Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
295/25r22 vs 295/20r22 Tire Comparison Side By Side
  295/25-22 295/20-22 Difference
Diameter inches (mm) 27.81 (706.3) 26.65 (676.8) -1.16 (-29.5) -4.2%
Width inches (mm) 11.61 (295) 11.61 (295) 0 (0) 0%
Circum. inches (mm) 87.36 (2218.91) 83.71 (2126.23) -3.65 (-92.68) -4.2%
Sidewall Height inches (mm) 2.9 (73.75) 2.32 (59) -0.58 (-14.75) -20%
Revolutions per mile (km) 725.29 (450.67) 756.9 (470.32) 31.61 (19.64) 4.4%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.16 mph (30.84 km/h)
25 mph (40.23 km/h)23.96 mph (38.55 km/h)
30 mph (48.28 km/h)28.75 mph (46.26 km/h)
35 mph (56.33 km/h)33.54 mph (53.97 km/h)
40 mph (64.37 km/h)38.33 mph (61.69 km/h)
45 mph (72.42 km/h)43.12 mph (69.4 km/h)
50 mph (80.47 km/h)47.91 mph (77.11 km/h)
55 mph (88.51 km/h)52.7 mph (84.82 km/h)
60 mph (96.56 km/h)57.49 mph (92.53 km/h)
65 mph (104.61 km/h)62.29 mph (100.24 km/h)
70 mph (112.65 km/h)67.08 mph (107.95 km/h)
75 mph (120.7 km/h)71.87 mph (115.66 km/h)
80 mph (128.75 km/h)76.66 mph (123.37 km/h)
85 mph (136.79 km/h)81.45 mph (131.08 km/h)
90 mph (144.84 km/h)86.24 mph (138.79 km/h)
95 mph (152.89 km/h)91.03 mph (146.5 km/h)
100 mph (160.93 km/h)95.82 mph (154.21 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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