Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
295/25r19 vs 255/25r19 Tire Comparison Side By Side
  295/25-19 255/25-19 Difference
Diameter inches (mm) 24.81 (630.1) 24.02 (610.1) -0.79 (-20) -3.2%
Width inches (mm) 11.61 (295) 10.04 (255) -1.57 (-40) -13.6%
Circum. inches (mm) 77.93 (1979.52) 75.46 (1916.69) -2.47 (-62.83) -3.2%
Sidewall Height inches (mm) 2.9 (73.75) 2.51 (63.75) -0.39 (-10) -13.6%
Revolutions per mile (km) 813 (505.17) 839.65 (521.73) 26.65 (16.56) 3.3%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.37 mph (31.17 km/h)
25 mph (40.23 km/h)24.21 mph (38.96 km/h)
30 mph (48.28 km/h)29.05 mph (46.75 km/h)
35 mph (56.33 km/h)33.89 mph (54.54 km/h)
40 mph (64.37 km/h)38.73 mph (62.33 km/h)
45 mph (72.42 km/h)43.57 mph (70.12 km/h)
50 mph (80.47 km/h)48.41 mph (77.91 km/h)
55 mph (88.51 km/h)53.25 mph (85.7 km/h)
60 mph (96.56 km/h)58.1 mph (93.5 km/h)
65 mph (104.61 km/h)62.94 mph (101.29 km/h)
70 mph (112.65 km/h)67.78 mph (109.08 km/h)
75 mph (120.7 km/h)72.62 mph (116.87 km/h)
80 mph (128.75 km/h)77.46 mph (124.66 km/h)
85 mph (136.79 km/h)82.3 mph (132.45 km/h)
90 mph (144.84 km/h)87.14 mph (140.24 km/h)
95 mph (152.89 km/h)91.98 mph (148.04 km/h)
100 mph (160.93 km/h)96.83 mph (155.83 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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