Overview
The ZF 4642.130.122 ENGINE CONNECTION is a critical interface component designed for the WG 150 Series transmission. This OEM genuine part serves as the mechanical link between the engine flywheel housing and the transmission bell housing, ensuring precise alignment and secure power transfer. Located at the front of the transmission assembly, the 4642.130.122 ENGINE CONNECTION absorbs torsional vibrations and maintains structural integrity under heavy load conditions. As a factory-spec replacement, this SKU guarantees exact fitment and long service life, reducing downtime for industrial equipment operators.
Symptoms of Failure
When the ZF 4642.130.122 ENGINE CONNECTION begins to wear, operators may notice several distinct failure indicators. Oil seepage at the engine-transmission mating surface is a common early sign, often caused by degraded sealing surfaces. Abnormal driveline vibration during acceleration can occur as the connection loses its precise alignment. Intermittent gear engagement difficulty may arise from misalignment affecting the input shaft position. Metallic debris in transmission fluid is another critical symptom, indicating material fatigue in the connection component. Addressing these issues promptly with the genuine 4642.130.122 part prevents cascading damage to adjacent assemblies.
Technical Specifications
| Part Number | 4642.130.122 |
| Product Name | ENGINE CONNECTION for WG150 |
| Material | High-grade cast iron with corrosion-resistant coating |
| Weight | 2.8 kg (6.2 lbs) |
| Outer Diameter | 210 mm |
| Bolt Hole Pattern | 8-hole, 180 mm PCD |
| OEM Reference | ZF 4642.130.122 |
| Compatible Series | WG 150 |
Compatibility
This ENGINE CONNECTION is primarily designed for the ZF WG 150 Series transmission, but it also fits select models in the WG 180 and WG 200 families where the bell housing interface matches. The 4642.130.122 part is commonly used in WG150-6, WG150-8, and WG180-6 configurations. For proper installation, this component must be paired with the 4642101108 TRANSMISSION HOUSING and the 4642301208 TRANSMISSION HOUSING to ensure correct alignment. The 0730365125 TYPE PLATE should be affixed after assembly for identification, while the 0631311009 GROOVED STUD secures the connection to the engine block. Always verify your transmission model’s serial number before ordering.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4642101108 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4642301208 | TRANSMISSION HOUSING | Secondary housing for auxiliary components |
| 0730365125 | TYPE PLATE | Identification plate with model and serial number |
| 0631311009 | GROOVED STUD | Fastener for engine-to-transmission connection |
| 4642301168 | SCREEN SHEET | Filter mesh for fluid debris protection |
| 4642301169 | SCREEN SHEET | Alternative filter mesh for high-flow applications |
| 0636100621 | HEXAGON SCREW | Mounting bolt for housing attachment |
| 0630361029 | SEALING CAP | Protective cover for unused ports |
| 4642306254 | ADAPTER | Interface piece for non-standard engine connections |
| 0634303340 | O-RING | Seal for fluid-tight joint between components |
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