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JD 4840 good and bands
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farmermn
Posted 12/28/2012 18:55 (#2782241)
Subject: JD 4840 good and bands


SC MN
I am going to look a a 4840 John Deere. The price seems fairly cheep @ $12,000 and the guy said he was not married to that price. The pics don't look to bad. He said the motor runs strong and uses no oil. And the power shift trans works like it should. The pto does not work. Hours are unknown. And do not know the year at this point.
Are the later models better than the earlier models
What else should a person look at for wear?
I would assume that it has high hours, I am thinking a fixer upper as I am not afraid of doing the repair work my self. Am I wasting my time?

The guy has owned it for 13 years and bought it with the pto not working. He is a small farmer and does not put many hour a year on it.
Thanks
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farmermn
Posted 12/28/2012 18:57 (#2782246 - in reply to #2782241)
Subject: RE: JD 4840 good and bads


SC MN
Spelling error
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blane
Posted 12/28/2012 19:02 (#2782258 - in reply to #2782246)
Subject: Re: JD 4840 good and bands



northwest Indiana
I had one for a while, it was reliable, cheap power. I guess it all depends on its history, but at that price, maybe it is worth taking a chance. I know the powershift is considered pretty reliable, but if it goes, ouch. Then it becomes an expensive tractor.
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Virginia Veg.
Posted 12/28/2012 19:13 (#2782274 - in reply to #2782258)
Subject: Re: JD 4840 good and bands



Eastern VA. No such thing as too many Magnums.
If it has high hours, that seems expensive. They are cheap down here. I sold one that had been rebuilt from the radiator to the PTO and didn't get that much. They are OK tractors. Good luggers, but a little short on traction for the power. You'll wish it had a gear between 5th and 6th. There were thousands of them in the Virginia-Carolina region, and every one I ever knew of needed significant transmission work, but they would go a long time before needing those repairs. They were better than their competitors of that era. We got 14,000 hrs out of ours. Kind of odd that the PTO is out. I would rather have a high hour 7140 MFD magnum for twice the money.
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4450
Posted 12/28/2012 19:23 (#2782308 - in reply to #2782274)
Subject: Re: JD 4840 good and bands


Nc Ks.
Sounds a little cheap for what they bring around here. But with the pto not working, might not be so cheap. I'm no mechanic, but that could be something that cost some bucks. And could mean other problems. Mine had big weights inside the rear wheels plus the cast dual wheels on 20.8 rubber. Traction usually wasn't an issue and I'm sure it had more power than the 180 it was advertised as. Blane was right about the gears. I needed one between 3rd. and 4th. and one between 4th. and 5th.
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Cattle Feeder
Posted 12/28/2012 19:24 (#2782316 - in reply to #2782241)
Subject: Re: JD 4840 good and bands


Dad has one, I have run it before its ok rides nice. But it has not been trouble free. The pto is a big deal to fix. So like my buddy Bob always tells me "Its way better to pay too much then not pay enough".
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burdette
Posted 12/28/2012 19:31 (#2782344 - in reply to #2782274)
Subject: Re: JD 4840 good and bands


MD
Where are you finding any hour MFD 7140's for $24,000?




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earp
Posted 12/28/2012 19:33 (#2782351 - in reply to #2782241)
Subject: Re: JD 4840 good and bands



Manila, Ar
i seen a really nice low houred one sell here last month for 17250.........FWIW
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Virginia Veg.
Posted 12/28/2012 19:34 (#2782352 - in reply to #2782344)
Subject: Re: JD 4840 good and bands



Eastern VA. No such thing as too many Magnums.
North Carolina, Arkasas, Missouri, Texas, Louisiana, Florida, California, Washington, Idaho, and several other states.
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2hcattle
Posted 12/28/2012 19:36 (#2782361 - in reply to #2782316)
Subject: Re: JD 4840 good and bands


Southwest OK
Solid old tractors. Would agree with others that the transmission needs more gears, and it is hard to get all of its power to the ground. Dad bought one new in 79, traded it off in 92 for an 876. It had 11,000 hrs. then. Electrolysis got one motor at around 6500 hours. No other major issues I know of. It is possible that the pto is not an expensive fix. I had a 4850 that the pto didn't work in. Had a local mechanic fix it, was only a sticky valve. Been a long time ago but I do remember thinking it was a cheap repair bill.
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burdette
Posted 12/28/2012 19:43 (#2782379 - in reply to #2782352)
Subject: Re: JD 4840 good and bands


MD
Hmmm. http://www.tractorhouse.com/list/list.aspx?ETID=1&catid=1108&Manu=C...

Not so much on the web.



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GoodOldDeeres
Posted 12/28/2012 19:48 (#2782396 - in reply to #2782274)
Subject: Re: JD 4840 good and bands


York, Ontario
We have two 4840's. Good cheap reliable horsepower. However if you plan to use it quite a bit then buying one without knowing the hours etc. is a big risk. One of the 4840's we bought had over 10,000 hrs on it and it starting having transmission issues shortly after buying it. It cost us $30,000 in repairs even though very few gears were replaced...mostly discs in the power shift clutch packs and brake discs...they had the surface let go... presumably because there had been water in the transmission. So in the end the cheapest tractor can become the most expensive tractor. We love our 4840's but my advice is buy one around the 6000 - 7000 hr range, coming from a good home.
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Detroit
Posted 12/28/2012 20:17 (#2782448 - in reply to #2782351)
Subject: Re: JD 4840 good and bands


Crawfordsville, Arkansas
earp - 12/28/2012 18:33

i seen a really nice low houred one sell here last month for 17250.........FWIW


Hendrix sale?
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J. Sheehan
Posted 12/28/2012 20:24 (#2782469 - in reply to #2782241)
Subject: RE: JD 4840 good and bands


Sunnyside, WA
Bought a 4840 8 years ago or so with 8200 hours on it. Engine went at a little over 10,000 hours, so put a JD complete long block in it for $16,000. 400 hours later the transmission went out, so rebuilt the transmission for $22,000. Been into the pto clutch twice, parking paul, radiator, injector pump, brakes, AC, door, partial transmission again, starters (many!), alternator, etc. Has somewhere over 16,000 hours now. Wish I would have spent the money on an 8100. I have a lot of money into this 4840 and will just run it until it dies now. Always the last one chosen to drive and no one really likes the tractor.

Edited by J. Sheehan 12/28/2012 20:26
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Virginia Veg.
Posted 12/28/2012 20:34 (#2782496 - in reply to #2782379)
Subject: Got to call them!



Eastern VA. No such thing as too many Magnums.
I know of one dealer in AR with Three 7140 MFWDs. But I got to admit, they weren't $24,000, they were 25,000. One in North Carolina is $25,500. These were not the advertised prices, they were the prices he gave me when I called in. I'd say you can remove about 15% off any advertised price. A good many of them I found out about when calling about nicer, more expensive tractors. I called one guy about a 7240, and found out he had a few 7140s that weren't even listed. Dealers spend their ad money on high dollar items. Auction prices are even cheaper than TractorHouse and Fastline. Real deals aren't advertised. Admittedly, they aren't going to be in the Christmas parade, but I'd still rather have one of them than a 4840 for half, or close to half. And you won't find a cheap one in the upper midwest....
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FFJR
Posted 12/28/2012 21:11 (#2782606 - in reply to #2782241)
Subject: RE: JD 4840 good and bands



nc IA
Well, I have one, was my first tractor 5 years ago and still have it now. Got just shy of 10K hours on it right now. Lower bearings were done before I got it around that 7K area. Since I've had it I've replaced the valves in the head when the head started leaking water and put new injectors in at that point. Otherwise - been minor stuff. king pins on the front axle, wheel bearings on the front, hyd leak on the pump and some lines... thats about it. Yes, splitting 4-5 and 5-6 would be perfect - but works good for me. I gave alot more for mine, but knew the history alot more as well back when I got it.

Edit - I have no fluid, and 4 x 440# rear wheel weights in the back, and run 12-18 on the front depending on the implament. The 3pt bracket I added this fall and makes a big diffrence pulling the ripper.

Edited by FFJR 12/28/2012 21:18




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NMO Redpower
Posted 12/28/2012 22:40 (#2782822 - in reply to #2782344)
Subject: Re: JD 4840 good and bands



MO
I've got a 7140 for sale that isn't too far away from 24....dealer prices are crazy. 7140's for 30 all day long, and 4840's for 15 all day long, how many you want?
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4450
Posted 12/29/2012 05:53 (#2783018 - in reply to #2782606)
Subject: Re: JD 4840 good and bands


Nc Ks.
On the traction issue, I see some advertised with 18.4x42. Mine had 20.8x38. Never gave the tire size much thought but a local guy switched his 4640 from 20.8x38 to 18.4x42 so he could use it in row crop also. Told me he was surprised how much less traction he had after the switch when he did heavy tillage work. For what it's worth.
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Phatfarmer
Posted 12/29/2012 08:15 (#2783196 - in reply to #2782241)
Subject: Re: JD 4840 good and bands



SEMO
We still have one. My dad's favorite tractor. It rides good, pulls great for its size, and it doesn't have "too many buttons"! I think they are good older tractors, just don't overload it because you can. Many around here were dirt scoop tractors and they've been rode hard. They turned the screw up and let her rip.
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Sodbustr
Posted 12/29/2012 08:31 (#2783226 - in reply to #2782396)
Subject: Re: JD 4840 good and bands


Western Iowa
I am not sure how to politely say it, but you got hosed if a tranny overhaul cost you 30K!!! And not just in a little way either........
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twraska
Posted 12/29/2012 08:46 (#2783261 - in reply to #2782352)
Subject: Re: JD 4840 good and bands


Wallis, TX

I haven't seen a $25K 7140 unless it was a south Texas brush shredding tractor i.e. something flat worn out with no tires and no glass in the cab.  Most 'usable' 7140's around here seem to bottom out around the mid 30's.

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GoodOldDeeres
Posted 12/29/2012 08:47 (#2783263 - in reply to #2783226)
Subject: Re: JD 4840 good and bands


York, Ontario
For $30,000 we while in there, replaced all main bearings, axle bearings, and put in a kit that corrects the pto issues(old style the shaft could move back and forth)
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SHR4010
Posted 12/29/2012 09:07 (#2783299 - in reply to #2782606)
Subject: RE: JD 4840 good and bands


live in Spfd, farm located NW Macoupin county
+1 on the 3pt weight bracket. That is an easy way to add weight when needed and take it back off when not needed. I really like the way you have built yours to hold the weights high for tongue clearance. I wish I would have built mine to hold the weights that high.
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Jd7730
Posted 12/29/2012 09:43 (#2783368 - in reply to #2782241)
Subject: Re: JD 4840 good and bands


SE MN
We had one we bought new in Spring of 1983, it was a late '82 model. Was a good tractor. It was always my favorite tractor at the time, but not everybody's! My dad always preferred the 4440 or 4450 MFWD to the 4840 if there was a choice. It was our big tractor until 1991 and then we traded it in 1997. It had power, but like everyone else says it is two wheel drive and has an 8 speed transmission. It is also a hard starter in the cold, harder than a 4440, but if it's plugged in it was fine. The 8 speed works alright if you are not pulling the tractor to the max, meaning that the gap between 4th and 5th gears can be reduced in lighter loads by throttling back in 5th gear...we did this alot. We had 20.8R38 rubber, which I think is the minimum of what the tractor should have for rubber...with 440lb weights and insides filled with fluid. 18.4R 42 will be less tire on the ground, but if you need to row crop it, then not much choice unless spending money on 46 inch tires. We ran ours until it had 6-6500 hrs and had very little trouble with it. Another thing I have been told (which makes sense to me) is that when you look at the largest row crop tractor they are often times pulled pretty hard because people would rather not have a 4wd tractor if possible. I am not sure if the same would be as true today, but I think in the 70's and 80's it would have been more likely. I have heard of a 4840 near us that was turned up a lot...maybe to 275 or so...had triples on it. A neighbor once bought a 2 wd 4850 that was turned up like that too.

In the end, if you like 4840's and want to take a chance, fine...I don't think the purchase price sounds way too high, but only time will tell that. Also, not much difference between a late and early one. FYI, for a modest increase in purchase price, maybe you'd rather buy this one:

http://www.tractorhouse.com/listingsdetail/detail.aspx?OHID=7344495

Edited by Jd7730 12/29/2012 10:11
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burdette
Posted 12/29/2012 11:20 (#2783542 - in reply to #2782496)
Subject: RE: Got to call them!


MD
Yeah, that's true. The best deals are never advertised.

4840 isn't even in the same league as a 7140. I just found it odd that there are so many priced in the $25K range...seems undervalued.






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4450
Posted 12/29/2012 12:44 (#2783699 - in reply to #2783368)
Subject: Re: JD 4840 good and bands


Nc Ks.
Why would you have something like that sit in storage for 30 years?
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Jd7730
Posted 12/29/2012 13:17 (#2783772 - in reply to #2783699)
Subject: Re: JD 4840 good and bands


SE MN
Who knows...maybe someone passed away and the estate wasn't settled, maybe quit farming and didn't sell it because didn't need the money or maybe someone just liked it enough to have it around! Whatever the reason, I think it's interesting when something like that comes around.

Edited by Jd7730 12/29/2012 13:19
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bergys4
Posted 12/30/2012 19:11 (#2786558 - in reply to #2782822)
Subject: Re: JD 4840 good and bands


Hi redpower I am looking for a tractor in the 150 hp + range. My e-mail is [email protected] phone number is 570-662-2373 and will get back to you. Thany You bergys4
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