Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
200/55r16 vs 205/60r16 Tire Comparison Side By Side
  200/55-16 205/60-16 Difference
Diameter inches (mm) 24.66 (626.4) 25.69 (652.4) 1.02 (26) 4.2%
Width inches (mm) 7.87 (200) 8.07 (205) 0.2 (5) 2.5%
Circum. inches (mm) 77.48 (1967.89) 80.69 (2049.58) 3.22 (81.68) 4.2%
Sidewall Height inches (mm) 4.33 (110) 4.84 (123) 0.51 (13) 11.8%
Revolutions per mile (km) 817.8 (508.16) 785.21 (487.91) -32.59 (-20.25) -4%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.83 mph (33.52 km/h)
25 mph (40.23 km/h)26.04 mph (41.9 km/h)
30 mph (48.28 km/h)31.25 mph (50.28 km/h)
35 mph (56.33 km/h)36.45 mph (58.67 km/h)
40 mph (64.37 km/h)41.66 mph (67.05 km/h)
45 mph (72.42 km/h)46.87 mph (75.43 km/h)
50 mph (80.47 km/h)52.08 mph (83.81 km/h)
55 mph (88.51 km/h)57.28 mph (92.19 km/h)
60 mph (96.56 km/h)62.49 mph (100.57 km/h)
65 mph (104.61 km/h)67.7 mph (108.95 km/h)
70 mph (112.65 km/h)72.91 mph (117.33 km/h)
75 mph (120.7 km/h)78.11 mph (125.71 km/h)
80 mph (128.75 km/h)83.32 mph (134.09 km/h)
85 mph (136.79 km/h)88.53 mph (142.47 km/h)
90 mph (144.84 km/h)93.74 mph (150.85 km/h)
95 mph (152.89 km/h)98.94 mph (159.23 km/h)
100 mph (160.93 km/h)104.15 mph (167.61 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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