Overview
This ZF 4699.199.071 LOOSE PARTS kit is a genuine OEM assembly designed to restore critical sealing and structural integrity within heavy-duty construction machinery transmissions. The kit contains the specific fasteners, seals, and small components required to secure the transmission housing assembly during rebuilds or major repairs. As a loose parts set, it is typically installed when replacing the 4699101046: HOUSING or the 4699301109: HOUSING in ZF powershift transmissions. The SKU 4699.199.071 is referenced directly on the OEM parts diagram for the clutch housing section, ensuring every bolt and spacer meets factory torque specifications.
Symptoms of Failure
- Transmission fluid seepage at housing joints: When the loose parts in this kit degrade, you may notice oil weeping from the mating surfaces between the housing and bearing cover, especially under high load in wheel loaders.
- Loose or rattling bearing cover: A worn or missing component from the 4699.199.071 set can cause the 4699301017: BEARING COVER to vibrate, producing a metallic chatter during gear shifts.
- Contamination ingress near the output shaft: Failure of the included seals leads to dirt entering the transmission, causing premature wear on gears and synchronizers in WG180 and WG200 models.
- Intermittent gear slippage under load: If the 4699301085: COVER is not properly secured by these loose parts, hydraulic pressure drops can occur, resulting in clutch pack slip.
Technical Specifications
| Specification | Value |
|---|---|
| OEM Part Number | 4699.199.071 |
| Material Composition | Steel alloy with zinc-plated fasteners; nitrile rubber seals |
| Weight (approx.) | 0.85 kg (1.87 lbs) |
| Kit Contents | Bolts, washers, O-rings, thread protective shield |
| Thread Size (primary bolt) | M10 x 1.5 – 30 mm length |
| Operating Temperature Range | -40°C to +120°C (-40°F to +248°F) |
| OEM Reference | ZF Friedrichshafen AG – genuine loose parts set |
Compatibility
This genuine ZF 4699.199.071 loose parts kit is engineered for use in the following ZF transmission models commonly found in construction machinery such as excavators, wheel loaders, and graders:
- ZF WG180 series (all variants)
- ZF WG200 series (including WG200C and WG200D)
- ZF WG120 series (limited application)
- ZF 4WG-200 and 4WG-210 powershift transmissions
Always verify your transmission serial number before ordering. This kit is not compatible with older ZF 3WG models without the updated housing design.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4699101046 | HOUSING | Main transmission housing for clutch assembly |
| 4699301109 | HOUSING | Rear housing section for output shaft support |
| 4699301017 | BEARING COVER | Seals and retains the input shaft bearing |
| 4699301085 | COVER | Access cover for valve body inspection |
| 4699301014 | THREAD PROTECTIVE SHIELD | Prevents thread damage during housing installation |
| 0634303141 | O-RING | Hydraulic seal between housing sections |
| 0734307407 | PROTECTION CAP | Dust cap for unused sensor ports |
| 0634309600 | SHAFT SEAL | Prevents oil leakage at the output shaft |
| 0637885612 | BREATHER | Equalizes internal transmission pressure |
| 0636102023 | CAP SCREW | Fastener for bearing cover retention |
