Farm Equipment - IB serial # and year

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IB serial # and year

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=211309
Printed Date: 18 Sep 2026 at 1:47am
Software Version: Web Wiz Forums 11.10 - http://www.webwizforums.com

Topic: IB serial # and year

Posted By: Pete from IL
Subject: IB serial # and year
Date Posted: 08 Jun 2026 at 8:24am

I have an IB tractor with serial no 3579. The serial no in the CH Wendell book ends with serial no 3372 in 1955. Another book says production ended in 1958. What year is this tractor?

Replies:

Posted By: steve(ill)
Date Posted: 08 Jun 2026 at 7:53pm

this is from Yesterdays Tractor site... NOTE... IB tractors before 1945 ( WW2) had "B" serial numbers on them..

Model IB

1946 .....................1001 ......... first serial number tractor from 1946.
1947 .....................1003
1948 .....................1010
1949 .....................1282
1950 .....................1556
1951 .....................1879
1952 .....................2219
1953 .....................2570
1954 .....................3068
1955 .....................3303
1956 .....................3403
1957 .....................3478
1958 .....................3588

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

Posted By: Pete from IL
Date Posted: 08 Jun 2026 at 9:24pm

Thanks Steve!