Changing the gears in my suburban
I have decided to change the gears in my suburban (2008 5.3L 4sp auto), but not sure how much of a change to make. I currently have 3.73 gears, and was thinking 4.30 because 4.10 doesn't change much,...
Forum Discussion
bucky wrote:
Make sure that V10 is the 3 valve version if you can find one.
Never available in the Excursion.
