Recent 40+ Tires 255 70 R16. Sometimes, it's so hard to find the tire you need. 120 results for 255 70r16 tires. 255/70r16 tires have a diameter of 30.1, a section width of 10.0, and a wheel diameter of 16. Not in our inventory though. Tires 255 70 R16 - 255 70r16 Continental Conticrosscontact Lx 111t Shop all 255/70r16 tires available at your local firestone complete auto care.