Overview
The ZF 0730.060.848 INTERMEDIATE RING is a precision-engineered spacer component designed for the WG 65 series of heavy-duty transmissions. This OEM genuine part sits between the planetary gear set and the output shaft assembly, ensuring correct axial clearance and load distribution during high-torque operation. The SKU 0730.060.848 is critical for maintaining the structural integrity of the gear train, preventing metal-on-metal contact that can lead to premature wear. When installed alongside the 4616105402 OUTPUT and the 4005303005 OUTPUT FLANGE, this intermediate ring guarantees proper alignment of rotating components within the 4616101119 TRANSMISSION HOUSING.
Symptoms of Failure
- Oil leaks near the output flange: A worn intermediate ring allows transmission fluid to bypass the seal, causing visible drips under the vehicle. This is often misdiagnosed as a seal failure.
- Gear slipping under load: When the ring loses its dimensional tolerance, axial play increases, leading to intermittent gear disengagement during acceleration or hill climbing.
- Metallic grinding noise from the transmission housing: Excessive clearance causes the intermediate ring to contact the 0636011038 HEXAGON SCREW fasteners, producing a distinct grinding sound at low RPM.
- Vibration in the driveline: A deformed ring creates imbalance in the output assembly, resulting in noticeable shuddering at highway speeds.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.060.848 |
| Material | Case-hardened steel (16MnCr5) |
| Outer Diameter | 148.5 mm |
| Inner Diameter | 92.0 mm |
| Thickness | 8.2 mm |
| Weight | 0.34 kg |
| OEM Reference | ZF 0730.060.848 |
| Surface Finish | Ground, Rz ≤ 6.3 µm |
Compatibility
This intermediate ring is specifically engineered for the ZF WG 65 series, including models WG65, WG80, WG100, WG120, WG150, WG180, and WG200. It is also used in certain off-highway variants of the WG 65 family. Always verify the part number against your transmission’s serial plate before installation. For complete assembly, pair this ring with the 0636011118 HEXAGON SCREW and 0636016015 HEXAGON SCREW for secure mounting.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616105402 | OUTPUT | Transfers torque from planetary gears to driveshaft |
| 4005303005 | OUTPUT FLANGE | Connects output shaft to driveline yoke |
| 4616101119 | TRANSMISSION HOUSING | Encloses gear train and supports bearings |
| 0636011038 | HEXAGON SCREW | Secures intermediate ring to housing |
| 0636011118 | HEXAGON SCREW | Fastens output flange to output shaft |
| 0636016015 | HEXAGON SCREW | Mounts transmission housing to bellhousing |
| 0631306085 | CYLINDRICAL PIN | Aligns intermediate ring during assembly |
| 0634313118 | O-RING | Seals oil passage between ring and housing |
| 0636304019 | SCREW PLUG | Closes oil drain port in housing |
| 0634801152 | SEALING RING | Prevents fluid leakage at output flange |
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