Loose Rear Wheel
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=157846
Printed Date: 17 Dec 2025 at 3:35pm Software Version: Web Wiz Forums 11.10 - http://www.webwizforums.com
Topic: Loose Rear Wheel
Posted By: mikeyD
Subject: Loose Rear Wheel
Date Posted: 03 Feb 2019 at 1:20pm
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My Allis C has a rear wheel that the eccentrics will not tighten. I have replaced the eccentrics but did not help. Is there an easy solution? I have tried shims but they fell out. Thought about replacing rim with one that bolts on but only as a last resort due to expense. Any help will be appreciated.
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Replies:
Posted By: Ted in NE-OH
Date Posted: 03 Feb 2019 at 3:55pm
Use 4 eccentrics ,gives you twice the take up.
------------- CA, WD, C, 3 Bs, 2 Gs, WC, I-400, 914
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Posted By: mikeyD
Date Posted: 03 Feb 2019 at 4:26pm
Ted in NE-OH
Thanks, I will try 2 more eccentrics.
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Posted By: wfmurray
Date Posted: 03 Feb 2019 at 7:09pm
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Put shims in my B and and bent shims so they can't get out .Used about 10 years.
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Posted By: DiyDave
Date Posted: 03 Feb 2019 at 9:10pm
Might also be able to build up the non-eccentrics with weld, too...
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Posted By: Ted J
Date Posted: 03 Feb 2019 at 9:16pm
Are you for sure tightening these the correct way? The eccentrics (2) have a cross on the front part of the bolt. They are installed NEXT to each other and when tightened, the bottom part or long part of the cross is TOWARD the rim. You shouldn't need more than 2 of these.
IF you DO, you've probably got the problem that I had. The rim is rusting out. This allows the eccentrics to PUSH into the rim eventually causing THIS to happen.


Luckily I had an extra hitch part on the rear that held the tractor up otherwise I'd of had a REAL mess.
------------- "Allis-Express" 19?? WC / 1941 C / 1952 CA / 1956 WD45 / 1957 WD45 / 1958 D-17
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Posted By: mikeyD
Date Posted: 03 Feb 2019 at 10:14pm
Thanks guys for your replies.
wfmurray - I think will try bending shims as the eccentrics on ebay are $25
DiyDave - Dont have a welder
Ted J - yes, I am sure I tightened them the right way. These rims are not rusty
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Posted By: wfmurray
Date Posted: 03 Feb 2019 at 11:38pm
Posted By: MikeinLcoMo
Date Posted: 05 Feb 2019 at 9:18am
I had a B that wouldn't tighten up. Tried all these tricks, no help. Finally figured out the hole in the wheel center had worn over size. Replaced the wheel center and it tightened up just fine.
------------- 39B 42B 48C SFW 52Cub Cub Cadet 70 S14 Speedex M14 Speedex S18 Speedex
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Posted By: mikeyD
Date Posted: 05 Feb 2019 at 2:55pm
thanks wfmurray and MikeinLcoMo
I will check out your suggestions.
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Posted By: steve(ill)
Date Posted: 05 Feb 2019 at 5:07pm
I welded a few beads on mine to build up the clamps and give more compression on the rim... You should be able to find a local welder who can do that for cheap.
------------- Like them all, but love the "B"s.
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Posted By: mdm1
Date Posted: 05 Feb 2019 at 5:35pm
I had the same problem with one of my B's. Kinda like Ted. One wheel fell off. PO didn't use eccentric bolts. I messed with it forever trying to get the wheels to tighten up. Finally got it to tighten. Still not sure I trust it. On the other B, I put a pair of bolt on rims on it. Just one of those things I had a problem with. Good luck.
------------- Everything is impossible until someone does it! WD45-trip loader 1947 c w/woods belly mower, 1939 B, #3 sickle mower 1944 B, 2 1948 G's. Misc other equipment that my wife calls JUNK!
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Posted By: mikeyD
Date Posted: 05 Feb 2019 at 7:09pm
Thanks for your replies steve(ill) and mdm1. Will look into welding the rim-might be cheaper than new eccentric clamps. Yep, that is what worries me ,too--wheel falling off while driving! Hope neither you nor Ted were seriously hurt.
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Posted By: Ted J
Date Posted: 05 Feb 2019 at 8:56pm
It just scared the be-geepers out of me!! Had to change my pants is all.  This was a new to me tractor, I had it only a short time and this happened. The guy I bought it from had painted over the rust and I didn't see it.  If it wouldn't have been for the extra hitch and the belly mower, I'd of tipped over and God only knows what could have happened.
------------- "Allis-Express" 19?? WC / 1941 C / 1952 CA / 1956 WD45 / 1957 WD45 / 1958 D-17
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Posted By: mdm1
Date Posted: 06 Feb 2019 at 7:45am
Really didn't scare me much (I have kids) but it was at the far end of my property. Hauled it back with the WD-45 with one rear wheel on. Guess what-that one came off before I got back. Just dragged it back to the cabin. Must be a WI thing I guess.
------------- Everything is impossible until someone does it! WD45-trip loader 1947 c w/woods belly mower, 1939 B, #3 sickle mower 1944 B, 2 1948 G's. Misc other equipment that my wife calls JUNK!
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Posted By: Lonn
Date Posted: 06 Feb 2019 at 8:08am
On my Dad's C, after we shimmed, that didn't work on hillsides, then we welded and ground down, just couldn't get it right and on a hillside had problems again, he finally ponied up for new rims and good wheel locks and eccentrics. 15 years later it's stll mowing along without further trouble. It's been mowing his yard since 1977 and sometimes mine and my 1/2 mile long ditch and it did my great uncles across the road since the mid 1980's upto the early 2000's. It has outlasted nearly every rider around with little upkeep.
------------- -- --- .... .- -- -- .- -.. / .-- .- ... / .- / -- ..- .-. -.. . .-. .. -. --. / -.-. .... .. .-.. -.. / .-. .- .--. .. ... - Wink I am a Russian Bot
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Posted By: Lonn
Date Posted: 06 Feb 2019 at 8:16am
Ted J wrote:
It just scared the be-geepers out of me!! Had to change my pants is all.  This was a new to me tractor, I had it only a short time and this happened. The guy I bought it from had painted over the rust and I didn't see it.  If it wouldn't have been for the extra hitch and the belly mower, I'd of tipped over and God only knows what could have happened.
| The ground looks too flat to have tipped it over. Dad's did this more than once while mowing the ditch and it still did not tip over. The very first time it happened the neighbor backed their car into it knocking the wheel off and after that it was always a problem. Dad didn't know about the eccentrics back then. Spent several years with it falling off every once in a while. New rims and good clamps fixed it and by then i was knowledgeable enough with Allis to know about the eccentrics. Still took time for Dad to spring for the new rims.
------------- -- --- .... .- -- -- .- -.. / .-- .- ... / .- / -- ..- .-. -.. . .-. .. -. --. / -.-. .... .. .-.. -.. / .-. .- .--. .. ... - Wink I am a Russian Bot
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Posted By: mdm1
Date Posted: 06 Feb 2019 at 8:22am
My rims are new rims. I matched up the clamps from 2 sets. This was an FFA project tractor that never got finished. I will keep an eye on them.
------------- Everything is impossible until someone does it! WD45-trip loader 1947 c w/woods belly mower, 1939 B, #3 sickle mower 1944 B, 2 1948 G's. Misc other equipment that my wife calls JUNK!
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Posted By: mikeyD
Date Posted: 06 Feb 2019 at 10:28am
Thanks for the replies.
Ted J-when it comes to buying stuff who can you trust?
mdm1 Lonn-maybe I ought to think about a new rim - the kind with 4 loops, not eccentrics
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Posted By: Lonn
Date Posted: 06 Feb 2019 at 12:09pm
Dad bought new rims that used eccentrics but the bolted version is a better set up IMO, though not correct for the restorer. Ether way you should be fine for a very long time.
------------- -- --- .... .- -- -- .- -.. / .-- .- ... / .- / -- ..- .-. -.. . .-. .. -. --. / -.-. .... .. .-.. -.. / .-. .- .--. .. ... - Wink I am a Russian Bot
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Posted By: Ed (Ont)
Date Posted: 06 Feb 2019 at 12:54pm
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Ted it's like Kenny Rogers said a long time ago - "You picked a fine time to leave me loose wheel" LOL
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Posted By: mikeyD
Date Posted: 06 Feb 2019 at 2:29pm
Lonn-I am going to try thicker shims first but will post classified to see if can get some eccentrics/cam lock bolts to try next cause I dont think these shims will work.
Also am checking prices on 4-loop rims. Thanks.
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Posted By: Ted J
Date Posted: 06 Feb 2019 at 3:07pm
Ed (Ont) wrote:
Ted it's like Kenny Rogers said a long time ago - "You picked a fine time to leave me loose wheel" LOL | THANKS Ed, that made my day!! Now how do you get rid of that song in your head??
Mike, let me know how you do with eccentrics. I might have some at the farm. If I were you, I'd contact Paul Barnsley - he goes by 'PaulB' on here. or Ken Aggen - he goes by 'Ken in Texas' on here.
These two guys have LOTS of stuff for B's and C's. They are my go to guys for this kind of stuff. Just send em a PM and they'll take care of you.
------------- "Allis-Express" 19?? WC / 1941 C / 1952 CA / 1956 WD45 / 1957 WD45 / 1958 D-17
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Posted By: mikeyD
Date Posted: 06 Feb 2019 at 6:19pm
TedJ
Thanks for that suggestion. I need two pair so I can try with 4. Will send a PM to Paul and Ken. Thanks.
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