Gu6 Rear Gears
So I have a GU6 code which is 3.42. I was going to put in a 3.73 gear set and a posi since I have a one wheel peal.... Will that make all that big of a differanc???? I drive the truck on the freeway a lot so I don't want to be to crazy... Should I go lower to like 4.10????
1999 GMC Sierra SLE sc sb 4.8l 4L60E, Comp 1.75 roller rockers, graniaelli maf, garneaelli wires, Aem brute force intake, BBK 80mm tb, Nelson tune, 2/4 drop, Denali rims, custom grill, Denalli guages, Edelbrock IAS shocks, Tahoe E-fans, Nelson harness, and tune, McGaughy's 2" drop spindles, New matched coil springs, Air Lift rear lowerd air bag kit, Air Lift wireless remote
List of things to do
4.10 gears and a new posi, Lt headers, Cam, Heads, Intake,
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