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John Deere 4840, how easy/medium or hard to work on?

2.2K views 6 replies 5 participants last post by  DRobinson  
#1 ·
Im sure if your a master mechanic, a lot of things are easy to work on, or easier. And if your a newbie everythings hard until you get the hang of it. But my question is as far as a John Deere 4840 goes would you consider it a easy or hard tractor to work on compared to other tractors. Ive heard newer tractors are harder because of computer/electric stuff. Where is the older stuff is more simple... Usually. The 4840 certainly isnt the newest tractor being from the late 70s early 80s Iron Horse Series, but it isnt a 4020 either. Just wondering for those who have worked on them, do you find yourself throwimg the wrench saying why did they make it like this or saying I wish they still made em like this, lol?
 
#2 ·
Does it have a Cab??

Tx Jim or others can tell you more.

Thats a Big Boy......with luck its all good.
 
#4 ·
Might as well tell us what Transmission and anything else you know about it.

Jim can fill in the blanks with all the details.
There are several here that know the bigger machines from the good old days.
 
#5 ·
Only trans offered on 4840 was a 8 speed Powershift & 1000 rpm only pto shaft. 4840 has 7.6L engine(180 pto hp) which is same size as my JD 4255(120 pto hp). Other than it's increased size 4840(14,900-18000#s) shouldn't be any more difficult to repair than it's smaller, older models. It has no computer to fail & stop tractor from being operational.

There were no 4840's sold at the JD dealership where I was employed.
 
#6 ·
I loved the 5020's, 6030's and 4840's as they just wreaked of testosterone! But without a sick amount of ballast, they are not near as efficient as their 4wd counterparts for ground engaging equipment.
Pretty straight forward old school technology.