Overview
The ZF 2093.268.058 INPUT SHAFT is a critical torque-transfer component positioned at the front of the transmission assembly, directly coupling the engine output to the planetary gear sets. This OEM genuine part, identified by SKU 2093.268.058, is precision-machined to ensure concentric rotation and minimal backlash in the WG100, WG130, and WG131 series. As the primary load-bearing shaft, it works in concert with the 2093109013: DIFFERENTIAL to distribute power evenly, while the 0750117075: TAPER ROLLER BEARING supports its axial and radial loads. Any degradation here directly compromises the entire driveline’s efficiency.
Symptoms of Failure
- Hard shifting or gear slipping – Worn splines on the input shaft cause delayed engagement, especially under load. Search queries like “ZF transmission slipping in forward gear” often trace back to this part.
- Metallic whining or grinding noise – A failing input shaft bearing surface produces a high-pitched whine that increases with RPM, commonly searched as “whining noise from ZF transmission.”
- Oil leaks near the bell housing – Cracks or wear on the shaft seal surface allow ATF to escape, leading to low fluid levels and overheating. This is a frequent “ZF input shaft seal leak” issue.
- Vibration during acceleration – Bent or unbalanced shafts cause driveline shudder, often misdiagnosed as a torque converter problem.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.268.058 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Overall Length | 385 mm |
| Spline Diameter | 32 mm (input end) |
| Weight | 4.2 kg |
| OEM Reference | ZF 2093.268.058 (Genuine) |
| Bearing Journal Hardness | 58–62 HRC |
Compatibility
This input shaft is engineered for ZF’s medium-duty powershift transmissions. It is a direct fit for the WG100, WG130, and WG131 models. While physically similar, it is not interchangeable with the WG180 or WG200 series due to differing spline counts and shaft lengths. When replacing this shaft, always inspect the 2093209096: DIFFERENTIAL for wear, as both components share the same lubrication circuit. Additionally, the 2093309073: DIFF.HOUSING must be checked for cracks or distortion during any major shaft replacement.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109013 | DIFFERENTIAL | Distributes torque to output shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports input shaft radial/axial loads |
| 2093209096 | DIFFERENTIAL | Secondary torque split unit |
| 2093309073 | DIFF.HOUSING | Encloses differential gears |
| 0631100223 | SPRING PIN | Secures shaft alignment |
| 0730300820 | THRUST WASHER | Controls axial end-play |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to wheel axles |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheels |
| 5838300811 | THRUST WASHER | Reduces friction in gear stack |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Meshes with axle bevel gear |
Frequently Asked Questions
Q: Can I use this input shaft in a ZF WG180 transmission?
A: No. The 2093.268.058 is specifically designed for WG100, WG130, and WG131 models. The WG180 uses a longer shaft with a different spline profile. Installing this part in a non-compatible housing will cause immediate gear clash and potential casing damage.
Q: How do I know if my input shaft is worn without removing the transmission?
A: Check for excessive axial play by prying on the input flange. If movement exceeds 0.5 mm, or if you see metal particles on the transmission magnet, the shaft splines or bearing journals are likely worn. A borescope inspection of the spline engagement area can confirm without full disassembly.
Q: Should I replace the taper roller bearing at the same time as the shaft?
A: Absolutely. The 0750117075: TAPER ROLLER BEARING is the primary wear partner of this shaft. Reusing an old bearing on a new shaft will accelerate wear and may introduce false brinelling. Always replace both components as a matched set.
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ZF 2093.268.058 INPUT SHAFT – Shaft RFQ Support
PartsZF helps B2B buyers source ZF 2093.268.058 INPUT 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 2093.268.058 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: SPLITTER BOX
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 | 2093.268.058 |
|---|---|
| Normalized SKU | 2093268058 |
| Part name | INPUT SHAFT |
| Product category | shaft |
| Cross-reference support | Available for RFQ review |
Image and Documentation Notes
Current product media status: diagram. 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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