ZF 0730.300.823 SPACER RING for WG200 | OEM Genuine Part

Genuine ZF SPACER RING (Part No. 0730.300.823). This part fits: 6 WG 200. Found in: Axle Housing. Also referenced as: 0730300823 / 0730.300.823 / 0730 300 823.

Overview

The ZF 0730.300.823 SPACER RING is a precision-engineered OEM genuine component designed specifically for the WG 200 Series transmission. This critical shim sits between the planetary gear set and the clutch housing, maintaining exact axial clearance to ensure proper gear engagement and oil flow. The SKU 0730.300.823 is machined to tight tolerances to prevent metal-on-metal contact within the rotating assembly. When installed alongside the 4460165051 CONSOLE and 4460368311 CONSOLE, this spacer ring guarantees the correct stack height for the entire WG200 drivetrain.

Symptoms of Failure

  • Transmission oil leaks at the bell housing – A worn spacer ring allows lateral movement, breaking the seal between the pump housing and the main case.
  • Gear slipping under load – When the spacer ring loses thickness, clutch pack clearance increases, causing delayed engagement and power loss.
  • Metallic grinding noise during shifting – Excessive axial play from a collapsed spacer ring leads to gear teeth interference, especially in 2nd and 3rd gears.
  • Erratic shift timing – A deformed spacer ring alters hydraulic pressure balance, producing harsh or delayed shifts in the WG200 series.

Technical Specifications

Specification Value
Part Number 0730.300.823
Outer Diameter 142.0 mm
Inner Diameter 118.5 mm
Thickness 2.50 mm
Material Case-hardened steel (DIN 1.7131)
Weight 0.085 kg
OEM Reference ZF 0730.300.823
Surface Finish Ground, Ra ≤ 0.8 µm

Compatibility

This ZF 0730.300.823 SPACER RING is engineered for the WG 200 Series transmissions, including models WG180, WG200, and WG210. It is also compatible with select ZF off-highway transmissions using the same planetary carrier design. Always verify the stack height when replacing this part; pairing it with a new 0636011429 HEXAGON SCREW and 0730100365 WASHER ensures proper torque retention. For complete rebuilds, the 4644105418 DISCONNECTION and 4644305041 ADAPTER are frequently ordered together with this spacer ring.

Related Components

Part Number Name Function
4460165051 CONSOLE Supports the valve body assembly
4460368311 CONSOLE Rear mounting bracket for control module
0636011429 HEXAGON SCREW M10 x 30 mm bolt for spacer ring retention
0730100365 WASHER Hardened flat washer for load distribution
4644105418 DISCONNECTION Clutch disconnect valve assembly
4644305041 ADAPTER Pump-to-case adapter plate
4460068159 AXLE DRIVE Output shaft drive gear
4460168651 INPUT FLANGE Engine-to-transmission coupling flange
4460368318 FLANGE Output flange for driveline connection
4460368317 DUST PROTECTION Dust shield for input shaft seal
Transmission Fitment

ZF 6 WG 200

Section

Axle Housing

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