh with ring gear |
