Overview
The ZF 4616.199.112 LOOSE PARTS for WG65 is an OEM genuine assembly component designed to secure and stabilize internal elements within the WG 65 transmission series. This part functions as a critical retention and alignment kit, ensuring that loose hardware within the gear train does not compromise operational integrity. Identified by SKU 4616.199.112, it integrates directly with the main housing and fastening systems, working in conjunction with the 4616101065 TRANSMISSION HOUSING to maintain precise gear spacing and torque transfer. Without this assembly, vibration and misalignment can accelerate wear across the drivetrain.
Symptoms of Failure
- Oil leaks around the housing interface: When the 4616.199.112 loose parts degrade, seals fail, leading to fluid seepage near the 0636011038 HEXAGON SCREW mounting points.
- Gear slipping under load: Worn retention components allow internal shafts to shift, causing intermittent power loss during heavy-duty operation.
- Unusual metallic rattling or grinding: Loose fasteners like the 0636011118 HEXAGON SCREW or 0636016015 HEXAGON SCREW can vibrate loose, producing audible noise from the transmission casing.
- Increased transmission temperature: Misalignment from failing loose parts creates friction, elevating heat levels beyond normal operating ranges.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 4616.199.112 |
| Material | Hardened steel with corrosion-resistant coating |
| Weight | 0.85 kg (1.87 lbs) |
| Dimensions (L x W x H) | 120 mm x 45 mm x 30 mm |
| OEM Reference | ZF 4616.199.112 |
| Compatible Fasteners | 0636011038, 0636011118, 0636016015 |
Compatibility
This loose parts kit is engineered for the ZF WG 65 transmission series, but its design principles extend to several other ZF models that share the same housing architecture. Compatible transmissions include the WG180, WG200, and WG250 series, where internal retention requirements mirror the WG65 layout. For optimal fitment, always verify the housing condition using the 4616101065 TRANSMISSION HOUSING as a reference point. Additional supporting components such as the 0631306085 CYLINDRICAL PIN and 0634313118 O-RING are often replaced simultaneously to ensure a complete seal.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616101065 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 0636011038 | HEXAGON SCREW | Secures housing to transmission block |
| 0636011118 | HEXAGON SCREW | Fastens internal bearing retainers |
| 0636016015 | HEXAGON SCREW | Mounts loose parts kit to housing |
| 0631306085 | CYLINDRICAL PIN | Aligns housing and gear components |
| 0634313118 | O-RING | Seals fluid passages between sections |
| 0636304019 | SCREW PLUG | Closes inspection ports in housing |
| 0634801152 | SEALING RING | Prevents oil leakage at plug points |
| 0732611049 | FILTER INSERT | Traps debris in hydraulic circuit |
| 0634303718 | O-RING | Gasket for filter housing seal |
