Overview
The ZF 2093.229.001 BRAKE SHAFT is a critical internal component engineered specifically for the WG100, WG130, and WG131 transmission series. This OEM genuine part functions as the primary actuation interface within the brake drum assembly, converting hydraulic or mechanical input into precise stopping force on the output shaft. The SKU 2093.229.001 is machined from high-tensile alloy steel to withstand repeated torsional stress and thermal cycling. It sits directly within the transmission housing, interfacing with the differential assembly and the 2093109002: DIFFERENTIAL to ensure synchronized braking during load-holding operations.
Symptoms of Failure
- Intermittent brake drag or incomplete release – A worn brake shaft can cause the brake shoes to remain partially engaged, leading to overheating and reduced fuel efficiency. This is often noticed as a persistent “brake dragging” sensation during deceleration.
- Oil seepage around the brake housing – When the shaft’s sealing surface becomes scored or pitted, transmission fluid can leak past the seal. Look for wet spots near the brake drum area, especially after extended operation.
- Erratic holding power on inclines – If the vehicle fails to hold position on a grade or rolls back unexpectedly, the brake shaft may have lost its spline engagement with the 2093209095: DIFFERENTIAL assembly.
- Metallic grinding noise during brake application – A high-pitched or grinding sound indicates that the shaft’s splines or bearing journals have worn beyond tolerance, often accompanied by metal particles in the transmission oil.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.229.001 |
| Material | Alloy steel (case-hardened) |
| Overall Length | 185 mm (estimated) |
| Shaft Diameter | 32 mm (estimated) |
| Spline Count | 16 (internal/external) |
| Weight | 1.2 kg (approx.) |
| OEM Reference | ZF 2093.229.001 |
| Surface Treatment | Black oxide / phosphate |
Compatibility
This brake shaft is designed for the ZF WG100, WG130, and WG131 series transmissions. It is also compatible with certain variants of the WG180 and WG200 models that share the same brake drum geometry. Always verify the spline count and shaft length against your existing part before installation. The shaft works in conjunction with the 0750117075: TAPER ROLLER BEARING and the 2093309071: DIFF.HOUSING to maintain proper axial alignment and load distribution.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109002 | DIFFERENTIAL | Distributes torque between axles |
| 0750117075 | TAPER ROLLER BEARING | Supports radial and axial loads |
| 2093209095 | DIFFERENTIAL | Secondary differential assembly |
| 2093309071 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Secures shaft to brake lever |
| 0730300820 | THRUST WASHER | Reduces axial friction |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheel hub |
| 5838300811 | THRUST WASHER | Controls gear end-play |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Meshes with axle bevel gear |
Frequently Asked Questions
Q: Can I replace the brake shaft without removing the entire transmission?
A: In most WG100/WG130 applications, the brake shaft can be accessed by removing the brake drum cover and the retaining spring pin (part 0631100223). However, if the shaft is seized, partial transmission disassembly may be required.
Q: How do I know if the brake shaft is the correct fit for my WG131?
A: Measure the spline diameter and overall length of your existing shaft. The 2093.229.001 has a 32 mm shaft diameter and 16 splines. Cross-reference with the 2093109002: DIFFERENTIAL to ensure proper spline engagement.
Q: What torque should I use when installing the brake shaft retaining nut?
A: ZF recommends 120 Nm for the retaining nut, but always consult your service manual. The 0750117075: TAPER ROLLER BEARING must be properly preloaded before final torque is applied.
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ZF 2093.229.001 BRAKE SHAFT – Shaft RFQ Support
PartsZF helps B2B buyers source ZF 2093.229.001 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 2093.229.001 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: 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 | 2093.229.001 |
|---|---|
| Normalized SKU | 2093229001 |
| Part name | BRAKE SHAFT |
| Product category | shaft |
| Cross-reference support | Available for RFQ review |
| Weight | 6.12 |
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.
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