Overview
The ZF 5838.300.584 REAR AXLE HOUS. is a critical structural component in heavy-duty construction machinery drivelines. This OEM genuine part encloses and protects the differential assembly, ring gear, and axle shafts within the final drive system. As the primary load-bearing casing, it ensures precise alignment of internal gears and bearings under extreme torque loads. The SKU 5838.300.584 is engineered to ZF’s original specifications, guaranteeing exact fitment and durability in demanding environments like wheel loaders and graders.
Symptoms of Failure
- Rear axle housing oil leaks around seal surfaces: Cracks or warping in the housing can cause lubricant to seep past gaskets, leading to low oil levels and accelerated gear wear.
- Abnormal whining or grinding noise from the differential area: A damaged housing can misalign the 5838109007: DIFFERENTIAL, causing gear tooth contact issues and audible distress during operation.
- Vibration during straight-line travel or turns: Housing distortion affects bearing preload on the 0750117075: TAPER ROLLER BEARING, resulting in uneven tire wear and driveline shudder.
- Difficulty engaging or disengaging the parking brake: Structural flex in the housing can bind the internal brake mechanism, requiring excessive pedal force.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 5838.300.584 |
| Material | Ductile cast iron (GGG-40) |
| Weight | 48.5 kg (107 lbs) |
| Overall Length | 620 mm |
| Mounting Bolt Pattern | 12 x M16 bolts on 280 mm PCD |
| OEM Reference | ZF 5838.300.584 |
| Seal Bore Diameter | 110 mm |
Compatibility
This rear axle housing is designed for ZF WG series powershift transmissions commonly found in construction machinery. It is a direct fit for the WG180 and WG200 transmission models, as well as the WG150 series used in compact loaders. The housing accommodates both the 2095209019: DIFFERENTIAL and the 0631329086: SPRING PIN that secures the differential lock mechanism. Always verify your transmission serial number before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109007 | DIFFERENTIAL | Distributes torque between axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential carrier rotation |
| 2095209019 | DIFFERENTIAL | Alternate differential assembly variant |
| 0631329086 | SPRING PIN | Locks differential shift fork |
| 5838300817 | THRUST WASHER | Controls axial play in differential |
| 5838300682 | DIFFERENTIAL AXLE | Transmits power to wheel hubs |
| 5838300811 | THRUST WASHER | Reduces friction on side gears |
| 5841302064 | THRUST WASHER | Spacer for pinion gear assembly |
| 5838300137 | OUTER CLUTCH DISK | Friction surface for differential lock |
| 5838300138 | INNER CLUTCH DISK | Steel separator for clutch pack |
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