Overview
The ZF 4699.001.107 GK10 is a critical OEM genuine gearbox component engineered for demanding construction machinery applications. This part functions as a key intermediary within the transmission assembly, ensuring precise torque distribution and smooth power flow from the engine to the drivetrain. Specifically, the GK10 unit integrates with the main housing to regulate hydraulic pressure and gear engagement sequences. The SKU 4699.001.107 is a direct replacement for original factory-installed components, guaranteeing exact fitment and performance standards. When paired with the 4699101095 HOUSING, this assembly forms the core structural foundation of the transmission system, providing the necessary rigidity for high-load operations.
Symptoms of Failure
When the ZF 4699.001.107 GK10 begins to wear, operators will notice distinct performance degradation. Common failure indicators include:
- Intermittent gear slipping under load: The transmission may momentarily lose engagement during excavation or lifting, often accompanied by a grinding noise.
- Hydraulic fluid seepage around the housing interface: Worn seals cause oil to accumulate near the 0501329881 HOUSING COVER, leading to gradual pressure loss.
- Delayed engagement when shifting: Operators experience a noticeable lag between lever movement and gear activation, particularly in cold-start conditions.
- Excessive vibration at the turntable bearing: A failing GK10 can transmit irregular forces to the 0634306309 O-RING seal, causing premature wear and fluid contamination.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 4699.001.107 |
| Material | Hardened alloy steel with zinc-nickel coating |
| Weight | 3.2 kg (7.05 lbs) |
| Dimensions (L x W x H) | 185 mm x 120 mm x 95 mm |
| OEM Reference | ZF 4699.001.107 (Genuine) |
| Operating Temperature Range | -20°C to +120°C |
| Torque Capacity | 850 Nm |
Compatibility
This GK10 component is engineered for ZF WG-series transmissions commonly found in telescopic handlers, wheel loaders, and excavators. It is directly compatible with the following transmission models:
- ZF WG180
- ZF WG200
- ZF WG211
- ZF WG310
For optimal sealing integrity, always replace the 0637885612 BREATHER simultaneously to prevent moisture ingress and pressure imbalance within the housing.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4699101095 | HOUSING | Main structural casing for gear assembly |
| 0501329881 | HOUSING COVER | Seals the housing and protects internal components |
| 0634306309 | O-RING | Provides hydraulic seal between mating surfaces |
| 0637885612 | BREATHER | Equalizes internal pressure and vents moisture |
| 0769100082 | TYPE PLATE | Identification label for transmission model |
| 4699102083 | INPUT | Receives power from the engine coupling |
| 4699103067 | OUTPUT | Transfers torque to the driveline |
| 4699105042 | TURNTABLE BEARING | Supports rotational movement of the upper structure |
| 4699302013 | DRIVE PINION | Engages with the ring gear for final drive |
| 4699170113 | MOTOR | Hydraulic motor for auxiliary functions |
