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Technical Airflow rear end

Discussion in 'Traditional Hot Rods' started by Brokenrinker, Oct 8, 2022.

  1. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    My '35 Chrysler Airflow rear axle grenaded.
    I'm looking for a stock replacement but that's looking unlikely. I'm starting to think about slightly more modern alternatives but I know nothing about axle swaps. The axle is 52.5 backing plate to backing plate. Drums are about 3 inches deep so wheel mounting surface would be about 58.5. Gear ratio is 4.3:1 as this is an overdrive equipped car.
    I can tackle some fabrication but I have no idea about stuff like pinion length, U joint compatibility, etc.
    Oh, and the car has six lug axles. I'm thinking of abandoning the old wheels and going to 5 lug Craigers or something.
    Any suggestions on where to start, what axles to consider, etc?
     
  2. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,559

    gimpyshotrods
    ALLIANCE MEMBER

    Ford Ranger 7.5 or 8.8, second body style, I think 1992 ish, is 58-1/2"

    They come with 9 or 10-inch drum brakes.

    Some even had 4.10:1 gears, which is not all that far from 4.30:1.
     
    Tim, Atwater Mike, Hnstray and 2 others like this.
  3. Might be simpler to rebuild it.Do you belong to a group like Chrysler club of America? Im sure there are people in a group like that who can come up with parts,or a center section.
     
    seb fontana and Brokenrinker like this.
  4. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,559

    gimpyshotrods
    ALLIANCE MEMBER

    Yup, 1993-2009 Ranger. Sixteen years to choose from.

    Now, if you want to keep the stock wheels, the 1990-1992 Ranger axle is 56-1/2" wide, leaving you room for 1" wheel adapters.
     
    harpo1313, jimmy six and Brokenrinker like this.
  5. 51504bat
    Joined: May 22, 2010
    Posts: 5,670

    51504bat
    ALLIANCE MEMBER

    If you want to stay with 6 lug wheels look into a Toyota p/u. One from a 4x4 might be in the neighborhood of 4.11 or there abouts.
     
    Hollywood-East and Brokenrinker like this.
  6. 51504bat
    Joined: May 22, 2010
    Posts: 5,670

    51504bat
    ALLIANCE MEMBER

    If you want to stay with 6 lug wheels look into a Toyota p/u. One from a 4x4 might be in the neighborhood of 4.11 or there abouts.
     
    Brokenrinker likes this.
  7. X38
    Joined: Feb 27, 2005
    Posts: 17,498

    X38
    Member

    Do NOT do this! :confused:
     
  8. X38
    Joined: Feb 27, 2005
    Posts: 17,498

    X38
    Member

    Sounds extreme. :eek:
     
    seb fontana likes this.
  9. Hitchhiker
    Joined: May 1, 2008
    Posts: 8,507

    Hitchhiker
    Member

    I know where like 10 airflows are right down the road. Supposedly the guy even owns serial number 1. But I haven't verified. I know he's got parts cars. I could stop and ask him send me a PM if you're interested.
     
    Okie Pete, 41 GMC K-18, Tim and 5 others like this.
  10. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,559

    gimpyshotrods
    ALLIANCE MEMBER

    I believe that it is a different 6-lug pattern. Toyota is 6-on-5-1/2'. I think the Airflow was closer to 6-on-6", but my memory for early Chryslers is fuzzy.
     
    51504bat and Brokenrinker like this.
  11. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    I'm a member and have been working on a replacement but responses have been few and far between.
     
  12. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    Thanks for this. Don't go to any trouble yet. Something may have just popped up in Michigan (closer). Also - I'm new here and am not seeing the PM method.
     
  13. ClayMart
    Joined: Oct 26, 2007
    Posts: 7,815

    ClayMart
    Member

    Click on the user's name below their avatar. In the wndow that opens showing the member's information, click where it says "Start A Conversation" at the bottom. Then just fill in the blanks and click "send" or "reply" or whatever the ****on says to send your message.
     
  14. Budget36
    Joined: Nov 29, 2014
    Posts: 15,377

    Budget36
    Member

    May need to get to 10? Posts before he can PM.
     
    ClayMart likes this.
  15. Toyota pick up bolt pattern is the same as six bolt chev .
     
    SS327 likes this.
  16. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,559

    gimpyshotrods
    ALLIANCE MEMBER

    True, but I am not so sure that it is the same as 1935 Plymouth Airflow.

    We would need a response from the OP, or I would need to call my customer that has one, and have him measure.

    These are not common enough that the info is all over the web.
     
    Hnstray likes this.
  17. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,559

    gimpyshotrods
    ALLIANCE MEMBER

    Can you measure the distance between two opposite wheel bolts/studs, so we know the bolt circle?

    Something in the back of my mind says it this is 6-on-6-inches, but I am not sure that I am correct.

    If it is 6-on-5-1/2-inches then it is the common 6-lug size shared with a number of different brands, up into the current era.
     
  18. Pete Eastwood
    Joined: Jul 27, 2011
    Posts: 1,331

    Pete Eastwood
    Member
    from california

    there is a '36 Chrysler rear end for sale on Facebook Market place in Atascadero Calif.
     
    irishsteve and Beanscoot like this.
  19. Beanscoot
    Joined: May 14, 2008
    Posts: 3,687

    Beanscoot
    Member

    As an aside, wasn't the Airflow the first car to use a hypoid gear differential, in order to get the driveshaft (and floor) lower?
     
  20. pprather
    Joined: Jan 10, 2007
    Posts: 9,017

    pprather
    Member

    @Brokenrinker , my Airflow friend says the axles are the weak link in the differential.
    You haven't described your problem, but if it is axles, I may have a source for reproduction axles.
    Send me a conversation, if axles is your need.
     
  21. gimpyshotrods
    Joined: May 20, 2009
    Posts: 24,559

    gimpyshotrods
    ALLIANCE MEMBER

    1926 Packard.
     
    Beanscoot likes this.
  22. abe lugo
    Joined: Nov 8, 2002
    Posts: 3,340

    abe lugo
    ALLIANCE MEMBER

    Try a mopar 8-3/4 from the medium body or A body. Yeah hard to get but a whole less lot other issues to figure out.
     
  23. X38
    Joined: Feb 27, 2005
    Posts: 17,498

    X38
    Member

    Yeah he did, it 'grenaded.' :D
     
  24. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    Thanks for this tip. He says it's for an Airstream as opposed to an Airflow but maybe they're compatible.
     
  25. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    The Airflow club periodically has axles made, I think by Dana or something. They're really proud of them. My axles are OK. The ring gear is shot
     

    Attached Files:

  26. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    Just checked it's 6 x 6"
     

    Attached Files:

  27. Brokenrinker
    Joined: Oct 8, 2022
    Posts: 7

    Brokenrinker

    The back of your mind is correct! 6 lugs on a 6 inch diameter.
     
  28. oj
    Joined: Jul 27, 2008
    Posts: 6,590

    oj
    Member

    I saw a complete, lots of rust, AirFlow for sale last week. Looked like all the grille & deco stuff was there and the car is full of hubcaps up to the windows. I don't think they wanted much money for it. Pretty neat car actually.
     
  29. Tough to see the rear end in this one !!! 20200925_120546.jpg 20200925_120514.jpg 20200925_120452.jpg
     
  30. Johnny Gee
    Joined: Dec 3, 2009
    Posts: 14,427

    Johnny Gee
    Member
    from Downey, Ca

    Is that what’s meant by “in the weed’s”?
     
    X38 likes this.

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