05 f150 fx4 Towing capacity w/20 tires
I just bought an 05 F150 FX4 4x4 supercab and it has ford wheels with 20" tires. In the towing specs it list 17" and 18" tires, but not 20". It has the 3.73 axle ratio and 7200GVWR. What is the towing capacity? Is it less than the 18"?