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1997 F-250 solid front axle question

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Old Feb 16, 2017 | 12:29 PM
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1997 F-250 solid front axle question

New guy here in Ft. Collins, CO. Last year I bought an extremely clean rust-free 1997 F-250 OBS crew cab short bed 460ci 4wd w/195K. It has the XL badging but has carpet, power windows/locks, cruise, abs and everything it seems an XLT would have. The seller said he purchased it from the original owner in AZ. It seems to be all original but it does have a solid front axle. I assumed the axle had been swapped at some point as this seems to be a fairly popular swap for these trucks especially among the 7.3 diesel owners.

I had a local mechanic do some minor work on it recently and he told me that he thinks the solid front axle came on this truck from the factory. He said he used to work for Ford during the 1990's and that the original owner could have special ordered it with the solid front axle. This sounds like it might like it might be plausible but I still have my doubts.

I guess it doesn't really matter as I plan to keep the truck for a long time but is there any way I can confirm or deny that this truck came from the factory this way or if someone swapped the front axle at some point?

A VIN decoder didn't give any specific info. about the front axle.
 
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Old Feb 16, 2017 | 02:39 PM
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Check front frame rails where forward spring hangers are. 4wd frames were boxed there from factory, 2wd were not. Some fab work would be required to box frame properly to mount those hangers. May or may not be easy to tell if done well.
 
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Old Feb 16, 2017 | 03:11 PM
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if it is a F250, it came with IFS. solid front axle was a F350 thing. no F250's made after 1979 came with a solid axle until the superduty line was started in 1999.
as for it looking stock, the F250 and F350 use the same frame, so a solid axle bolted into a F250 will look stock if done rite.
 
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Old Feb 16, 2017 | 04:00 PM
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There can be some bolts that are hard to remove that may be left in place that would be a clue of a swap. Particularly the pivot brackets that have its bolts captivated between the crossmember and the oil pan. I cut mine short and then fished them out. But I was real tempted to just run the nuts back on and leave them.

Another 'shortcut' is not using a F350 pitman arm. If the F250 pitman arm is used with solid axle steering pieces, the wheels will not turn all the way to the stops cast into the axle/steering knuckles.
 
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Old Feb 16, 2017 | 04:08 PM
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Originally Posted by tjc transport
if it is a F250, it came with IFS. solid front axle was a F350 thing. no F250's made after 1979 came with a solid axle until the superduty line was started in 1999.....
This is definitely true, except that fleet order / special order stuff doesn't tend to follow the rules as well. Could Ford have accepted a special order to build an F-250? Probably. Did they? I don't know. Getting a "Marti Report" on your truck might tell you something. From what I gather, Ford kept records of every vehicle built, but eventually didn't want to manage them anymore, so they sold them to a guy / company named Marti who will now give you essentially the build sheet for your vehicle (for a fee).
 
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Old Feb 16, 2017 | 04:10 PM
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I'd like to find this 'Marti' guy...
 
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Old Feb 16, 2017 | 04:11 PM
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Originally Posted by LeoJr
There can be some bolts that are hard to remove that may be left in place that would be a clue of a swap. Particularly the pivot brackets that have its bolts captivated between the crossmember and the oil pan. I cut mine short and then fished them out. But I was real tempted to just run the nuts back on and leave them.

Another 'shortcut' is not using a F350 pitman arm. If the F250 pitman arm is used with solid axle steering pieces, the wheels will not turn all the way to the stops cast into the axle/steering knuckles.
Ford also put a double Cardan joint on the transfer case end of the front driveshaft in F-350s (with a solid axle) and a single Cardan on F-250s (with TTB). Some solid axle swaps address that too, but some stick with the F-250 U-joint
 
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Old Feb 16, 2017 | 05:27 PM
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it is very simple

F250s did NOT come with solid axles in this era, it was swapped.

Looks at the spring code on the door jam
It should be a "QA" or something similar. Let us know what you have, that will say if it was a solid axle or a TTB

As for the interior, again a code will be there for that as well.

It sounds like your "all original" truck is not
 
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Old Feb 16, 2017 | 05:45 PM
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you can not go by the center pivot bracket bolts, because the trac-bar bracket bolts to the same place the center pivot bracket does. remove one, bolt the other in it's place using the same bolts.

and Bob, there would be absolutely no reason for ford to tag a solid axle truck as a F250, the only difference between the 250 and 350 is the solid axle, and 4 inch rear blocks on the 350 compared to the 2 inch blocks on the 250.
if it has a D-60 in the front, it has to have 4 inch blocks in the rear. and then it becomes a 350 in fords eyes.
 
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Old Feb 16, 2017 | 06:05 PM
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Originally Posted by tjc transport
....and Bob, there would be absolutely no reason for ford to tag a solid axle truck as a F250, the only difference between the 250 and 350 is the solid axle, and 4 inch rear blocks on the 350 compared to the 2 inch blocks on the 250.
if it has a D-60 in the front, it has to have 4 inch blocks in the rear. and then it becomes a 350 in fords eyes.
But Ford never made a short box F-350 crew cab in that era either. So IF (big IF) it came from Ford that way it had to be either an F-250 with an F-350 front axle or an F-350 with an F-250 frame and bed. IF Ford did that I'd bet on the custom F-250 with a solid axle.

And no, I'm not saying it's at all likely, just that stranger things have happened.

Originally Posted by Diesel_Brad
....Looks at the spring code on the door jam
It should be a "QA" or something similar. Let us know what you have, that will say if it was a solid axle or a TTB....
Good call. IF it's a Ford custom build it would call out F-350 springs in front. If it's a later swap (even if the dealer did it pre-delivery) it'll call out F-250 springs.

Originally Posted by LeoJr
I'd like to find this 'Marti' guy...
Let me Google that for you!
 
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Old Feb 16, 2017 | 06:09 PM
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Originally Posted by Nothing Special



Good call. IF it's a Ford custom build it would call out F-350 springs in front. If it's a later swap (even if the dealer did it pre-delivery) it'll call out F-250 springs.

Exactly. So we can tell EXACTLY how it came from the factory
 
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Old Feb 16, 2017 | 08:36 PM
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Originally Posted by Nothing Special
Oh how I deserved that!! I'm often the smart azz that posts this...thanks for the laugh!!


Edited to add: I just went and ordered from one...thanks!
 
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Old Feb 17, 2017 | 12:25 AM
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checked door jamb codes

I just got home and was able to check the door jamb codes. The l;ast codes on the far right are...AXLE=C9; TR=E; and SPR=QF
 
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Old Feb 17, 2017 | 12:45 AM
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as for the interior codes..it looks like INT TR=R6.
 
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Old Feb 17, 2017 | 01:01 AM
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FRONT GAWR-4100LB; REAR GAWR=6084LB; GVWR=8800LB.
 
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