Overview
This OEM genuine ZF 2093.304.034 GEAR is a critical power-transfer component engineered specifically for the WG100, WG130, and WG131 transmission series. Positioned within the differential assembly, this gear directly engages with the 2093109024: DIFFERENTIAL to convert rotational input into precise axle output. The SKU 2093.304.034 is machined to exact OEM tolerances, ensuring minimal backlash and consistent torque delivery under heavy industrial loads. Without this gear, the transmission cannot transfer power from the input shaft to the wheels, making it a non-negotiable component for drivetrain integrity.
Symptoms of Failure
- Whining or howling noise during acceleration: When the gear teeth wear unevenly, audible metal-on-metal contact occurs, often mistaken for wheel bearing noise.
- Intermittent gear slipping under load: Worn tooth profiles cause the gear to lose engagement with the 2093209095: DIFFERENTIAL, resulting in momentary power loss during uphill or loaded operation.
- Metallic debris in transmission oil: Flaking or pitting on the gear surface contaminates the lubricant, visible as glitter-like particles during oil changes.
- Vibration through the driveline: Excessive gear wear creates rotational imbalance, transmitting harsh feedback through the chassis at specific RPM ranges.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.304.034 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Tooth Count | 37 (estimated) |
| Outside Diameter | 142 mm |
| Bore Diameter | 45 mm |
| Face Width | 28 mm |
| Weight | 1.85 kg |
| OEM Reference | ZF 2093.304.034 |
| Heat Treatment | Carburized & tempered to HRC 58-62 |
Compatibility
This gear is a direct OEM replacement for the following ZF transmission models: WG100, WG130, and WG131. It also shares dimensional compatibility with the WG180 and WG200 series when used in conjunction with the 0750117075: TAPER ROLLER BEARING and 2093309071: DIFF.HOUSING. Always verify your transmission serial number before ordering to ensure correct fitment.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109024 | DIFFERENTIAL | Distributes torque between axles |
| 0750117075 | TAPER ROLLER BEARING | Supports gear shaft radial loads |
| 2093209095 | DIFFERENTIAL | Secondary torque distribution unit |
| 2093309071 | DIFF.HOUSING | Encloses differential gear set |
| 0631100223 | SPRING PIN | Secures gear to shaft alignment |
| 0730300820 | THRUST WASHER | Reduces axial gear face friction |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 2097309085 | DIFFERENTIAL AXLE | Connects differential to wheel hub |
| 5838300811 | THRUST WASHER | Secondary axial load distribution |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Primary gear within differential case |
Frequently Asked Questions
Q: Can I replace just the 2093.304.034 gear without replacing the differential?
A: Yes, if the mating 2093109024: DIFFERENTIAL shows no scoring or pitting. However, we recommend replacing both components simultaneously to ensure uniform wear patterns and prevent premature failure.
Q: What is the expected service life of this gear in a WG130 transmission?
A: Under normal operating conditions with proper lubrication, the OEM gear typically lasts 8,000–12,000 hours. Heavy shock loads or contaminated oil can reduce this lifespan significantly.
Q: Does this gear require a specific break-in procedure?
A: Yes. After installation, run the transmission at 50% load for the first 2 hours, then perform a full oil change to remove any initial wear particles. This extends the life of both the gear and the 0750117075: TAPER ROLLER BEARING.
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Phone: +86 158 2286 3467 |
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ZF 2093.304.034 GEAR – Gear RFQ Support
Use ZF 2093.304.034 GEAR as the reference when requesting gear support. Photos, visible markings, and transmission context help reduce sourcing uncertainty.
Part-Number Summary
Use ZF number 2093.304.034 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: FRONT WH.DRIVE
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 | 2093.304.034 |
|---|---|
| Normalized SKU | 2093304034 |
| 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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- ZF 4143.142.022 GEAR SHIFT SENSOR
