Kubota hydraulic fluid

/ Kubota hydraulic fluid #1  

Slong1958

Member
Joined
Jul 22, 2014
Messages
44
Location
Arlington Tn
Tractor
2013 Kubota L4400
I’ve got a 2016 kubota L4400 that needs the hydraulic fluid changed and was wondering what fluid to use.
Thanks
 
/ Kubota hydraulic fluid #8  
My local Kubota Dealer matches Messick's prices. Nothing too good for my littler orange Kioti.
 
/ Kubota hydraulic fluid #9  
I use the OEM UDT2 oil in my Kubotas. Yes, it's expensive but how often do you change the hyd. oil? There are cheaper products out there that may work just fine but IMO, why chance it.
In the long run you'll be glad that you took BDHSF26's advice. It IS a bit more costly, but repairs are costlier still. Doing your own fluid and filter changes is where you save the money overall.
 
/ Kubota hydraulic fluid #10  
I’ve got a 2016 kubota L4400 that needs the hydraulic fluid changed and was wondering what fluid to use.
Thanks
I have found Everything Kubota makes or Sells is over-engineered and will hold up better and longer than the competition < you pay for it but in the long run it is worth the Price. My original MX5100 battery lasted 12 years ...it's replacement is 6 years old now.
 
/ Kubota hydraulic fluid #13  
Lets see; its about $325.00 for the 11 gallons of oil needed for a B4400 hydro change every 400 hours. 325/400 is about $.82 per hour. Seems cheap to me. Especially since I only put about100 hours a year on my L4060.
 
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/ Kubota hydraulic fluid #14  
One of the departments at work sold their Kubota SxS so they gave me 5 gallons of sealed Super UDT and a couple of gallons of oil. I also got several filters which surprisingly fit my D1703 engine.
 
/ Kubota hydraulic fluid #16  
Like others have pointed out. Using SUDT is probably the smartest move. With the high cost of both tractor and repairs, why invite trouble. Well worth the price of SUDT basically as the cost of 'insurance' over the life of the tractor/equipment.
 
/ Kubota hydraulic fluid #17  
For what its worth, In my BX 2360, SUDT has less transmission noise than UDT.
I found the same thing in our M59 - SUDT was quieter than UDT.

My Kubota dealer told me he used New Holland's Ambra GL 134 trans/hydraulic fluid on routine service jobs to quiet loud hydrostats. To my ear the Ambra seems about as quiet as SUDT. For what it's worth, the Ambra is also way less expensive than SUDT. I did go back to SUDT the last oil change.

I've no idea what a quieter fluid means to the tractor - or if it means anything at all.
 
/ Kubota hydraulic fluid #18  
For what its worth, In my BX 2360, SUDT has less transmission noise than UDT.
Interesting. Thanks for posting this. My L6060 is due for a transmission oil change and I was going to switch from SUDT to UDT, thinking it would quiet the hydrostat a bit.
 
/ Kubota hydraulic fluid #19  
In other threads, I compared using other high quality brands of oil in my hydro Kubota and in one case, dumped the oil after a few hours and went back to SUDT2. My Kubota with a hydro made less noise, engaged quicker and was more "perky".

I suppose in a gear drive transmission another high quality oil would be OK but the cost would be similar so I just use SUDT2. I don't have a hydro Kubota any longer but if I did, I would only use SUDT2 and a Kubota filter even if the other oil was free.
 
/ Kubota hydraulic fluid #20  
Interesting. Thanks for posting this. My L6060 is due for a transmission oil change and I was going to switch from SUDT to UDT, thinking it would quiet the hydrostat a bit.
I think we have the same HST+ transmission. The M59 was our first HST tractor, and came new from Kubota with UDT. I was concerned about the hydraulic whine under high loads, so at the 50 hr service the dealer put in New Holland's Ambra GL 134. He said he did that routinely to all his customer's machines.

The Ambra - which is Shell's trans/hydraulic fluid - did seem to be quieter - although by then I had also learned to set & use the HST+ tranny properly, so that made some of the difference.

At 600 hrs I switched to SUDT and didn't notice any change at all. Running SUDT now, and the 20 year old tranny is quiet and works perfectly. Very nice transmission and hydraulics on this tractor. HST+ is a peach!

My feeling is there are a lot of things involved with HST & hydraulic noise and no idea how much of that is the fluid and how much is the operator.

BTW, does your HST+ on the L6060 have this type of treadle pedal?
Heel & Toe Rocker_Kubota M59 HST+.jpg


rScotty
 

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