Overview
The ZF 2094.211.006 AXLE TUBE is a critical structural component within the final drive assembly of heavy-duty construction machinery transmissions. This OEM genuine part serves as the rigid conduit that houses the axle shaft, maintaining precise alignment between the differential and the wheel hub. By absorbing torsional loads and protecting internal components from debris, the axle tube ensures consistent power delivery under extreme operating conditions. The SKU 2094.211.006 is engineered to ZF’s exacting tolerances, making it a direct replacement for worn or damaged assemblies. When paired with a robust 2094101011: TRANSMISSION HOUSING, this axle tube forms the backbone of the drivetrain, preventing misalignment that leads to premature gear wear.
Symptoms of Failure
- Oil seepage at axle tube ends: A compromised tube often develops hairline cracks or pitting, allowing transmission fluid to escape. This manifests as visible wet spots near the wheel seal area, often accompanied by a burnt oil smell.
- Vibration during low-speed turns: When the tube bends or distorts, the axle shaft wobbles, producing a rhythmic thumping sensation felt through the chassis, particularly when maneuvering in tight construction sites.
- Uneven tire wear patterns: A misaligned axle tube alters the wheel’s camber angle, causing accelerated wear on the inner or outer tread edges of drive tires.
- Metallic grinding from the differential area: As the tube fails to maintain proper bearing preload, gear teeth clash, creating a high-pitched grinding noise during acceleration or deceleration.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2094.211.006 |
| Material | High-tensile forged steel (SAE 4140 equivalent) |
| Overall Length | 485 mm ± 0.5 mm |
| Outer Diameter | 89.5 mm |
| Wall Thickness | 8.2 mm |
| Weight | 6.8 kg (15.0 lbs) |
| OEM Reference | ZF 2094.211.006 |
| Surface Treatment | Zinc-phosphate coating with oil seal |
Compatibility
This axle tube is designed for integration with ZF’s WG series powershift transmissions commonly used in wheel loaders, graders, and telehandlers. It is a direct fit for the WG180, WG200, and WG210 models, where it connects the differential housing to the planetary final drive. For proper sealing, always replace the 0750111371: SHAFT SEAL and 0634303085: O-RING during installation. The tube mounts directly to the 2094301045: HOUSING and is secured by the 2094301044: COVER. A 0635460022: BALL is used in the detent mechanism for positive gear engagement.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2094101011 | TRANSMISSION HOUSING | Encloses gear sets and supports shafts |
| 2094301045 | HOUSING | Mounts axle tube and differential |
| 0635460022 | BALL | Detent locking for shift forks |
| 2094301044 | COVER | Seals axle tube access port |
| 0750111371 | SHAFT SEAL | Prevents oil leakage at axle ends |
| 0634303085 | O-RING | Hydraulic seal between components |
| 2094301030 | GASKET | Flange sealing against housing |
| 0631306670 | CYLINDRICAL PIN | Alignment dowel for precise assembly |
| 0636011356 | HEXAGON SCREW | Fastens cover to axle tube |
| 4475280060 | SCREW PLUG | Closes oil fill/drain ports |
