The last thing that I care about is white lettering, in fact, I generally have new tires mounted with the white lettering to the inside. I will likely end up with the 20" Hankook tires, which will do until they are worn.
I have been using the Zaino leather treatment, after 12 years the seats in my Tundra still looked great. I also use the Zaino polish on the exterior, it lasts much longer than any wax.
After 12 years driving my 2007 Tundra with zero issues other than replacing the battery and brakes after 10 years, I decided to try a small truck, and went with a 2019 Tacoma. After two years, I am tired of driving a vehicle that won't pull 75mph into any wind in 6th gear, and that rarely...
Typically the overall tire diameter is the same for the 18" and 20" wheels, but for 2021, Ford went to a 275-60r-20, which is an inch taller than the 18" tires. So the ground clearance increases by 1/2", while the sidewall is only 1/2" less.