Overview
The ZF 4660.103.002 OUTPUT for WG200/WG92 is a critical driveline component engineered to transfer rotational force from the transmission’s planetary gearset to the output flange. Positioned at the rear of the gearbox, this OEM genuine part ensures precise torque delivery and alignment within the WG 200 and WG 92 series. The SKU 4660.103.002 is machined from high-strength alloy steel to withstand continuous heavy-load cycles in construction and agricultural machinery. When paired with a properly sealed 4660198001: PERIPHERALS kit, this output shaft maintains optimal lubrication flow and reduces friction at the bearing interfaces.
Symptoms of Failure
- Output flange oil seepage – Worn seals on the 4660.103.002 allow transmission fluid to escape, leaving visible drips under the vehicle after shutdown.
- Driveline vibration during acceleration – A fatigued output shaft causes axial play, leading to shuddering in the WG200 or WG92 at speeds above 20 mph.
- Intermittent gear engagement delay – Misalignment from a damaged output component disrupts the 0501209818: RANGE SELECTOR response, creating hesitation between forward and reverse shifts.
- Metallic grinding noise from the rear housing – Spline wear on the output shaft produces a distinct scraping sound, often mistaken for differential failure.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 4660.103.002 |
| Material | Case-hardened alloy steel (20MnCr5 equivalent) |
| Overall Length | 312 mm |
| Output Spline Diameter | 48 mm (24-tooth involute) |
| Weight | 4.7 kg |
| OEM Reference | ZF 4660.103.002 |
| Surface Treatment | Phosphate coating for corrosion resistance |
Compatibility
This output shaft is designed for ZF WG180, WG200, and WG92 series transmissions commonly found in telescopic handlers, wheel loaders, and rough-terrain forklifts. It directly replaces the original component in WG200 and WG92 gearboxes with output flange configurations using a 48mm spline. For proper installation, ensure the 4660101011: TRANSMISSION HOUSING is free of cracks and the 4660301018: HOUSING mating surface is clean to prevent misalignment. The 4660.103.002 is not backward-compatible with older WG150 series without adapter modifications.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4660198001 | PERIPHERALS | Seal and gasket kit for output shaft assembly |
| 0501209818 | RANGE SELECTOR | Hydraulic valve controlling gear range engagement |
| 4660101011 | TRANSMISSION HOUSING | Main casing supporting output shaft bearings |
| 4660301018 | HOUSING | Rear cover housing for output flange |
| 0631306174 | CYLINDRICAL PIN | Alignment dowel for housing positioning |
| 0769123894 | TYPE PLATE | Identification tag for transmission model |
| 4660221012 | SUCTION TUBE | Oil pickup tube for lubrication circuit |
| 0634100317 | O-RING | Seal between output shaft and housing |
| 0636103273 | CAP SCREW | Fastener for output flange retention |
| 0750100022 | SCREW PLUG | Drain or fill port plug for housing |
