View Full Version : 14 bolt ?
ncardiff
01-02-2009, 10:37 PM
How hard is it to take a 14 bolt and make it a FF 14 bolt? anybody got a list of what needs done? i just got my hands on one cheap but it aint a FF and id like to make it one before i throw it under the rear!
fullsizejohn
01-03-2009, 03:17 AM
As full as my local junkyards are with FF 14bs, why would you want to? They seem inexpensive and plentiful :thumbsup:...
my 2 cnts.
jaber
01-03-2009, 07:50 AM
I think the axle tubes are different.
misfittom138
01-03-2009, 08:51 AM
I believe the non ff has a smaller ring gear too, and no pinion support? If so, kind of defeats the purpose of running a 14 bolt, doesn't it? I would keep looking for a ff.
incommando
01-03-2009, 12:02 PM
semi-float has a 9.5" ring gear.
The PIG Smith
01-03-2009, 01:01 PM
One advantage I see to a semi-floating 14 bolt.
If you had an ailing Dana44, owned a high dollar wheel/tire combo and you wanted to keep the 6 on 5.5 bolt pattern.
...and you wanted a stronger axle than a standard garden variety Dana44, a semi-floating 14 bolt would be what I use.
This scenario is a stretch to justify the use of a semi-floating 14 bolt.
IMHO, If I had a broken Dana44, I would repair it or look for another one to bolt in its place.
AlsChopShop
01-03-2009, 01:32 PM
14B SF is plenty strong, why not just run it?
Al
fivepack
01-03-2009, 10:07 PM
The SF 14 bolt is pretty strong and the bolt pattern matched my 6 bolt, so it was a no brainer.
68_Gladiator
01-03-2009, 10:12 PM
id just run with what u have either way SF or FF its plenty strong. fortunately for me my Chevy truck has a FF in it. so one day the jeep will get it
Sambo
01-04-2009, 08:41 AM
parts dont swap from a 9.5sf to a 10.5 or 11.5 ff(11.5 is the new aam axle currently used)
but like mentioned a 9.5sf is a good candidate for swap if you want to retane
the 6 lug pattern wheels;) and alot stronger than a d44 rear.
El Jefe
01-04-2009, 04:06 PM
theres a chevy at my work that has a 14SF axle. but its 8 lug :confused: . very weird. sorry. I have no useful help relating to this topic.
incommando
01-04-2009, 04:41 PM
For the most part, the SF is 6-lug was under the Z71 & heavier GVWR 1500's. The 8-lug SF was under the light duty 2500. IIRC, they are identical except for the lugs/brakes.
Scotty offered me a free 6-lug 14b SF once, but I did not take him up on it as it had 3.42 gears & I think that is too great a leap to my 3.54 front.
ncardiff
01-04-2009, 08:54 PM
thanks for the help guys... wasnt really sure what all the differences were between a SF and a FF just knew how much stronger the FF is...
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