Overview
The ZF 4651.130.022 ENGINE CONNECTION is a critical OEM genuine interface component designed specifically for the WG 100 Series transmission family. This part serves as the primary mechanical link between the engine flywheel housing and the transmission bell housing, ensuring precise alignment and torque transfer during operation. As an original equipment manufacturer (OEM) component, SKU 4651.130.022 guarantees exact fitment and durability under high-stress industrial conditions. It integrates seamlessly with the 4651101006: TRANSMISSION HOUSING and the 4651301034: HOUSING to form a sealed, vibration-resistant assembly that withstands extreme thermal cycles and mechanical loads.
Symptoms of Failure
When the ZF 4651.130.022 ENGINE CONNECTION begins to wear, operators may notice distinct performance issues. Oil seepage at the engine-to-transmission joint is a common early indicator, often accompanied by abnormal gear engagement noise during startup. As degradation progresses, intermittent gear slipping under heavy load can occur due to misalignment, and visible metal debris in transmission fluid may signal advanced wear. These symptoms directly impact drivetrain reliability and should prompt immediate inspection of the connection assembly.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 4651.130.022 |
| Material | High-grade cast iron with corrosion-resistant coating |
| Overall Diameter | 210 mm (8.27 in) |
| Overall Length | 85 mm (3.35 in) |
| Bolt Hole Pattern | 6-hole, 180 mm PCD |
| Weight | 2.4 kg (5.3 lbs) |
| OEM Reference | ZF 4651.130.022 |
| Operating Temperature Range | -40°C to +150°C |
Compatibility
This ENGINE CONNECTION is engineered for the ZF WG 100 Series, but its design also supports select models within the WG180 and WG200 families where similar engine interface dimensions are used. It is directly compatible with the 4651301013: HOUSING and the 0634303928: O-RING for sealing integrity. For optimal performance, always pair this part with genuine ZF gaskets and seals to prevent contamination and maintain hydraulic pressure within the transmission system.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4651101006 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 4651301034 | HOUSING | Secondary housing for valve body integration |
| 0634303928 | O-RING | Seals fluid passages between housings |
| 4651301013 | HOUSING | Adapter housing for engine connection |
| 4651301015 | SCREEN SHEET | Filters debris from hydraulic fluid |
| 4651301035 | SCREEN SHEET | Secondary filtration element |
| 0630361028 | SEALING CAP | Closes unused ports against contamination |
| 4475280060 | SCREW PLUG | Secures fluid channels with threaded closure |
| 0634303312 | O-RING | Provides seal for screw plug interface |
| 0630361063 | SEALING CAP | Protects sensor ports from moisture ingress |
