Overview
The ZF 2098.346.041 SPUR GEAR is a precision-machined component engineered for the auxiliary drive and power take-off (PTO) circuits within the WG100, WG130, and WG131 transmission families. This OEM genuine part transfers rotational force from the input shaft to the differential assembly, ensuring synchronized gear engagement under heavy torque loads. As a critical element in the gear train, the 2098.346.041 spur gear works in concert with the 2098109042 DIFFERENTIAL to modulate speed and distribute power to the axles. Its helical tooth profile reduces noise and vibration, making it essential for smooth operation in industrial vehicles and mobile machinery.
Symptoms of Failure
- Whining or howling noise during acceleration: Worn tooth flanks on the spur gear create irregular contact patterns, producing a high-pitched metallic sound that intensifies under load.
- Intermittent gear slipping or loss of drive: Excessive backlash between the spur gear and the 2098309011 CROWN WHEEL causes momentary disengagement, leading to power loss during uphill climbs or heavy hauling.
- Metal particles in transmission oil: Pitting or spalling on the gear teeth sheds ferrous debris into the lubricant, often visible during routine oil changes as glitter-like contamination.
- Vibration through the gearshift lever: Uneven wear on the spur gear’s hub bore induces radial runout, transmitting oscillations to the transmission housing and driver controls.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number (SKU) | 2098.346.041 |
| Gear Type | Spur Gear, Helical Profile |
| Number of Teeth | 37 |
| Module | 4.5 |
| Pitch Circle Diameter | 166.5 mm |
| Face Width | 32 mm |
| Bore Diameter | 45 mm |
| Material | Case-Hardened Alloy Steel (20MnCr5) |
| Surface Hardness | 58–62 HRC |
| Weight | 1.85 kg |
| OEM Reference | ZF 2098.346.041 |
Compatibility
This spur gear is factory-specified for ZF WG-series transmissions, including the WG100, WG130, and WG131 models. It also integrates with the WG180 and WG200 variants when used in auxiliary drive configurations. The 2098.346.041 interfaces directly with the 2099209001 DIFFERENTIAL and the 2098309010 DIFFERENTIAL HOUSING to form the final drive assembly. For proper alignment, ensure the mating 2098309031 AXLE BEVEL GEAR and 2098309030 AXLE BEVEL GEAR are inspected for wear during replacement.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2098109042 | DIFFERENTIAL | Distributes torque between left and right axles |
| 2098309011 | CROWN WHEEL | Transfers power from pinion to differential |
| 2099209001 | DIFFERENTIAL | Heavy-duty torque distribution for WG200 |
| 2098309010 | DIFFERENTIAL HOUSING | Encloses and supports differential gears |
| 2098309009 | DIFFERENTIAL HOUSING | Alternate housing for WG130 applications |
| 2098309031 | AXLE BEVEL GEAR | Transfers rotation to axle shafts |
| 2098309030 | AXLE BEVEL GEAR | Matching bevel gear for opposite side |
| 2098309032 | DIFFERENTIAL BEVEL GEAR | Provides speed differentiation between wheels |
| 12883200682 | THRUST WASHER | Reduces axial friction on gear faces |
| 0635332059 | BALL BEARING | Supports rotating shaft with minimal friction |
ZF 2098.346.041 SPUR GEAR – Gear RFQ Support
ZF 2098.346.041 SPUR 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 2098.346.041 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: P.T.O. 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 | 2098.346.041 |
|---|---|
| Normalized SKU | 2098346041 |
| Part name | SPUR 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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