Speedometer gear chart

[Lefty71]

I could not find anything searching. Anybody know of a sticky or a chart so I can calculate out the proper speedometer gear for an early 727? Ive changed out my rear gears and am running different height rear tires. I'm assuming the gears are the same fitment up to 1965.
TIA, Lefty71

 

[hunt2elk]

Brewers has one posted on their site.

 

[Lefty71]

I saw the one at Brewers....I was assuming early was different, but maybe not???

Also, as soon as I posted, I found this thread;

Speed Pinion Gear Tooth size explanation

I don't know enough about these A833 transmissions, so I'm asking the question. How do I calculate or find out what size speedometer Pinion Tooth size I need to buy for my A833 transmission? I have a 67 A833 trans, 18 spline installed on my 426 Hemi with a stock Dana 60 rear end (3:54). I looked...

www.forbbodiesonly.com

Looks to me like MoparMarks has the best answer in post #8 ???
Thanks again.

 

[Lefty71]

Also, somehow I was in the wrong place at Brewers too....typical.
Here it is;

Brewer's Performance - Mopar A833 4-Speed Transmission and Component Specialists

www.brewersperformance.com