The Objective Superiority of JD in 32-46 HP

   / The Objective Superiority of JD in 32-46 HP #1  

glennmac

Veteran Member
Joined
Aug 21, 2000
Messages
1,586
Location
Western Connecticut
Tractor
2003 Kubota L3430
The premise of this thread is that, by the clear weight of objective functional capabilities and measurements, the JD 4300-4700's are notably superior to the Kubota 3010-4610's and the TC33-TC45's. I hope to elicit reasoned, objective rebuttals from proponents of Orange and Blue. Otherwise, if my arguments stand unrebutted, all future readers of this forum will forevermore have no rational objective reason to purchase anything but a Deere in the 32 to 46 HP range.

First, let me state the groundrules of the argument--ie, the groundrules as to what this argument is not about. (Not that I expect this board's crew to follow many rules.) The argument is about objective measurable hardware reasons to buy a tractor, not about subjective reasons or non-hardware reasons. Specifically:

Groundrule 1. No arguments about preferring a certain color or brandname, or preferring something because that is what your granddad or dad had, or what you had the last time.

Groundrule 2. No arguments about price. We will assume the comparative Green, Orange and Blue tractors are competitively priced.

Groundrule 3. No arguments about dealers--friendly dealers, closer dealers, more knowledgeable dealers, or whatever. We will assume all 3 dealerships to be equal.

Groundrule 4. No arguments about subjective "feel" or "comfort" or "userfriendliness" unless backed-up by objective facts.

OK. So here are my arguments for the objective superiority of JD. They are based on my reading of materials, visiting dealerships, asking dealers lots of questions, reading this and other tractor forums religiously for over a year, and inspecting and driving most of the tractors. (My hands-on experience is most with Orange and least with Blue.) If any of my conclusions are incorrect, that is purely mistake on my part.

1. Tractor hydraulics. The JD tractors have the largest hydraulic pump capacities.

2. Loader lift capacity. The JD loaders have the highest lift capacities and breakout forces.

3. Loader attach/detach. The JD's are the easiest and fastest. All three brands require the same quick-coupling/uncoupling of hydraulic lines. Aside from that, you can do it all the rest of the process from the seat of the Deere. On the Kubota you must get off to latch/unlatch the support legs and again to pull/insert the loader arm pivot pins.

4. Backhoe strength. The JD hoes have significantly more hydraulic strength than the K or NH offerings, at least until you get to the models at the upper end of the HP range we are discussing. In other words, with JD you can get a significantly more powerful hoe on the lower and mid models of this range.

5. Backhoe attach/detach. JD has by far the best attachment system in the industry. The JD rockshaft process can be performed in 5 minutes, which is at least one half to one quarter the time for a 3ph or subframe attachment. The JD hoes mount tight to the back of the tractor, unlike a 3ph mount. They do not reduce clearance under the tractor, like subframe mounts. They do not interfere with a belly mower, like a subframe mount.

6. Belly mower mounting. The JD 60" and 72" mowers are suspended mowers, which should give a better cut than the K and NH mowers, which are ground contact mowers. Ground contact mowers can leave gauge wheel ruts or at least compress the grass under the gauge wheels. The gear box on the JD 72" mower is mounted to one side rather than in the middle. This means the drive shaft attaches to the tractor pto from the side (at an angle) rather than from the middle of the mower deck. This results in an easier and more natural angle for your arm when you are trying to attach the mower shaft to the pto, which is typically the most frustrating part of a belly mower attachment.

7. Belly mower raising/lowering. The belly mowers on K and NH are connected to, and hence raised and lowered by, the 3ph hydraulics. The JD mowers have their own valve and can be operated completely independently of the 3ph. This means you can, on a JD, have a midmower and a rear implement (such as a brush mower) that can be raised and lowered independently of one another.

8. Attachment non-interference. Already mentioned, the JD is the only one designed so that a loader, belly mower, and backhoe can all be attached and fully operational at the same time.

9. Leg room. The leg room from the furthest-back position of the seat to the pedals is generally the greatest on the JD's. Worst on Kubotas.

10. Seat. The JD has the springiest, most comfortable seat. But NH has a side-pivoting seat with armrests, which is better for rear twisting/viewing. Kubota is worst.

11. Bucket detach. The JD bucket detaches from the loader arms in a 10 second operation. To get this capability on Kubota, you must spend about $250-$300 for a quick-attach coupler. Dont know if NH has this feature.

12. Control layout. While much of this issue falls into the forbidden subjective category, I do think JD is objectively the worst here on the 4200-4400's. On these tractors, JD avoids putting controls on the fenders and tries to fit everything in the space between the seat and fender. However, unlike the 4500-4700's, there is no space there. The controls are very close to each other. The pto engage lever can interfere with the 3ph lever (in the sense that they can almost rub together). The labels for the controls are often hidden around corners or under bulges. The labels often bear no relation to the position of the control being labeled. For example, because there is no space available for a label at the base of the hydro range lever or the 3ph position control lever, you cannot tell visually what range you are in or what position the 3ph is in. Finally, the JD labels are not painted on; they are cheap paste-on labels that are frequently curling off on the new tractors sitting in the dealership. The JD position control stop knob is hard to reach, due to the squeezed space, and is not correlated to a numbered label. The JD 4100 (which uses the fenders for controls) and the 4500-4700 (which have platform space next to the seat) do not have these spacing and labeling issues. The K and NH controls are all clearly labeled next to the appropriate levers. Which of these arrangments you like better is a subjective decision.

13. Options and model configurations. JD offers the most model configurations and optional features. If you dont want a mid pto you dont have to get it. If you want an armor kit, you can.

14. Expert opinion. M. Chishti, the world's leading author on compact tractors and webmaster of the world's largest tractor forum, has awarded the JD 4300 the 2000 "Tractor of the Year" award based on objective evalations including those discussed above. It is my opinion that his arguments for the 4300 generally apply in JD's favor across the HP range we are discussing. Since none of the Green, Orange or Blue models have changed this year, the expert opinion on the relative objective merits of the three lines of tractors should not change.

There you go. Blue and Orange fans, please rebut and destroy these arguments if you can, because all we are after is objective guidance for the sake of future buyers of these tractors, including ourselves. But please try to remember Groundrules 1 to 4.





<P ID="edit"><FONT SIZE=-1>Edited by glennmac on 07/08/01 05:43 PM (server time).</FONT></P>
 
   / The Objective Superiority of JD in 32-46 HP #2  
LOL! GlenMac, does Muhammad pay you according to the amount of responses you can generate? /w3tcompact/icons/laugh.gif /w3tcompact/icons/laugh.gif

I'll be interested to see what you've stirred-up this time!

Not being critical, ...as a JD4700 kind-of-guy, I like your basic premise.

This should be good! /w3tcompact/icons/shocked.gif

Larry
 
   / The Objective Superiority of JD in 32-46 HP
  • Thread Starter
#3  
I forgot to include reliability. I am assuming for this discussion that the JD front axle problems have been satisfactorily resolved. Other reliability issues are fair game, as long as you can objectively back them up.
 
   / The Objective Superiority of JD in 32-46 HP #4  
Glenn,
One question for you. If this is all true, why do you own a Kubota?!

18-30445-von.gif
 
   / The Objective Superiority of JD in 32-46 HP #5  
Im so happy!
 
   / The Objective Superiority of JD in 32-46 HP
  • Thread Starter
#6  
Von, good cross examination technique. Yes, I have uttered and own the "K" word.

However, this thread is about tractors in the 32-46 HP range. I own a 30 HP Kubota B2910. It is my opinion that, in the 18-30 HP range, both Kubota and New Holland are objectively superior to Deere, which I think is far behind.

The reason I have done this research and am posting these views is that I am thinking about upgrading to a larger tractor. Subjectively, I happen to like Deere the least and actually hope to get rebutted. But these are the objective facts as I understand them.

I'll start by rebutting myself. I'm not sure that you can get a hydraulically independent belly mower on the 4500-4700's.
 
   / The Objective Superiority of JD in 32-46 HP #7  
Mr Miller,we need charts and graphs here.
 
   / The Objective Superiority of JD in 32-46 HP #8  
Kerr, /w3tcompact/icons/smile.gif

Was readin' your bio, about uptight people and snuff.

Here's why I'm uptight about snuff.

It's not about my lip rotting-off, ...that's no biggie.

It's just that AFTER that happens, I'm afraid I'll drool the stuff all-over, and mess up my nice new TRACTOR!!

/w3tcompact/icons/laugh.gif

Larry
 
   / The Objective Superiority of JD in 32-46 HP #9  
<font color=blue>Im so happy!</font color=blue>

Easy now, Kerr. Your machine is only 26 HP, so it's back to the "subjectively superior" pen with the rest of us animals./w3tcompact/icons/wink.gif
 
   / The Objective Superiority of JD in 32-46 HP
  • Thread Starter
#10  
I am talking gross HP here. That is why I listed the models I am comparing. I deliberately intended to exclude the Kubota B series and the Deere 4100.

I therefore also intended to exclude the Deere 4200. So, we are comparing the Deere 4300-4700, the Kubota Grand L series, and New Holland TC33 and above.

<P ID="edit"><FONT SIZE=-1>Edited by glennmac on 07/08/01 05:41 PM (server time).</FONT></P>
 

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