Overview
The ZF 4616.199.113 LOOSE PARTS for WG65 is a critical OEM genuine component designed to maintain the structural integrity and operational precision of your ZF WG 65 Series transmission. This loose parts kit includes essential fasteners, seals, and positioning elements that secure internal assemblies within the transmission housing. Specifically, it interfaces directly with the main casing and auxiliary housings to prevent component migration under high torque loads. The SKU 4616.199.113 is factory-matched to ensure exact fitment, reducing the risk of misalignment during rebuilds or repairs. When installed alongside the 4616101066: TRANSMISSION HOUSING, this kit guarantees that all loose components remain captive and correctly torqued, even under extreme operating conditions.
Symptoms of Failure
- Oil leaks at housing joints: Worn or missing loose parts from the 4616.199.113 kit can cause gasket surface separation, leading to visible fluid seepage around the 4616301307: HOUSING interface.
- Gear slipping under load: If retaining hardware fails, internal shafts may shift, causing intermittent power loss or delayed engagement in WG65 transmissions.
- Unusual vibration or noise: Loose fasteners allow the 4616301309: HOUSING to resonate against the main case, producing a distinct rattle during acceleration.
- Hard shifting between gears: Degraded positioning elements can misalign shift forks, resulting in stubborn or grinding gear changes.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 4616.199.113 |
| Material | Hardened steel / Nitrile rubber (seals) |
| Weight | 0.85 kg (1.87 lbs) |
| Dimensions (L x W x H) | 120 mm x 80 mm x 45 mm |
| OEM Reference | ZF 4616.199.113 (Genuine) |
| Torque Specification | 45 Nm ± 5 Nm (fasteners) |
Compatibility
This loose parts kit is specifically engineered for the ZF WG 65 Series transmission family. It is also compatible with select models in the WG180 and WG200 series where the housing geometry matches. The kit works in conjunction with the 0636011118: HEXAGON SCREW to secure the assembly. Always verify your transmission serial number against the OEM parts catalog before installation. For WG65 rebuilds, this kit is mandatory when replacing the main housing or auxiliary covers.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616101066 | TRANSMISSION HOUSING | Main casing that encloses gear sets |
| 0636011118 | HEXAGON SCREW | Secures housing to bell housing |
| 4616301307 | HOUSING | Auxiliary cover for valve body |
| 4616301309 | HOUSING | Rear housing for output shaft |
| 0636011038 | HEXAGON SCREW | Fastener for side cover |
| 0636016015 | HEXAGON SCREW | High-torque bolt for main case |
| 0631306085 | CYLINDRICAL PIN | Alignment dowel for housing |
| 0634313118 | O-RING | Seals hydraulic passages |
| 0636304019 | SCREW PLUG | Closes inspection ports |
| 0634801152 | SEALING RING | Prevents oil weep at drain plug |
