





which is better, sidewall or treadwidth?
like the title says,
which will help me more for drag racing,
wider tires smaller series or taller tires, not as wide?
my car is a 2005 pontiac gto, I am limmited by the fenders and suspension for tire size
P255/50R16 26 X 10.50R16
P275/40R17 26 X 11.50R17

for both replies