Overview
The ZF 2098.298.046 CASE is a structural housing component engineered for heavy-duty construction machinery transmissions. This OEM genuine part encloses and protects critical differential and gear assemblies within the drivetrain, ensuring precise alignment and load distribution under extreme operating conditions. As a load-bearing casing, it directly interfaces with the differential housing and axle bevel gear sets to maintain proper gear mesh and oil retention. The SKU 2098.298.046 is manufactured to ZF’s original specifications, guaranteeing dimensional accuracy and material integrity for demanding applications in wheel loaders, graders, and excavators.
Symptoms of Failure
- Oil leaks around the transmission housing: A cracked or warped ZF 2098.298.046 CASE can cause lubricant seepage, leading to low oil levels and accelerated wear on internal components like the 2098309011: CROWN WHEEL.
- Abnormal gear noise or whining during operation: Structural fatigue in the case allows misalignment of the 2098109042: DIFFERENTIAL, producing audible grinding or whining sounds under load.
- Vibration in the driveline at low speeds: A compromised case fails to secure the 2099209001: DIFFERENTIAL assembly, resulting in noticeable vibration that worsens with torque application.
- Contaminated transmission fluid: Cracks in the case allow debris ingress, causing premature failure of the 2098309010: DIFFERENTIAL HOUSING and associated bearings.
Technical Specifications
| Specification | Value |
|---|---|
| Part Number | 2098.298.046 |
| Material | High-strength cast iron (GJS-500-7) |
| Overall Length | 420 mm |
| Overall Width | 310 mm |
| Overall Height | 280 mm |
| Net Weight | 18.7 kg |
| OEM Reference | ZF 2098.298.046 |
| Bolt Hole Pattern | 8x M12 on 200 mm PCD |
| Seal Type | Integrated lip seal groove |
Compatibility
This ZF 2098.298.046 CASE is designed for use in ZF WG180, WG200, and WG310 series transmissions commonly found in construction machinery. It is a direct replacement for cases in ZF 4WG-180, 4WG-200, and 4WG-310 torque converter transmissions. The case also fits select ZF TC-Tronic and Ecolite driveline variants used in wheel loaders and telehandlers. Always verify the transmission serial number before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2098109042 | DIFFERENTIAL | Distributes torque between drive wheels |
| 2098309011 | CROWN WHEEL | Transfers power from pinion to differential |
| 2099209001 | DIFFERENTIAL | Rear differential assembly for dual-axle systems |
| 2098309010 | DIFFERENTIAL HOUSING | Encloses differential gears and bearings |
| 2098309009 | DIFFERENTIAL HOUSING | Alternate housing variant for WG200 series |
| 2098309031 | AXLE BEVEL GEAR | Right-side bevel gear for final drive |
| 2098309030 | AXLE BEVEL GEAR | Left-side bevel gear for final drive |
| 2098309032 | DIFFERENTIAL BEVEL GEAR | Internal differential gear set component |
| 12883200682 | THRUST WASHER | Reduces axial friction in gear assemblies |
| 0635332059 | BALL BEARING | Supports rotating shafts within the case |
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