Overview
The ZF 0730.108.462 SHIM is a precision-engineered spacer component designed to establish exact axial clearances within heavy-duty ZF transmissions used in construction machinery. This OEM genuine part sits between the differential housing and bearing races, ensuring that gear mesh patterns remain within factory tolerances. The SKU 0730.108.462 is critical for maintaining proper preload on rotating assemblies, directly influencing torque transfer efficiency and component longevity. When installed alongside a 5838109012: DIFFERENTIAL, this shim prevents metal-to-metal contact that would otherwise accelerate wear.
Symptoms of Failure
- Excessive drivetrain backlash — When the 0730.108.462 shim compresses or fractures, you will notice a delayed engagement when shifting between forward and reverse, often described as “clunking” during direction changes.
- Abnormal gear whine under load — A high-pitched noise from the transmission center section indicates incorrect pinion depth, which this shim controls. This symptom worsens during excavation or grading operations.
- Premature bearing failure — Worn shims cause the 0750117075: TAPER ROLLER BEARING to operate outside its designed preload range, leading to spalling and eventual seizure of rotating components.
- Oil contamination from metallic debris — As the shim deteriorates, microscopic steel particles circulate through the hydraulic system, clogging filters and scoring valve bodies.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.108.462 |
| Material | Case-hardened steel (DIN 1.7131) |
| Thickness | 2.50 mm ±0.02 mm |
| Outer Diameter | 68.0 mm |
| Inner Diameter | 42.0 mm |
| Weight | 0.035 kg |
| OEM Reference | ZF 0730.108.462 |
| Hardness | HRC 58-62 |
Compatibility
This shim is engineered for ZF powershift transmissions commonly deployed in wheel loaders, dozers, and graders. It is a direct fit for the WG180, WG200, and WG210 series. The 0730.108.462 also appears in the differential carrier assemblies of the 4WG-200 and 5WG-200 models. When rebuilding a differential, always pair this shim with a new 2093209023: DIFFERENTIAL and inspect the 5838300626: DIFFERENTIAL HOUSING for cracks or wear at the shim seat.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 5838109012 | DIFFERENTIAL | Distributes torque to axle shafts |
| 0750117075 | TAPER ROLLER BEARING | Supports differential carrier rotation |
| 2093209023 | DIFFERENTIAL | Secondary differential for planetary axles |
| 5838300626 | DIFFERENTIAL HOUSING | Encloses gear set and shim pack |
| 0631329088 | SPRING PIN | Secures shim alignment during assembly |
| 5838300811 | THRUST WASHER | Reduces axial friction on side gears |
| 5838300721 | AXLE BEVEL GEAR | Transfers power to wheel hubs |
| 5838300633 | AXLE | Drives final reduction planetary set |
| 5838300753 | THRUST WASHER | Controls end-play in differential spider |
| 5838300818 | THRUST WASHER | Provides bearing surface for pinion gears |
Frequently Asked Questions
Q: Can I reuse the 0730.108.462 shim during a rebuild?
A: No. This shim is a single-use crush-type component. Reusing it will not restore proper preload, leading to rapid bearing failure. Always install a new OEM shim with every differential overhaul.
Q: How do I measure the correct shim thickness for my ZF transmission?
A: Use a depth micrometer to measure the distance between the bearing cup seat and the differential housing face. Subtract the bearing width from this measurement; the remainder indicates the required shim thickness. For WG200 models, the target preload is 0.10-0.15 mm.
Q: Will this shim fit a ZF 4WG-310 transmission?
A: No. The 0730.108.462 is designed for WG180 through WG210 series only. The 4WG-310 uses a larger 3.00 mm shim (part number 0730.108.475). Verify your transmission model plate before ordering.
📞 Need this part? Contact our ZF specialists:
Email: info@partszf.com |
Phone: +86 158 2286 3467 |
Request a Quote →
