Overview
The ZF 2098.209.016 DIFFERENTIAL is a critical torque-distributing component engineered for heavy-duty construction machinery drivelines. Positioned within the final drive assembly of ZF transaxles, this OEM genuine part ensures that rotational power is split evenly between the left and right axle shafts while allowing for speed variation during turns. The SKU 2098.209.016 is manufactured to ZF’s exacting tolerances, working in concert with the 2098117002: HOUSING and the 2098301052: REAR AXLE HOUS. to maintain proper gear mesh and load distribution under extreme stress.
Symptoms of Failure
- Grinding or chattering noise during turns: Worn spider gears or side gears inside the differential cause metallic grinding sounds, especially when maneuvering under load on uneven terrain.
- Uneven tire wear or wheel hop: A failing 2098.209.016 unit cannot compensate for speed differences, leading to scrubbing on the inside wheel and premature tire degradation.
- Oil leakage from the axle housing: Degraded seals or cracked differential case allow gear oil to weep past the 0634303044: O-RING, leaving visible puddles under the machine.
- Loss of traction on loose surfaces: Internal gear slippage reduces torque transfer to the wheel with grip, mimicking a failing locking mechanism.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 2098.209.016 |
| Type | Open Differential Assembly |
| Outer Diameter | 245 mm (approx.) |
| Overall Length | 185 mm (approx.) |
| Weight | 14.2 kg (31.3 lbs) |
| Material | Case-hardened alloy steel (gears); ductile iron (case) |
| OEM Reference | ZF 2098.209.016 |
| Bolt Torque Spec | 120 Nm (bearing cap) |
Compatibility
This differential is designed for ZF transaxle models commonly found in wheel loaders, telehandlers, and graders. Based on its construction and spline count, the 2098.209.016 is compatible with the ZF WG180, WG200, and WG210 series transmissions. It also integrates with the ZF APL-300 and APL-350 axle lines. For proper installation, secure the unit using the 0636103300: STUD and 0637101164: HEXAGON NUT to prevent fastener loosening under vibration.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 2098117002 | HOUSING | Encloses differential and supports bearings |
| 2098301052 | REAR AXLE HOUS. | Houses axle shafts and final drive gears |
| 0636103300 | STUD | Locates and secures housing components |
| 0637101164 | HEXAGON NUT | Fastens studs to specified torque |
| 0636102566 | STUD | Alternative length for bearing cap retention |
| 0636100960 | STUD | Short stud for differential cover |
| 0637101167 | HEXAGON NUT | M12 lock nut for high-vibration areas |
| 0634303044 | O-RING | Seals differential-to-housing interface |
| 2098317013 | BRAKE HOUSING | Wet brake housing for WG200 axles |
| 2098317028 | BRAKE HOUSING | Dry brake housing variant for APL axles |
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