ZF 0730.109.610 SHIM | OEM Genuine Part

Overview

The ZF 0730.109.610 SHIM is a precision-engineered OEM genuine part designed to establish critical axial clearances within ZF heavy-duty transmission assemblies. This shim sits between the differential housing and bearing races, ensuring correct preload on the differential assembly. By maintaining exact tolerances, it prevents excessive end-play that can lead to gear misalignment and premature wear. The SKU 0730.109.610 is a factory-specified component for construction machinery transmissions, often used in conjunction with the 2093109029: DIFFERENTIAL and the 0750117075: TAPER ROLLER BEARING to achieve optimal load distribution.

Symptoms of Failure

When the ZF 0730.109.610 shim wears or deforms, it compromises the transmission’s internal geometry. Watch for these specific failure indicators:

• Transmission oil leaks at the differential housing seal — A worn shim allows the 2093309078: DIFF.HOUSING to shift, breaking the seal integrity.
• Gear slipping under heavy load — Incorrect shim thickness reduces bearing preload, causing the 2093209094: DIFFERENTIAL to lose mesh alignment.
• Whining or grinding noise from the differential area — Metal-to-metal contact occurs when the shim no longer maintains proper spacing between rotating components.
• Vibration during acceleration or deceleration — Uneven shim compression creates axial play that resonates through the driveline.

Technical Specifications

Specification	Value
Part Number	0730.109.610
Material	Hardened spring steel (C67S)
Thickness	1.50 mm (nominal)
Outer Diameter	72.0 mm
Inner Diameter	58.0 mm
Weight	0.018 kg
OEM Reference	ZF 0730.109.610

Compatibility

This shim is engineered for ZF powershift transmissions commonly used in construction machinery. It is a direct fit for the following ZF models:

• ZF WG180 series (all variants)
• ZF WG200 series (including WG200-2 and WG200-3)
• ZF WG120 series (early production runs)
• ZF 4WG-180 and 4WG-200 transfer cases

Always verify the shim thickness against your service manual, as multiple thickness variants exist for fine-tuning preload.

Related Components

Part Number	Name	Function
2093109029	DIFFERENTIAL	Distributes torque to axle shafts
0750117075	TAPER ROLLER BEARING	Supports differential rotation under load
2093209094	DIFFERENTIAL	Secondary differential for planetary gear sets
2093309078	DIFF.HOUSING	Encloses differential gears and bearings
0631100223	SPRING PIN	Secures shift fork to shaft
0730300820	THRUST WASHER	Reduces axial friction on planetary gears
4482360002	AXLE BEVEL GEAR	Transfers power to wheel axles
2097309085	DIFFERENTIAL AXLE	Carries differential side gears
5838300811	THRUST WASHER	Controls end-play in differential assembly
4482360001	DIFFERENTIAL BEVEL GEAR	Engages with axle bevel gear for torque split

Frequently Asked Questions

Q: Can I reuse the ZF 0730.109.610 shim during a rebuild?
A: No. Shims deform permanently under load and must be replaced with new OEM parts to maintain correct preload. Always install a fresh shim when servicing the differential.

Q: How do I know if this shim is the correct thickness for my transmission?
A: Measure the existing shim stack with a micrometer and compare to your ZF service manual specifications. The 0730.109.610 is a 1.50 mm shim; if your clearance requires a different thickness, use the appropriate ZF shim variant.

Q: Is this shim compatible with aftermarket differentials?
A: It is designed exclusively for OEM ZF differentials such as the 2093109029 and 2093209094. Using it with non-ZF components may result in improper fitment and premature failure.