Overview
The ZF 2095.129.001 BRAKE SHAFT is a critical OEM genuine component engineered for the internal braking mechanism within ZF WG100, WG130, and WG131 transmissions. This shaft transmits actuation force to the brake pack, enabling controlled deceleration and holding torque in heavy-duty industrial drivetrains. As a precision-machined part, it interfaces directly with the differential assembly to modulate power flow. The SKU 2095.129.001 is manufactured to ZF’s exacting tolerances, ensuring reliable engagement and disengagement under high-load conditions. When paired with a properly maintained 2095109009: DIFFERENTIAL, this brake shaft contributes to smooth power distribution and extended service life.
Symptoms of Failure
- Delayed braking response or transmission creep — Worn splines or shaft deformation prevent full brake pack engagement, causing the vehicle to drift on inclines.
- Metallic grinding noise during gear shifts — A failing brake shaft often produces a harsh, scraping sound as it loses alignment with the 0750117075: TAPER ROLLER BEARING.
- Intermittent loss of holding torque — Operators may notice the transmission fails to maintain position under load, a classic sign of shaft fatigue or surface pitting.
- Hydraulic fluid contamination from metal debris — As the shaft wears, microscopic particles can enter the oil circuit, accelerating wear on the 2095209037: DIFFERENTIAL and adjacent components.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2095.129.001 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Overall Length | 187 mm |
| Shaft Diameter | 28 mm (bearing journal) |
| Spline Count | 14 involute splines |
| Weight | 0.85 kg |
| OEM Reference | ZF 2095.129.001 |
| Surface Hardness | 58-62 HRC |
Compatibility
This brake shaft is specifically designed for ZF WG-series transmissions, including the WG100, WG130, and WG131 models. It is also compatible with certain variants of the WG180 and WG200 series when used in conjunction with the correct 2095309059: DIFF.HOUSING. Always verify your transmission’s serial number against ZF’s parts catalog before installation. For applications requiring a complete differential rebuild, consider the 4482360002: AXLE BEVEL GEAR and 2095309081: DIFFERENTIAL AXLE as companion parts.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2095109009 | DIFFERENTIAL | Distributes torque between output shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports radial and axial loads on shaft |
| 2095209037 | DIFFERENTIAL | Secondary torque distribution unit |
| 2095309059 | DIFF.HOUSING | Encloses and aligns differential gears |
| 0631329086 | SPRING PIN | Secures shaft to actuation lever |
| 0730300820 | THRUST WASHER | Reduces axial friction on shaft end |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel axles |
| 2095309081 | DIFFERENTIAL AXLE | Connects differential to final drive |
| 5838300811 | THRUST WASHER | Prevents gear end-play in differential |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Meshes with axle bevel gear for rotation |
ZF 2095.129.001 BRAKE SHAFT – Shaft RFQ Support
PartsZF helps B2B buyers source ZF 2095.129.001 BRAKE SHAFT with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This shaft page is built from confirmed catalog, media, and reference data to reduce sourcing uncertainty for construction machinery transmission parts.
Part-Number Summary
Use ZF number 2095.129.001 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: REAR AXLE
- Illustration section: BRAKE SHAFT
Cross Reference Support
If you have an OEM number, old supplier number, or visible marking, include it with your RFQ so PartsZF can compare it with the available records.
Specification Snapshot
| ZF part number | 2095.129.001 |
|---|---|
| Normalized SKU | 2095129001 |
| Part name | BRAKE SHAFT |
| Product category | shaft |
| Cross-reference support | Available for RFQ review |
Image and Documentation Notes
Current product media status: fallback. Product photos, diagram positions, and nameplate images help speed up part-number confirmation and quotation preparation.
RFQ Checklist
- ZF part number or OEM cross-reference number
- Machine model, transmission model, or nameplate photo
- Removed-part photos or visible markings
- Quantity, destination, and documentation requirements
- Final selection is confirmed by exact part number, machine context, and available documentation.
Related Parts
- ZF 4646.302.141 INPUT SHAFT
- ZF 4646.323.010 OUTPUT SHAFT
- ZF 4646.304.069 OUTPUT SHAFT
- ZF 4646.304.065 QUILL SHAFT
- ZF 4657.354.010 INPUT SHAFT
