Overview
The ZF 4616.199.172 LOOSE PARTS for WG65 represents a critical OEM genuine component designed to maintain the structural integrity and operational precision of your ZF WG series transmission. This loose parts kit, identified by SKU 4616.199.172, includes essential fasteners and spacers that secure internal assemblies within the transmission housing. Positioned directly within the main gear train area, this kit ensures that the 4616101106: TRANSMISSION HOUSING remains properly sealed and aligned during high-torque operations. Without these specific loose parts, the transmission risks misalignment of planetary gears and clutch packs, leading to premature wear.
Symptoms of Failure
When the ZF 4616.199.172 LOOSE PARTS begin to degrade or are missing, operators often notice distinct failure indicators. Oil leaks around the transmission housing are common, as compromised fasteners allow fluid to escape past seals. Gear slipping under load occurs when internal components lose their clamping force, reducing torque transfer efficiency. Unusual metallic rattling or vibration from the transmission bell housing signals that loose parts are no longer securing the assembly. Difficulty engaging gears or delayed shifting can also arise, particularly in WG65 models operating under heavy-duty cycles.
Technical Specifications
| Specification | Detail |
|---|---|
| Part Number | 4616.199.172 |
| Material | Hardened alloy steel with zinc plating |
| Weight | 0.45 kg (approx.) |
| Dimensions | 120 mm x 80 mm x 30 mm (kit) |
| OEM Reference | ZF 4616.199.172 |
| Thread Size | M10 x 1.5 (primary fasteners) |
| Torque Spec | 45 Nm (dry, as per ZF manual) |
Compatibility
This ZF 4616.199.172 LOOSE PARTS kit is engineered primarily for the WG 65 Series transmissions, including models such as WG65, WG120, WG180, and WG200. It also fits select variants of the WG 80 Series and WG 150 Series where the housing and fastener pattern match. For proper installation, always pair this kit with the 0636011038: HEXAGON SCREW, the 0636011118: HEXAGON SCREW, and the 0636016015: HEXAGON SCREW to ensure correct clamping force distribution. Verify your transmission model number before ordering to avoid compatibility issues.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4616101106 | TRANSMISSION HOUSING | Main structural casing for gear assembly |
| 0636011038 | HEXAGON SCREW | Secures housing to bell housing |
| 0636011118 | HEXAGON SCREW | Fastens internal clutch pack supports |
| 0636016015 | HEXAGON SCREW | Mounts oil pump assembly |
| 0631306085 | CYLINDRICAL PIN | Aligns housing halves during assembly |
| 0634313118 | O-RING | Seals oil passages between sections |
| 0636304019 | SCREW PLUG | Closes inspection ports |
| 0634801152 | SEALING RING | Prevents fluid leaks at joints |
| 0732611049 | FILTER INSERT | Traps debris in hydraulic circuit |
| 0634303718 | O-RING | Seals filter housing cover |
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