Hitman's Pontiac Trans Am Forum

Trans Am Information => Trans Am Information => Topic started by: 79redbird on July 19, 2012, 10:02:54 PM

Title: 79 redbird factory rear end
Post by: 79redbird on July 19, 2012, 10:02:54 PM

Hello all I've run the code and know what gear ratio it is however i don't know if its a 8.5 or 7.5 10 bolt it is the stock rear end that came in the 79 redbird thanks in advance

Title: Re: 79 redbird factory rear end
Post by: bobspacin80ta on July 19, 2012, 10:07:33 PM

Stock is 8.5

Title: Re: 79 redbird factory rear end
Post by: 79redbird on July 19, 2012, 10:32:09 PM

thank you I was pretty sure thats what it was but have been hearing that since it was stock with a 301 it had a 7.5 which i thought they started in the 80s