Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
200/50r17 vs 195/60r17 Tire Comparison Side By Side
  200/50-17 195/60-17 Difference
Diameter inches (mm) 24.87 (631.8) 26.21 (665.8) 1.34 (34) 5.4%
Width inches (mm) 7.87 (200) 7.68 (195) -0.2 (-5) -2.5%
Circum. inches (mm) 78.14 (1984.86) 82.35 (2091.67) 4.21 (106.81) 5.4%
Sidewall Height inches (mm) 3.94 (100) 4.61 (117) 0.67 (17) 17%
Revolutions per mile (km) 810.81 (503.81) 769.41 (478.09) -41.41 (-25.73) -5.1%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)21.08 mph (33.92 km/h)
25 mph (40.23 km/h)26.35 mph (42.4 km/h)
30 mph (48.28 km/h)31.61 mph (50.88 km/h)
35 mph (56.33 km/h)36.88 mph (59.36 km/h)
40 mph (64.37 km/h)42.15 mph (67.84 km/h)
45 mph (72.42 km/h)47.42 mph (76.32 km/h)
50 mph (80.47 km/h)52.69 mph (84.8 km/h)
55 mph (88.51 km/h)57.96 mph (93.28 km/h)
60 mph (96.56 km/h)63.23 mph (101.76 km/h)
65 mph (104.61 km/h)68.5 mph (110.24 km/h)
70 mph (112.65 km/h)73.77 mph (118.72 km/h)
75 mph (120.7 km/h)79.04 mph (127.2 km/h)
80 mph (128.75 km/h)84.31 mph (135.68 km/h)
85 mph (136.79 km/h)89.57 mph (144.16 km/h)
90 mph (144.84 km/h)94.84 mph (152.64 km/h)
95 mph (152.89 km/h)100.11 mph (161.12 km/h)
100 mph (160.93 km/h)105.38 mph (169.6 km/h)

Gear Ratio / RPMs for New Tire (@ 65 mph)
2.35 2.73 2.94 3.07 3.21 3.31 3.42 3.55 3.73 3.91 4.11 4.27 4.56 4.88 5.13 5.29 5.38 5.71 6.17 7.17
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