Overview
The ZF 5838.300.605 GEAR SHIFT FORK is a precision-engineered component responsible for engaging and disengaging gears within the WG100, WG130, and WG131 transmission assemblies. This OEM genuine part slides the synchronizer sleeves along the main shaft, directing power flow through the correct gear set. As a critical actuator in the shift mechanism, the 5838.300.605 ensures smooth, positive gear changes under heavy load conditions. This shift fork is machined from forged steel to withstand the repeated axial forces generated during high-torque operations, making it essential for maintaining driveline integrity in commercial vehicles.
Symptoms of Failure
- Hard shifting or gear clash: A worn shift fork pad or bent fork arm prevents full engagement, causing grinding noises when attempting to select a gear.
- Transmission jumps out of gear: When the fork tines lose their precise geometry, the synchronizer cannot hold the gear in position, leading to sudden disengagement under load.
- Increased gear lever play: Excessive lateral movement in the shift lever indicates a worn fork hub or pivot point, reducing shift accuracy.
- Oil contamination from metal debris: As the fork wears against the synchronizer sleeve, fine steel particles enter the transmission fluid, accelerating wear on adjacent components like the 5838109012 DIFFERENTIAL.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number / SKU | 5838.300.605 |
| Material | Forged alloy steel (case-hardened) |
| Overall Length | 185 mm |
| Fork Width (internal) | 12.5 mm |
| Weight | 0.85 kg |
| OEM Reference | ZF 5838.300.605 |
| Surface Treatment | Phosphate coating for corrosion resistance |
Compatibility
This genuine ZF shift fork is specifically designed for the WG100, WG130, and WG131 series transmissions. It is also compatible with select variants of the WG180 and WG200 models when used in conjunction with the correct synchronizer assembly. The 5838.300.605 interfaces directly with the shift rail and the 0750117075 TAPER ROLLER BEARING that supports the main shaft. For complete differential rebuilds, this fork works alongside the 2093209023 DIFFERENTIAL and the 5838300626 DIFFERENTIAL HOUSING to restore full transmission function.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque between drive wheels |
| 0750117075 | TAPER ROLLER BEARING | Supports radial and axial shaft loads |
| 2093209023 | DIFFERENTIAL | Secondary differential for multi-axle applications |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses and protects differential gears |
| 0631329088 | SPRING PIN | Secures shift fork to shift rail |
| 5838300811 | THRUST WASHER | Controls axial clearance in gear stack |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to axle shafts |
| 5838300633 | AXLE | Drives wheel hubs from differential |
| 5838300753 | THRUST WASHER | Reduces friction between rotating gears |
| 5838300818 | THRUST WASHER | Provides axial support for planetary gears |
Frequently Asked Questions
Q: How do I know if my ZF WG100 shift fork is worn?
A: Listen for a metallic grinding sound when shifting, or check for excessive play in the gear lever. A visual inspection of the fork pads for scoring or bending confirms wear.
Q: Can I replace the shift fork without removing the transmission?
A: No. The 5838.300.605 is located inside the transmission case. The unit must be removed from the vehicle and the main shaft disassembled to access the fork.
Q: Is this part compatible with the ZF WG180 transmission?
A: Yes, but only when used with the correct synchronizer hub and shift rail. Verify your transmission serial number against ZF application charts to confirm fitment.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
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ZF 5838.300.605 GEAR SHIFT FORK – Gear RFQ Support
ZF 5838.300.605 GEAR SHIFT FORK 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 5838.300.605 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 | 5838.300.605 |
|---|---|
| Normalized SKU | 5838300605 |
| Part name | GEAR SHIFT FORK |
| 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.
Related Parts
- ZF 4661.302.010 GEAR
- ZF 2094.306.024 GEAR SHIFT RAIL
- ZF 4642.353.026 SPUR GEAR
- ZF 4143.142.013 GEAR SHIFT SENSOR
- ZF 4143.142.022 GEAR SHIFT SENSOR
