1975 Mustang II Speedometer Driven Gear

GGio19

New Member
Jul 14, 2010
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#1
Hello guys!!

im trying to find the Speedometer Driven Gear, but i cant find it for my mustang year 1975 with manual 4-speed, the one its on ebay says that work on 71- to 73 years.

and with 17-20-21 tooth but i dont have idea with one use mine....

You guys know wich its the one that i need? how many tooth?

Thanks and waiting for your answer!
 

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jozsefsz

5 Year Member
Aug 11, 2013
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Cleveland OH Area
#2
Ford didn't change much of the design of those gears over many decades. The number of teeth will depend on the rear-end gear ratio as well as your tire size.
The calculators at the bottom of this page are awesome to help get you in the ballpark: http://www.mustangii.org/tech/calculators/