tranny gears

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Nov 19, 2007 | 03:41 PM

91 camaro rs

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Member

Joined: Oct 2006

Posts: 329

Likes: 0

From: Surprise,AZ

Car: 91 rs

Engine: 305tbi

Transmission: 700r4

Axle/Gears: 3.27 9bolt

tranny gears

if i'm switching rearend ratios wont i have to change the speedo gear in the tranny so my speedo is accurate? which gears for 3.42/3.45 ratio? 3.23?

Nov 19, 2007 | 11:54 PM

Pro Built Automatics

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Joined: Jul 1999

Posts: 3,479

Likes: 54

From: Calimesa, California, U.S.

Re: tranny gears

Yes. You will need the tire diameter, and the rear end gear ratio to determine which speedometer gears to use.

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