Overview
The ZF 2093.310.069 DOUBLE GEAR is a critical power-transfer component engineered for the WG100, WG130, and WG131 transmission series. This OEM genuine part, identified by SKU 2093.310.069, functions as a dual-stage gear element within the planetary gearset, managing torque distribution between the input shaft and the differential assembly. When paired with a 5838109012: DIFFERENTIAL, it ensures smooth load sharing under heavy industrial conditions. The double gear’s precision-ground teeth reduce backlash and vibration, directly influencing driveline stability in ZF off-highway and commercial vehicle transmissions.
Symptoms of Failure
- Grinding noise during gear engagement: Worn tooth profiles on the double gear produce a metallic grinding sound, especially when shifting under load. This often indicates pitting or spalling on the gear face.
- Intermittent gear slipping under torque: As the double gear loses its surface hardness, it can momentarily skip engagement, causing sudden RPM surges without corresponding vehicle acceleration.
- Metallic debris in transmission oil: Flakes or fine metal particles in the fluid signal advanced wear of the double gear’s hardened surface, often accompanied by damage to the 0750117075: TAPER ROLLER BEARING that supports its axial load.
- Increased operating temperature: Excessive friction from a worn double gear generates heat, potentially warping the 5838300626: DIFFERENTIAL HOUSING over time.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.310.069 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Outer Diameter | 145 mm |
| Face Width | 42 mm |
| Module | 4.5 (primary) / 3.0 (secondary) |
| Number of Teeth | 32 (primary) / 24 (secondary) |
| Weight | 2.8 kg |
| Heat Treatment | Carburized & tempered (58-62 HRC) |
| OEM Reference | ZF 2093.310.069 |
Compatibility
This double gear is specifically designed for ZF WG100, WG130, and WG131 transmissions. It also fits select variants of the WG180 and WG200 series when used in conjunction with the 2093209023: DIFFERENTIAL assembly. Always verify the tooth count and shaft spline pattern against your existing unit before installation. The part is not backward-compatible with older WG80 or WG90 models without modification to the countershaft.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports radial and axial loads on gear shaft |
| 2093209023 | DIFFERENTIAL | Secondary differential for multi-axle configurations |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses and protects differential gears |
| 0631329088 | SPRING PIN | Secures gear alignment on shaft |
| 5838300811 | THRUST WASHER | Reduces axial friction between gears |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to wheel axles |
| 5838300633 | AXLE | Rotates wheel hubs |
| 5838300753 | THRUST WASHER | Prevents axial play in gear stack |
| 5838300818 | THRUST WASHER | Spacer for differential gear clearance |
Frequently Asked Questions
Q: Can I replace the double gear without removing the entire transmission?
A: In most WG100/WG130 applications, the double gear is accessible after removing the differential housing and output flange. However, you must also inspect the 0750117075: TAPER ROLLER BEARING for wear during this procedure, as it often sustains damage from debris.
Q: How do I identify if my double gear is OEM genuine versus aftermarket?
A: Genuine ZF 2093.310.069 parts have a laser-etched part number on the gear face and a distinct case-hardening depth of 1.2 mm. Counterfeit units often lack this marking and show premature wear within 500 operating hours.
Q: What torque specification should I use for the retaining nut?
A: For the double gear assembly on WG130 transmissions, the retaining nut should be torqued to 280 Nm with thread-locking compound. Always reference the ZF service manual for your specific model variant.
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ZF 2093.310.069 DOUBLE GEAR – Gear RFQ Support
PartsZF helps B2B buyers source ZF 2093.310.069 DOUBLE GEAR with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This gear 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 2093.310.069 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 | 2093.310.069 |
|---|---|
| Normalized SKU | 2093310069 |
| Part name | DOUBLE GEAR |
| Product category | gear |
| Cross-reference support | Available for RFQ review |
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
- ZF 4646.302.128 HELICAL GEAR
- ZF 4143.316.088 PINION
- ZF 4657.302.007 INPUT GEAR
- ZF 4657.354.044 OUTPUT GEAR
- ZF 4644.306.326 GEAR SHIFT HOUSING
