Overview
The ZF 4699.303.207 WHEEL SHAFT is a critical torque-transmitting component engineered for the WG100, WG130, and WG131 transmission series. This OEM genuine part serves as the primary interface between the planetary gear set and the output housing, converting rotational force into reliable wheel-end motion. As a precision-machined shaft, SKU 4699.303.207 sits within the transmission’s final drive assembly, directly engaging with the 4699101138 HOUSING to ensure concentric alignment and minimal backlash. Its hardened steel construction withstands extreme torsional loads, making it indispensable for heavy-duty industrial applications where drivetrain integrity is non-negotiable.
Symptoms of Failure
- Persistent gear slipping under load: A worn wheel shaft can cause intermittent disengagement between the shaft splines and the planetary carrier, leading to power loss during acceleration or uphill operation.
- Metallic grinding noise from the final drive: As the shaft surface degrades, it produces a distinct scraping sound, often mistaken for bearing failure, which intensifies with higher RPM.
- Visible oil seepage near the output flange: Cracks or pitting on the shaft’s sealing surface compromise the 0634801038 SEALING RING, allowing transmission fluid to escape and contaminating adjacent components.
- Vibration through the chassis during gear changes: Unbalanced shaft rotation from wear or micro-fractures transmits harmonic tremors, indicating imminent structural failure.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 4699.303.207 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Overall Length | 285 mm (estimated) |
| Shaft Diameter | 55 mm (bearing journal) |
| Spline Count | 24 involute splines |
| Weight | 4.2 kg (9.26 lbs) |
| OEM Reference | ZF 4699.303.207 |
| Hardness | 58–62 HRC (case depth 0.8 mm) |
Compatibility
This wheel shaft is precision-engineered for ZF’s WG-series powershift transmissions, specifically the WG100, WG130, and WG131 models. It also fits select variants of the WG180 and WG200 when used with the 4699301218 HOUSING adapter. For proper installation, the shaft must be paired with the 4699301224 HOUSING COVER and secured using the 0636101411 CAP SCREW kit. Always verify your transmission’s serial number against ZF’s OEM catalog to confirm fitment, as minor spline variations exist between early and late production units.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4699101138 | HOUSING | Encloses the wheel shaft and supports bearing alignment |
| 4699301218 | HOUSING | Intermediate adapter housing for WG180/WG200 compatibility |
| 4699301224 | HOUSING COVER | Seals the shaft cavity and retains lubricant |
| 0636101411 | CAP SCREW | Secures the housing cover to the transmission case |
| 0631302072 | CYLINDRICAL PIN | Locates the shaft within the housing bore |
| 0636302013 | SCREW PLUG | Closes oil passages during assembly |
| 0501331653 | SCREW PLUG | Seals pressure test ports |
| 0634801038 | SEALING RING | Prevents fluid leakage at shaft exit point |
| 0637885612 | BREATHER | Equalizes internal pressure and vents moisture |
| 0769100082 | TYPE PLATE | Identifies transmission model and serial number |
ZF 4699.303.207 WHEEL SHAFT – Shaft RFQ Support
PartsZF helps B2B buyers source ZF 4699.303.207 WHEEL SHAFT with fast RFQ support, expert part-number lookup, documentation review, and export coordination. This shaft 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 4699.303.207 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: OUTPUT
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 | 4699.303.207 |
|---|---|
| Normalized SKU | 4699303207 |
| Part name | WHEEL SHAFT |
| Product category | shaft |
| 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 4646.302.141 INPUT SHAFT
- ZF 4646.323.010 OUTPUT SHAFT
- ZF 4646.304.069 OUTPUT SHAFT
- ZF 4646.304.065 QUILL SHAFT
- ZF 4657.354.010 INPUT SHAFT
