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the 9A transaxle



Per my spreadsheet (meaning the data came from ETKA), the 9A was equipped from the factory with
100mm flanges.

Ron

--- stetson <tim@unrealexpectations.ath.cx> wrote:
> Dave,
> 
> A well explained reply, but I have some issues w/ it.  ;^}
> 
> Before planned Cincy departure this last week end I ripped the outer CV
> boot on a 90mm axle attatched to a 4k in my 84.5 Roc. Since there were no
> 90mm axles to be had until Fri. morning (when I was planning to leave) I
> took the 100mm axle flanges that came w/ a 9A tranny I'd bought from a
> boneyard off an 86 8v, and installed them w/ a 80% LSD kit onto the 4K.
> No machining required.
> 
> Was the 9A available before '85? If so then I have never seen one that
> has had 90mm axles, and that's why I ask. My '87 Golf has a 9A w/ 100mm
> axles and the 9A from the boneyard did too (the axles I installed when I
> did the flange/hub swap).
> 
> Just curious,
> 
> Tim
> 
> 
> America, how can I write a holy litany in your silly mood?
> 		-- Allen Ginsberg
> 
> On Mon, 7 Jun 2004, Dave Ewing wrote:
> 
> > I would say that it is basically identical to an FN or FF but closer ratio.
> > The 9A is limited by not being able to take the 100mm flanges without some
> > machining (slight but still needed).  The gear ratio (I believe) is similar
> > if not the same as a 4K but the 4K will take the 100mm flanges without
> > machining.  FF and FN (depending on the genre FN) are taller trannies so
> > better fuel mileage but not as quick.  The earlier FN was put into diesels
> > and has decent gearing for gas but still not as close as a 4K or 9A but not
> > as tall as the FF or later FN.
> >
> > It all depends on what type of gearing you want.  You can make any trans do
> > anything you want no matter what the code says but the code tells you what
> > gears were in the trans when stock.  If you want a quicker accelerating car
> > then close ratio would be for you (2Y, AGB, 4K, 9A, etc) if you want fuel
> > mileage then go with the others (AUG, later FN, FF, etc).  If you want to
> > try to have 4 quick gears and an overdrive (with a big jump from 4th to 5th)
> > then throw a .75 or smaller 5th into a close ratio trans.  I don't believe
> > that any are more suseptable to SMS but I have seen more AGBs SMS than
> > others.  Clutch size is pretty unlimited as long as it fits.  You can use
> > the larger later clutch in them as well (over 210mm) but a 190, 200, 210
> > will all work as long as you get them with the appropriate shaft hole size.
> > AGB, 2Y have the larger shaft where as most others have the smaller shaft.
> > When you buy the clutch just specify 16v for larger shaft and 8v for smaller
> > shaft then the parts guy/gal won't be discombobulated (lol, I love that
> > word).
> >
> > Anyway, that's what I know.  I'm pretty sure its all right.  :)
> >
> > HTH!!
> >
> > Dave
> >
> > -----Original Message-----
> > From: scirocco-l-bounces@scirocco.org
> > [mailto:scirocco-l-bounces@scirocco.org]On Behalf Of T Berk
> > Sent: Sunday, June 06, 2004 7:56 PM
> > To: Scirocco List
> > Subject: the 9A transaxle
> >
> >
> >
> >
> > Why do you like it?
> >
> > Why might it be better than other gear boxes?
> >
> > What application might it do well in?
> >
> > With a motor over 100 HP, why is it better than an FF/FN?
> >
> > What are it's chances of SMS and retrofitting?
> >
> > What size is max for clutch disks?
> >
> > What kind of rebuild is called for, if any?
> >
> >
> > OK, Discuss among ourselves.
> >
> >
> > TBerk
> >
> >
> >
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> 
> 
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