nope, Detroit Truetrac and 3.73s according to the tune.
nope, Detroit Truetrac and 3.73s according to the tune.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
no,dont believe that...thats what my buddys truck said as well when allen logged the hp to it.but it really had 3.23s like my 08',his truck was exactly like mine 08' w/t.3.23s,,,,he recently swapped in 3.73s and he said he felt a big difference lol
i know for sure i have 3.23s cause it feels like im running a powerglide haha damm 2nd gear almost hits 95mph
yeah, it has 3.23s. I just went and checked the glove box and its GU5.How can my tune have 3.73 in it?
![]()
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
it is possible it still has a 4.8 he probably has too many motors lying around to indentify which one is what lol
2003 SIERRA- 5.3 DD
1985 SWB C10- slow, future plans- shaved, painted, 6.0/4l80e