unknown ring gears

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Topic author
Michael Davis
Posts: 297
Joined: Fri Jul 26, 2019 8:18 pm
First Name: Michael
Last Name: Davis
* REQUIRED* Type and Year of Model Ts owned: 1923 Center door
Location: Montrose CO

unknown ring gears

Post by Michael Davis » Tue Nov 26, 2019 2:53 pm

I have 3 ring gears that I do not know what they are ? Any information would be great.

Thanks
Mike
Attachments
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Topic author
Michael Davis
Posts: 297
Joined: Fri Jul 26, 2019 8:18 pm
First Name: Michael
Last Name: Davis
* REQUIRED* Type and Year of Model Ts owned: 1923 Center door
Location: Montrose CO

Re: unknown ring gears

Post by Michael Davis » Tue Nov 26, 2019 2:54 pm

More pics Ring gears
Attachments
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Kerry
Posts: 1297
Joined: Mon Jan 07, 2019 2:42 pm
First Name: Frank
Last Name: van Ekeren
* REQUIRED* Type and Year of Model Ts owned: 1916 touring, 1916 pick-up, 1924 coupe, 1926 touring, 1927 touring
Location: Rosedale Vic Australia

Re: unknown ring gears

Post by Kerry » Tue Nov 26, 2019 3:20 pm

Top one looks to be Model A and second one 30's V8.

User avatar

Rich Eagle
Posts: 6789
Joined: Fri Jan 04, 2019 10:51 am
First Name: Richard
Last Name: Eagle
* REQUIRED* Type and Year of Model Ts owned: 1909 TR 1914 TR 1915 Rd 1920 Spdstr 1922 Coupe 1925 Tudor
Location: Idaho Falls, ID
MTFCA Number: 1219
Contact:

Re: unknown ring gears

Post by Rich Eagle » Tue Nov 26, 2019 3:29 pm

I looked up a chart that says 34:9 is a standard Model A and optional Model B for lighter cars ratio. The 39:11 is post '34.
http://www.fordgarage.com/pages/rearaxleratios.htm
When did I do that?


Kerry
Posts: 1297
Joined: Mon Jan 07, 2019 2:42 pm
First Name: Frank
Last Name: van Ekeren
* REQUIRED* Type and Year of Model Ts owned: 1916 touring, 1916 pick-up, 1924 coupe, 1926 touring, 1927 touring
Location: Rosedale Vic Australia

Re: unknown ring gears

Post by Kerry » Tue Nov 26, 2019 3:49 pm

I forgot to mention that spiral bevel gears came in a matching sets, as ring and pinion, to try and miss match usually ended up with a diff that screamed like a fire truck siren.


Topic author
Michael Davis
Posts: 297
Joined: Fri Jul 26, 2019 8:18 pm
First Name: Michael
Last Name: Davis
* REQUIRED* Type and Year of Model Ts owned: 1923 Center door
Location: Montrose CO

Re: unknown ring gears

Post by Michael Davis » Tue Nov 26, 2019 7:45 pm

Thanks so much for the information.

Mike

User avatar

Mark Gregush
Posts: 4956
Joined: Sat Jan 05, 2019 1:57 pm
First Name: Mark
Last Name: Gregush
* REQUIRED* Type and Year of Model Ts owned: 1925 cutdown PU, 1920 Dodge touring, 1948 F2 Ford flat head 6 pickup 3 speed
Location: Portland Or
MTFCA Number: 52564
Board Member Since: 1999

Re: unknown ring gears

Post by Mark Gregush » Wed Nov 27, 2019 11:59 am

The first group of gears shown are 28-34ish the 2ed group of photos are 35-48.
https://www.speedwaymotors.com/1935-194 ... 7-EALw_wcB
I know the voices aren't real but damn they have some good ideas! :shock:

1925 Cut down pickup
1920 Dodge touring
1948 Ford F2 pickup

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