ts a 2004 gmc sierra ext cab 4x4 with the 5.3 4l60e tranny, mods are cai, sorties, cat back, vette servos, and nelsons 91 tune, i have 28/5 tires on 16 inch rims
i was thinking eather a 4.11 or 4.24 gears? any input is grateful as to maybe what ratio to go with and what brand? also any info on a locker thanks guys...
Built 2 Run! 6XX HP/ 6XX TQ
what gears you got now? 3.73's to 4.10's wouldn't be worth tearing into front and rear if you wasn't looking for a slight difference at track
04 Silverado Z-71 Extended Cab
Magnaflow, 10.4 TV 50 wires, tr-55ix, Synthetics, HID's, JL audio, 33.5", leveling kit, tuned, CAI, vette servo, cam, valve job, pacesetter. 9.3@77.5 and 14.5@93.4
06 2wd
custom cam, tune, 3.73's, servo, HID's, 10.4mm wires, long-tubes, CAI, magnaflow, 2.5" shackles, Circle-D 3200, UD, JL Audio 4.1, Alpine 5ch
So prob like 4.24's?
Built 2 Run! 6XX HP/ 6XX TQ
just go 4.56
never know what you may do in the future.
2013 CC 5.3
81 C10 LS1 project
what kinda milage do u think id get at 70 75???Originally Posted by tanz45
Built 2 Run! 6XX HP/ 6XX TQ
33's with 4.56, prob cruizn 70-75 around 2400, 2500 RPM.
Who cares about mileage hahaha, you will love the snap and power gain.
2013 CC 5.3
81 C10 LS1 project
Posting Permissions
Reply With Quote