Overview
The ZF 2093.304.032 DOUBLE GEAR is a critical power-transfer component engineered for the WG100, WG130, and WG131 series transmissions. This OEM genuine part functions as an intermediate gear cluster, meshing directly with the countershaft and main shaft assemblies to facilitate smooth ratio changes under heavy load. The SKU 2093.304.032 is precision-machined to ZF’s exacting tolerances, ensuring minimal backlash and optimal torque distribution. It sits within the upper gear train housing, where it interfaces with the 2093101011: HOUSING and the 2093301027: HOUSING to maintain correct axial alignment.
Symptoms of Failure
When the ZF 2093.304.032 DOUBLE GEAR begins to wear, operators will notice distinct drivability issues. Look for these specific failure symptoms:
- Whining or howling noise during acceleration — A high-pitched metallic sound from the transmission case, especially in 3rd and 4th gear, indicates gear tooth surface fatigue.
- Intermittent gear slipping under load — The transmission may momentarily lose torque transfer when climbing grades or pulling heavy trailers, often misdiagnosed as clutch failure.
- Metal debris in transmission fluid — Fine silver or bronze particles on the magnetic drain plug signal that the double gear’s hardened flanks are spalling.
- Hard shifting or gear clash — Difficulty engaging specific gears, accompanied by a grinding sensation, points to worn engagement teeth on the double gear cluster.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2093.304.032 |
| Gear Type | Double Helical (Cluster Gear) |
| Outside Diameter | 142 mm (approx.) |
| Face Width | 48 mm |
| Spline Bore Diameter | 32 mm |
| Material | Case-Hardened Alloy Steel (20MnCr5) |
| Weight | 2.85 kg (6.3 lbs) |
| OEM Reference | ZF 2093.304.032 |
| Heat Treatment | Carburized & Tempered to HRC 58-62 |
Compatibility
This genuine ZF double gear is specifically designed for the WG100, WG130, and WG131 transmission families. It is also compatible with the WG180 and WG200 series when used in auxiliary gearbox configurations. The part directly replaces earlier revision 2093.304.031. For proper installation, always pair this gear with a new 2093301021: GASKET and 0634306328: O-RING to prevent oil bypass. The assembly also requires the 0730365092: TYPE PLATE for correct identification and the 0631311009: GROOVED STUD for secure housing retention.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093101011 | HOUSING | Encloses the gear train and supports bearing bores |
| 2093301027 | HOUSING | Upper casing section for countershaft alignment |
| 0730365092 | TYPE PLATE | Identification tag with transmission serial number |
| 0631311009 | GROOVED STUD | Locating dowel for housing-to-case alignment |
| 2093301021 | GASKET | Seals the housing split line against oil leaks |
| 0634306328 | O-RING | Hydraulic seal for oil galley passages |
| 2093103025 | COUNTERSHAFT | Primary shaft supporting the double gear cluster |
| 2093303040 | COUNTERSHAFT | Secondary shaft for reverse gear idler |
| 2093303087 | HELICAL GEAR | Constant-mesh drive gear for PTO output |
| 0501007515 | SYNCHRONIZER | Friction cone assembly for clutchless shifting |
Frequently Asked Questions
Q: Can I install the ZF 2093.304.032 DOUBLE GEAR without replacing the countershaft?
A: It is strongly recommended to inspect the mating 2093103025: COUNTERSHAFT for wear. A worn countershaft will accelerate damage to the new double gear. Replace both if any scoring or pitting is visible.
Q: What is the typical service life of this double gear in a WG130 transmission?
A: Under normal highway conditions with proper lubrication, the OEM gear can exceed 500,000 miles. Heavy off-road use or contaminated oil will reduce this significantly. Always change the 0634306328: O-RING during replacement to prevent oil starvation.
Q: Does this part include the synchronizer rings?
A: No. The 2093.304.032 is a bare gear cluster. The synchronizer assembly is a separate component (0501007515: SYNCHRONIZER) that must be ordered individually if your transmission exhibits shifting issues.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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ZF 2093.304.032 DOUBLE GEAR – Gear RFQ Support
ZF 2093.304.032 DOUBLE 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 2093.304.032 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 | 2093.304.032 |
|---|---|
| Normalized SKU | 2093304032 |
| Part name | DOUBLE 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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