Stop in for a cup of coffee

Fred Scigliano said
I have 4:11 in the rear and at 3,000 RPM at about 65 MPH I'd like to drop the RPM down a bit but Not a pro on figuring gear size.

T56. Keep the 4.11s, and run you 27 inch tall tires and you’ll be about 2250-2500 RPMs give or take at 70mph