Overview
The ZF 2074.348.037 CONNECTING PART is a critical mechanical link within the WG 200 series transmission assembly. This genuine OEM component serves as the intermediary interface between the shift mechanism and the internal valve body, ensuring precise actuation during gear changes. Specifically designed for the WG200 platform, the SKU 2074.348.037 transmits linear motion from the external shift lever to the internal hydraulic control system. Without this connecting part, the transmission cannot properly engage or disengage gears, making it essential for maintaining driveline integrity. It works in concert with the 4644101165: TRANSMISSION HOUSING and the 4644301304: HOUSING to create a sealed, robust shift pathway.
Symptoms of Failure
When the ZF 2074.348.037 connecting part wears out, operators typically notice three distinct failure modes. First, delayed or erratic gear engagement occurs as the worn part fails to transmit full shift travel to the valve body. Second, transmission fluid seepage at the shift shaft seal develops because the connecting part’s mounting surface becomes misaligned, compromising the seal against the 0730365067: TYPE PLATE. Third, intermittent loss of reverse gear is common, as the connecting part’s pivot point fatigues and cannot maintain consistent pressure. A fourth symptom is audible clunking during gear changes, indicating excessive play in the linkage. These issues progressively worsen if the 0631311009: GROOVED STUD securing the part is also compromised.
Technical Specifications
| Parameter | Specification |
|---|---|
| Part Number | 2074.348.037 |
| Material | Forged steel with zinc-nickel plating |
| Overall Length | 142 mm |
| Width at Mounting Flange | 38 mm |
| Weight | 0.42 kg |
| OEM Reference | ZF 2074.348.037 |
| Bolt Hole Diameter | 10.2 mm |
| Operating Temperature Range | -40°C to +120°C |
Compatibility
This connecting part is engineered primarily for the ZF WG200 series transmissions, including the WG200, WG210, and WG220 variants. It also fits select WG180 models produced after 2008, provided the shift housing configuration matches. The part is not compatible with WG150 or WG250 series without adapter modifications. For proper installation, ensure the 4644106300: SHIFT SYSTEM and 4644306500: COVER PLATE are in good condition. Always verify the 4644159300: SHIFT SYSTEM alignment before final torque application.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4644101165 | TRANSMISSION HOUSING | Main structural casing for gear train |
| 4644301304 | HOUSING | Secondary housing for shift mechanism |
| 0730365067 | TYPE PLATE | Identification and alignment plate |
| 0631311009 | GROOVED STUD | Secures connecting part to shift shaft |
| 4644106300 | SHIFT SYSTEM | Complete shift actuator assembly |
| 4644306500 | COVER PLATE | Seals shift housing opening |
| 4644159300 | SHIFT SYSTEM | Alternate shift actuator variant |
| 4644306560 | VALVE BLOCK | Hydraulic control valve manifold |
| 4644306408 | WASHER | Load distribution washer for fasteners |
| 4644107015 | SPEEDOMETER | Output speed sensor drive |
