Kubota “M4000 Series” Tractor Water Pump Assembly – 1560273030. This listing is for replacement water pump assembly which is applicable for use with Kubota “M4000 Series” tractor models only. If you are unsure whether this is the correct item for your machine, please supply us with your details and we will attempt to confirm correct fitment for you. This item is supplied with it’s original packaging which may be shop soiled from storage but the item itself is offered in as-new condition having not been fitted before.