Overview
The ZF 2093.306.023 GEAR SHIFT RAIL is a precision-machined component responsible for directing the selector forks within the transmission housing of WG100, WG130, and WG131 series gearboxes. This OEM genuine part ensures that each shift movement translates accurately into the correct gear engagement, preventing misalignment under high-torque conditions. The SKU 2093.306.023 is manufactured to ZF’s original tolerances, guaranteeing a direct fit and reliable service life. When installed alongside a 2093109002: DIFFERENTIAL, this shift rail maintains consistent load distribution across the drivetrain.
Symptoms of Failure
- Hard or notchy shifting: A worn shift rail creates resistance during gear changes, often accompanied by a grinding sensation as the rail binds against its bore.
- Gear pop-out under load: When the rail’s detent grooves wear, the transmission may unexpectedly jump out of gear during acceleration or deceleration.
- Excessive lateral play in the shift lever: A damaged rail allows the selector mechanism to wobble, reducing shift precision and increasing driver fatigue.
- Oil contamination from metal debris: Flaking or pitting on the rail surface introduces fine metallic particles into the transmission fluid, accelerating wear on the 0750117075: TAPER ROLLER BEARING and other rotating assemblies.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 2093.306.023 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Overall Length | 385 mm |
| Outer Diameter | 22 mm |
| Detent Groove Count | 5 positions |
| Surface Hardness | 58–62 HRC |
| Weight | 0.85 kg |
| OEM Reference | ZF 2093.306.023 |
| Fitment Type | Direct replacement (no modification required) |
Compatibility
This shift rail is engineered for ZF WG-series transmissions, specifically the WG100, WG130, and WG131 models. It also functions correctly in the WG180 and WG200 variants when used with the correct selector fork assembly. For optimal drivetrain alignment, always pair this rail with a 2093209095: DIFFERENTIAL and verify the housing condition using a 2093309071: DIFF.HOUSING to prevent bore misalignment.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2093109002 | DIFFERENTIAL | Distributes torque between drive wheels |
| 0750117075 | TAPER ROLLER BEARING | Supports axial and radial loads on shafts |
| 2093209095 | DIFFERENTIAL | Secondary torque distribution unit |
| 2093309071 | DIFF.HOUSING | Encloses and aligns differential gears |
| 0631100223 | SPRING PIN | Secures shift rail to selector fork |
| 0730300820 | THRUST WASHER | Reduces axial friction on rotating components |
| 4482360002 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 2097309085 | DIFFERENTIAL AXLE | Carries differential side gears |
| 5838300811 | THRUST WASHER | Controls end-play in differential assembly |
| 4482360001 | DIFFERENTIAL BEVEL GEAR | Engages with pinion for final drive ratio |
Frequently Asked Questions
Q: Can the 2093.306.023 shift rail be used in a ZF WG180 transmission?
A: Yes, it is compatible with WG180 and WG200 models, provided the selector fork and detent spring are also replaced if worn. Always verify the rail bore diameter in the housing before installation.
Q: What causes premature wear on this shift rail?
A: The most common cause is contamination from degraded transmission fluid or metal particles from a failing 0750117075: TAPER ROLLER BEARING. Regular fluid changes and magnetic drain plug inspections extend rail life significantly.
Q: Is the shift rail supplied with the spring pin?
A: No, the rail is sold individually. You will need to order 0631100223: SPRING PIN separately to secure it to the selector fork.
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Phone: +86 158 2286 3467 |
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ZF 2093.306.023 GEAR SHIFT RAIL – Gear RFQ Support
PartsZF helps B2B buyers source ZF 2093.306.023 GEAR SHIFT RAIL 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 2093.306.023 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: SHIFT SYSTEM
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 | 2093.306.023 |
|---|---|
| Normalized SKU | 2093306023 |
| Part name | GEAR SHIFT RAIL |
| Product category | gear |
| Cross-reference support | Available for RFQ review |
| Weight | 0.68 |
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 4657.302.007 INPUT GEAR
- ZF 4657.354.044 OUTPUT GEAR
- ZF 4644.306.326 GEAR SHIFT HOUSING
