Genuine Nissan Viscous Hub
Suit Nissan Patrol GQ TB42 (Not All) and ALL GU TB45 models
There are 2 different measurements for the TB42 Viscous Hub, the difference is where the hub bolts to the fan blades, these blades measure 101mm from one hole to the next.
These are new Genuine Nissan parts in Boxes.
Genuine Viscous Hubs are much more reliable than cheaper aftermarket imitations
the Viscous hub Is an oil filled Viscous Joint that connects the Fan to the Water pump.
If your car appears to be getting hot, and you can't hear the fan 'howling' then you may have a faulty viscous hub.