Farm Equipment - D-21 front hubs

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D-21 front hubs

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=43594
Printed Date: 08 Sep 2025 at 2:11am
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Topic: D-21 front hubs

Posted By: BLee Mn
Subject: D-21 front hubs
Date Posted: 11 Jan 2012 at 8:11pm

is it possible to mount a smaller 6 bolt hub to front spindles on a 21? would like to mount a smaller lighter front wheel in place of heavier 8 bolt hub and wheel

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Cowboy UP

Replies:

Posted By: ac45
Date Posted: 11 Jan 2012 at 8:13pm

i had a d21 series 1 that had either 5 or 6 bolt hubs, not sure which but the earlyones didint have 8 holes

Posted By: ILGLEANER
Date Posted: 11 Jan 2012 at 9:05pm

The first D21's had a six bolt hub.

IG

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Education doesn't make you smart, it makes you educated.

Posted By: DarrylinWA
Date Posted: 12 Jan 2012 at 12:28am

Yes it will inner change. from 6 to 8 lug. Take care, Darryl

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B 10 Custom. Serial # 1001 D21, First D21 built 69 #4498 and Last D 21 Built #4609. 1946 MM UTU. And 2000, 2005 Pete's. AC custom Hauling.

Posted By: DougG
Date Posted: 12 Jan 2012 at 7:05am

As long as the bearings are the same size , it,ll work