Overview
The ZF 0730.006.260 SPACER RING is a precision-engineered OEM genuine component designed for the WG200, WG92, and WG98 series transmissions. This critical shim sits between the TRANSMISSION HOUSING and the planetary gear set, ensuring correct axial clearance and load distribution during operation. Manufactured to ZF’s exacting tolerances, the SKU 0730.006.260 maintains proper gear mesh alignment and prevents metal-on-metal contact within the rotating assembly. Without this spacer ring, the entire drivetrain’s longevity is compromised, making it a vital component during any rebuild or overhaul of WG-series units.
Symptoms of Failure
- Oil leaks around the transmission housing interface: A worn or collapsed spacer ring allows the HOUSING seal to lose compression, leading to external fluid seepage.
- Gear slipping under load: Insufficient axial preload from a degraded spacer ring causes planetary gears to shift, resulting in intermittent power loss during acceleration.
- Abnormal whining or grinding noises: Metal fatigue in the 0730.006.260 creates uneven spacing, producing audible chatter from the gear train.
- Premature bearing wear: When the spacer ring fails, the PERIPHERALS assembly experiences excessive end-play, accelerating bearing degradation.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 0730.006.260 |
| Material | Hardened Alloy Steel (C45E) |
| Outer Diameter | 180 mm |
| Inner Diameter | 150 mm |
| Thickness | 2.5 mm |
| Weight | 0.18 kg |
| OEM Reference | ZF 0730.006.260 |
| Surface Finish | Ground, phosphate-coated |
Compatibility
This spacer ring is engineered for the following ZF transmission models: WG180, WG200, WG90, WG92, WG94, and WG98 series. It is also used in select WG 200 Series variants with integrated RANGE SELECTOR mechanisms. Always verify the axial stack-up requirements for your specific transmission revision before installation.
Related Components
| Part Number | Name | Function |
|---|---|---|
| 4660198001 | PERIPHERALS | Supports clutch and valve body interfaces |
| 0501209818 | RANGE SELECTOR | Controls gear range engagement |
| 4660101011 | TRANSMISSION HOUSING | Main structural casing for gear sets |
| 4660301018 | HOUSING | Secondary housing for auxiliary components |
| 0631306174 | CYLINDRICAL PIN | Alignment dowel for housing assembly |
| 0769123894 | TYPE PLATE | Identification tag for transmission model |
| 4660221012 | SUCTION TUBE | Oil pickup channel from pan to pump |
| 0634100317 | O-RING | Seals fluid passages between components |
| 0636103273 | CAP SCREW | Fastens housing sections together |
| 0750100022 | SCREW PLUG | Closes oil drain or test ports |

