I sold my '07 Colorado a few years ago now, and still have the original 3.73 open differential in a box in my garage. I pulled this out when I upgraded to a 4.10 g80 locker setup. This differential has about 20,000 miles or so on it, IIRC.
I would prefer a local pickup. Right now I...
Hello all, I'm looking to buy a set of 3.42 differential gears. I've looked and found them on rockauto, and GM prats direct, but they want some serious$$ for just a set of gears. Anyone have a set to sell? I'm just looking to change out my 3.73s for a little bit better gas mileage.