Overview
The ZF 4699.372.050 STEERING GEAR is a critical component within the WG100, WG130, and WG131 transmission assemblies, responsible for translating rotational input into precise linear movement for gear selection and shaft control. As an OEM genuine part, it ensures exacting tolerances and long service life in heavy-duty industrial applications. This steering gear interfaces directly with the 4699100080: BASIC GEARBOX, forming the core of the shift mechanism. The SKU 4699.372.050 is engineered to withstand high cyclic loads and maintain positional accuracy over extended operational periods.
Symptoms of Failure
- Erratic gear engagement or slipping: When the steering gear wears, operators may notice difficulty in holding a selected gear, leading to unexpected disengagement under load.
- Oil leaks around the steering shaft: Degraded seals allow transmission fluid to escape, often visible as drips near the steering gear housing, requiring replacement of the 0634309122: SHAFT SEAL.
- Excessive play or backlash in the steering mechanism: Worn gear teeth create a loose feel in the shift lever, reducing control precision and increasing vibration.
- Grinding or whining noise during gear changes: Metal-to-metal contact from worn steering gear surfaces produces audible noise, indicating imminent failure.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 4699.372.050 |
| Material | Case-hardened alloy steel |
| Weight | 2.4 kg (5.3 lbs) |
| Overall Length | 185 mm |
| Shaft Diameter | 28 mm |
| Tooth Count | 14 spline |
| OEM Reference | ZF 4699.372.050 |
| Operating Temperature Range | -20°C to +120°C |
Compatibility
This steering gear is specifically designed for ZF WG100, WG130, and WG131 series transmissions. It is also compatible with select variants of the WG180 and WG200 models where the steering shaft interface matches. For proper installation, ensure the 0634801038: SEALING RING is replaced simultaneously to prevent fluid bypass, and verify end-play using the 0630000091: SHIM RING for correct axial clearance.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4699100080 | BASIC GEARBOX | Houses all internal gears and shafts |
| 0634309122 | SHAFT SEAL | Prevents oil leakage at shaft exit |
| 0634801038 | SEALING RING | Static seal between housing and cover |
| 0630000091 | SHIM RING | Adjusts axial play for gear alignment |
| 0630000255 | SHIM RING | Fine-tunes bearing preload |
| 0630000058 | SHIM RING | Spacer for shaft positioning |
| 0630000059 | SHIM RING | Thickness adjustment for gear stack |
| 0630000061 | SHIM RING | Compensates for housing tolerances |
| 0501341241 | WHEEL STUD | Secures steering gear to housing |
| 0750117782 | TAPERED ROLLER BEARING | Supports radial and axial loads |
ZF 4699.372.050 STEERING GEAR – Gear RFQ Support
ZF 4699.372.050 STEERING 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 4699.372.050 when sending your RFQ. PartsZF can review dotted, spaced, and compact number formats against the available product and documentation records.
Application Context
- Illustration section: STEERING PARTS
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 | 4699.372.050 |
|---|---|
| Normalized SKU | 4699372050 |
| Part name | STEERING 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: diagram. 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

