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1953 Allis Chalmers CA Ross steering box

Printed From: Unofficial Allis
Category: Allis Chalmers
Forum Name: Farm Equipment
Forum Description: everything about Allis-Chalmers farm equipment
URL: https://www.allischalmers.com/forum/forum_posts.asp?TID=183839
Printed Date: 20 Jul 2025 at 1:05am
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Topic: 1953 Allis Chalmers CA Ross steering box
Posted By: 1992ultraclassic
Subject: 1953 Allis Chalmers CA Ross steering box
Date Posted: 11 Oct 2021 at 4:30pm
Trying to restore father-in-laws CA. Bushings are worn and knobs on the shaft that ride in the worm gear also worn. Anyone know where I can get a good box or parts to rebuild this one? Thanks

Rick



Replies:
Posted By: steve(ill)
Date Posted: 11 Oct 2021 at 6:02pm
used boxes on e-bay are very high priced.  The PINS are available individually to replace - on e-bay and others... you can get bushing of any size from McMaster Carr online.




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Like them all, but love the "B"s.


Posted By: steve(ill)
Date Posted: 11 Oct 2021 at 6:14pm
ROSS boxes were used on a variety of trucks / cars / tractors... There are a couple different "SIZES" that were used... Here is a reference.. You might talk to them about the SIZE and compare to yours.




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Like them all, but love the "B"s.


Posted By: steve(ill)
Date Posted: 11 Oct 2021 at 6:23pm
TRW/ ROSS manual series ....... parts diagram

https://www.midweststeering.com/parts-diagrams/" rel="nofollow - https://www.midweststeering.com/parts-diagrams/




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Like them all, but love the "B"s.


Posted By: DSeries4
Date Posted: 11 Oct 2021 at 7:30pm
I rebuilt the Ross steering box for my G last winter.  All the parts were available through Steiners.



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'49 G, '54 WD45, '55 CA, '56 WD45D, '57 WD45, '58 D14, '59 D14, '60 D14, '61 D15D, '66 D15II, '66 D21II, '67 D17IV, '67 D17IVD, '67 190XTD, '73 620, '76 185, '77 175, '84 8030, '85 6080


Posted By: PaulB
Date Posted: 12 Oct 2021 at 6:50am
The G steering box shares many parts with the B. The CA box is unique to itself. 

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If it was fun to pull in LOW gear, I could have a John Deere.
Real pullers don't have speed limits.
If you can't make it GO... make it SHINY


Posted By: steve(ill)
Date Posted: 12 Oct 2021 at 1:25pm
Rick, if you have any luck getting parts for the CA box rebuild.. please post back.... im sure people would like to know where / what you found that fits.

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Like them all, but love the "B"s.


Posted By: 1992ultraclassic
Date Posted: 21 Oct 2021 at 9:10pm
Good evening,
Sorry that it has been a bit for me to answer back, but was trying to find options. Not all I had hoped for, but some progress.
Oreilly crossed the oil seal for the levershaft to a National 340356.
I got 2 split bushings from Bailey International. Part number 20NU20. Unfortunately I couldn’t find 1.25IDx1.375OD so I had to get 1.40OD and turn them down in a lathe. Turned them to 1.377 and after pressing them in honed them to a nice slip fit to the shaft.
I couldn’t find the correct levershaft pins. Ordered some for a B hoping I could make them work but the part that would ride in the worm gear was too small. I ground the heads off the original ones and turned them 90 degrees and welded them back in. Definitely better than it was as they were very worn on 2 sides, but wish I could have found new ones while I had it apart.
Much tighter and consistent now thru the turning radius.
Lots of rebuild kits for smaller shaft diameters used in Jeep’s, but not for the CA’s.
Hope this helps someone.


Posted By: steve(ill)
Date Posted: 21 Oct 2021 at 9:48pm
Thanks Rick... i was hoping one of the vendors could match up some old Jeep parts... guess there is no luck on that.

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Like them all, but love the "B"s.


Posted By: corbinstein
Date Posted: 22 Oct 2021 at 6:42am
turning them 90 degrees is an old Studebaker trick. that's what we did. 



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