[AJD] 630 hi-clearance

[John Boehm]

Your message stated that you did not know which ones
you had on your tractor. I was giving you the
measurements so you could determine which ones you
have.

John Boehm
Woodland, CA
Visit my web site at http://vintagetractors.com


--- Dean VP <deanvp at att.net> wrote:

> John:
> 
> I think if you completely re-read my whole message I
> stated exactly the same
> thing. 
> 
> Dean A. Van Peursem
> Snohomish, WA 98290
> 
> I'm a walking storeroom of facts..... I've just lost
> the key to the
> storeroom door 
> 
> 
> www.deerelegacy.com
> 
> http://members.cox.net/classicweb/email.htm
> 
> 
> 
> -----Original Message-----
> From:
> antique-johndeere-bounces at lists.antique-tractor.com
>
[mailto:antique-johndeere-bounces at lists.antique-tractor.com]
> On Behalf Of
> John Boehm
> Sent: Thursday, February 17, 2005 5:34 PM
> To: Antique John Deere mailing list
> Subject: RE: [AJD] 630 hi-clearance
> 
> Dean- The wide front ends have two different lengths
> on the front spindles, either 17 3/4" overall or 19
> 3/4" overall. The 19 3/4" spindles were used with
> the
> 42" rear wheels and  this would be considered this
> correct combination for a high clearance tractor
> with
> a wide front end. So #5 on your attributes should
> read: 16" single front wheel or wide front end with
> 19
> 3/4" spindles.
> 
> John Boehm
> Woodland, CA
> Visit my web site at http://vintagetractors.com
> 
> 
> --- Dean VP <deanvp at att.net> wrote:
> 
> > Kreig:
> > 
> > I own a couple High Clearance Tractors (I think)
> so
> > I can speak about them
> > with some experience. Never have owned a High Crop
> > version so anything I say
> > about them is book learned. 
> > 
> > Typically a High Clearance 630 or others as well
> > will have the following
> > attributes:
> > 
> > 1.) 42" rear tires/rims
> > 2.) 42" Rear wheel Cast centers which are dished
> to
> > allow a wider/narrower
> > setting.
> > 3.) Extra Long rear axles
> > 4.) Extra long and heavier rear axle housing
> > 5.) 16" single front Wheel
> > 
> > All of these components have a separate part
> number
> > in the Parts catalog for
> > the 630. However, most of the data unique to the
> > 620/630 was not recorded at
> > the JD factory, when made, so an archive search
> may
> > only yield whether the
> > tractor was a Row Crop and whether it had Power
> > Steering or not. At least
> > that is all got on my 620 which is mostly a High
> > clearance tractor. My 620
> > has all the attributes of a High clearance except
> it
> > has a wide front end. I
> > have been led to believe that a tractor with a WFE
> > technically doesn't
> > qualify for high clearance status unless it has
> the
> > longer front spindles.
> > My understanding is these are about 2" longer. As
> of
> > this date I don't know
> > which ones I have on mine. 
> > 
> > My 1951 A fits all of the above 5 attributes and
> my
> > 1958 520 does as well
> > but with two very notable exceptions so it
> probably
> > can't be classified as a
> > High Clearance tractor. It has the 3, 4 & 5 items
> > but has 36" rear
> > wheels/rims and 36" dished cast centers.
> > Interestingly I have noticed that
> > there really isn't that much difference in height
> > due to the profile of the
> > 36" tires.
> > 
> > Most of these tractor configurations are direct
> > descendants of the old AN,
> > BN, AW and BW designations which are too complex
> and
> > lengthy to go into
> > here.
> > 
> > Now on a High Crop tractor the wide front end will
> > have much taller front
> > spindles and usually the rear axle drive
> arrangement
> > is designed to set the
> > tractor up much higher in the air. A very
> noticeable
> > difference. Much more
> > so than the difference between a High Clearance
> and
> > regular tractor. 
> > 
> > The 520 High Clearance tractor was the featured at
> > the National Two Cylinder
> > Expo a few years ago. Two Cylinder Magazine did
> some
> > extrapolation of the
> > older BN manufacturing numbers and suggested there
> > may have been 40 or so
> > actual 520 High Clearance versions ever
> > manufactured. No JD records exist to
> > prove or disprove that number and at the time
> > created a bit of a stir in the
> > market. 
> > 
> > There is a lot to discuss here but I'll cut this
> off
> > here and maybe others
> > will go into much more depth on the High Crops or
> > the earlier A, B & G
> > versions.
> > 
> > Dean A. Van Peursem
> > Snohomish, WA 98290
> > 
> > I'm a walking storeroom of facts..... I've just
> lost
> > the key to the
> > storeroom door 
> > 
> > 
> > www.deerelegacy.com
> > 
> > http://members.cox.net/classicweb/email.htm
> > 
> > 
> > 
> > -----Original Message-----
> > From:
> >
> antique-johndeere-bounces at lists.antique-tractor.com
> >
>
[mailto:antique-johndeere-bounces at lists.antique-tractor.com]
> > On Behalf Of
> > kreig
> > Sent: Thursday, February 17, 2005 2:14 PM
> > To: Antique John Deere mailing list
> > Subject: [AJD] 630 hi-clearance
> > 
> > What is the difference between a hi-clearance and
> > hi-crop tractor?  In this 
> > a case a JD630.
> > 
> > Thanks Kreig
> > 
> > 
> > 
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> > 
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