Overview
This OEM genuine ZF 2093.304.035 GEAR is a precision-machined component designed for the auxiliary drive and power take-off (PTO) systems within the WG100, WG130, and WG131 transmission families. It functions as a critical torque-transfer element, meshing directly with the countershaft to deliver rotational force to the output flanges. The SKU 2093.304.035 is engineered to OEM tolerances, ensuring minimal backlash and consistent load distribution under heavy-duty cycles. When installed, it sits adjacent to the 2093101052: HOUSING and the 2093298063: TRANSMISSION HOUSING, forming a sealed assembly that protects the gear train from contamination.
Symptoms of Failure
When the 2093.304.035 gear begins to wear, operators typically notice three distinct failure modes. First, a whining or howling noise during acceleration indicates tooth surface pitting or misalignment. Second, intermittent gear slippage under load occurs when the gear teeth lose their hardened profile, causing the transmission to momentarily lose drive. Third, metallic debris in the transmission oil filter is a clear sign of spalling or chipping. Finally, difficulty engaging the PTO or a grinding sensation when shifting into auxiliary drive often points to this gear’s worn splines.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 2093.304.035 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Tooth Count | 23 (helical, right-hand) |
| Pitch Diameter | 92.5 mm |
| Face Width | 32 mm |
| Bore Diameter | 30 mm (spline-fit) |
| Weight | 1.45 kg (3.2 lbs) |
| Hardness | 58–62 HRC (case depth 0.8–1.2 mm) |
| OEM Reference | ZF 2093.304.035 |
Compatibility
This gear is specifically engineered for ZF WG-series transmissions with a modular auxiliary drive configuration. It is a direct fit for the WG100, WG130, and WG131 models. It also appears in certain WG180 and WG200 variants that share the same PTO housing architecture. The gear interfaces with the 2093301069: TRANSMISSION HOUSING and is secured using the 4475280015: SCREW PLUG to lock the shaft in place. Always verify your transmission’s serial number against ZF’s parts catalog before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093101052 | HOUSING | Encloses the gear cluster and supports bearing journals |
| 2093298063 | TRANSMISSION HOUSING | Main structural casing for the gear train |
| 2093301069 | TRANSMISSION HOUSING | Rear housing section for auxiliary drive integration |
| 4475280015 | SCREW PLUG | Seals the oil gallery and retains the shaft |
| 0730365092 | TYPE PLATE | Identification plate with transmission serial number |
| 4475280150 | SCREW PLUG | Secondary drain/fill plug for the PTO housing |
| 0634304731 | O-RING | Seals the interface between housing and cover |
| 2093301033 | COVER | Access cover for gear inspection and maintenance |
| 0636015073 | HEXAGON SCREW | Fastener for securing the cover to the housing |
| 0634314235 | O-RING | Seals the screw plug against oil leakage |
Frequently Asked Questions
Q: Can the 2093.304.035 gear be replaced without removing the entire transmission?
A: Yes, in most WG100/WG130 applications, this gear is accessible by removing the PTO cover and the 2093301033: COVER. However, you must also replace the 0634304731: O-RING and inspect the 4475280150: SCREW PLUG for thread damage during reassembly.
Q: What is the expected service life of this gear under normal conditions?
A: With proper lubrication and no contamination, the case-hardened steel construction typically delivers 8,000–12,000 operating hours before measurable wear appears. Frequent heavy PTO usage may reduce this interval.
Q: Does this gear require a specific break-in procedure?
A: No special break-in is needed for OEM parts. However, after installation, run the transmission at low load for 30 minutes, then check the oil for metallic particles and retorque the 0636015073: HEXAGON SCREW to factory specifications.
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ZF 2093.304.035 GEAR – Gear RFQ Support
ZF 2093.304.035 GEAR is handled as a gear-train sourcing item for transmission repair teams. PartsZF can review the part number and documentation before quotation.
Part-Number Summary
Use ZF number 2093.304.035 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
This gear supports gear train repair, rebuild, and part-number matching work. Send machine, transmission, or removed-part evidence with your RFQ for faster review.
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 | 2093.304.035 |
|---|---|
| Normalized SKU | 2093304035 |
| Part name | GEAR |
| Product category | gear |
| 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.
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