Overview
The ZF 2093.349.028 INPUT SHAFT is a critical torque-transfer component engineered for the WG100, WG130, and WG131 series transmissions. Positioned at the front of the gearbox, this OEM genuine part receives rotational force directly from the engine clutch and distributes it to the countershaft and main drive gears. The SKU 2093.349.028 is precision-machined to maintain exacting spline alignment and minimal backlash, ensuring smooth power delivery under heavy industrial loads. When this shaft is in optimal condition, it works seamlessly with the 5838109012: DIFFERENTIAL to manage torque distribution across the driveline.
Symptoms of Failure
Wear on the ZF 2093.349.028 input shaft typically manifests through several distinct operational issues. 1. Spline stripping or notch wear causes audible clunking during gear engagement, particularly when shifting from neutral to drive. 2. Excessive axial play in the input shaft leads to oil leaks past the front seal, often visible as drips near the bell housing. 3. Gear slipping under load occurs when the shaft’s bearing journals degrade, allowing the main drive gear to lose proper mesh alignment. 4. Vibration at cruising speeds indicates that the shaft has developed runout, often requiring replacement of the 0750117075: TAPER ROLLER BEARING alongside the shaft itself.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.349.028 |
| Overall Length | 285 mm |
| Spline Diameter | 32 mm (10-spline) |
| Bearing Journal Diameter | 45 mm |
| Material | Case-hardened alloy steel (20MnCr5) |
| Weight | 2.8 kg |
| OEM Reference | ZF 2093.349.028 |
| Hardness | 58-62 HRC (surface) |
Compatibility
This input shaft is specifically designed for ZF WG-series transmissions. It is a direct fit for the WG100, WG130, and WG131 models. The shaft also shares mounting dimensions with the WG180 and WG200 series, though spline count and pilot bearing depth should be verified against the original part. In the WG100 assembly, this shaft works in concert with the 2093209023: DIFFERENTIAL and the 5838300626: DIFFERENTIAL HOUSING to complete the final drive assembly. For WG130 applications, ensure the pilot bearing bore is clean before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque between output shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports input shaft radial and axial loads |
| 2093209023 | DIFFERENTIAL | Secondary torque split unit for WG130 |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses differential gear set |
| 0631329088 | SPRING PIN | Secures shaft retaining ring |
| 5838300811 | THRUST WASHER | Controls axial clearance in differential |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 5838300633 | AXLE | Connects differential to wheel hubs |
| 5838300753 | THRUST WASHER | Differential side gear shim |
| 5838300818 | THRUST WASHER | Pinion gear thrust surface |
Frequently Asked Questions
Q: Can the 2093.349.028 input shaft be reused if the splines show minor wear?
A: No. Even minor spline wear can accelerate clutch hub failure and cause gear misalignment. ZF recommends immediate replacement with the OEM genuine part 2093.349.028 to avoid cascading damage to the 5838109012: DIFFERENTIAL.
Q: What torque specification should be used for the input shaft nut?
A: The retaining nut should be torqued to 180 Nm (133 ft-lbs) with a new lock plate. Always replace the 0631329088: SPRING PIN during reassembly to prevent nut loosening.
Q: Does this shaft require a specific pilot bearing?
A: Yes. The 2093.349.028 shaft uses a 45mm OD pilot bearing. Verify compatibility with the 0750117075: TAPER ROLLER BEARING for correct fitment in the WG130 housing.
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ZF 2093.349.028 INPUT SHAFT – Shaft RFQ Support
PartsZF supports RFQ preparation for ZF 2093.349.028 INPUT SHAFT where shaft identification and documentation review are required before ordering.
Part-Number Summary
Use ZF number 2093.349.028 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: INPUT 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 | 2093.349.028 |
|---|---|
| Normalized SKU | 2093349028 |
| Part name | INPUT SHAFT |
| Product category | shaft |
| RFQ support | Part-number lookup and documentation review |
| Media support | Product photo or diagram review when available |
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
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- ZF 2093.110.011 P.T.O. SHAFT
- ZF 5838.300.106 INPUT SHAFT
