Oil Cooler For John Deere Excavator 490E Hitachi Excavator 4285627. Part Name: Oil Cooler. For John Deere 490E Excavator. Hitachi Excavator EX100-2 EX120-2 EX100-3 EX120-3. Note: It’s just Replacement Part, but have the same function. UPS Surepost usually takes 1-6 workdays. UPS GROUND usually takes 1-5 workdays. All these transport timeliness Don’t apply to remote districts. Please make sure it is correct. We will do our best to offer you satisfied resolutions. Please keep patient because you and us may have time difference, any issue will be solved via friendly communcation.