Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
335/25r22 vs 275/30r22 Tire Comparison Side By Side
  335/25-22 275/30-22 Difference
Diameter inches (mm) 28.59 (726.3) 28.5 (723.8) -0.1 (-2.5) -0.3%
Width inches (mm) 13.19 (335) 10.83 (275) -2.36 (-60) -17.9%
Circum. inches (mm) 89.83 (2281.74) 89.52 (2273.88) -0.31 (-7.85) -0.3%
Sidewall Height inches (mm) 3.3 (83.75) 3.25 (82.5) -0.05 (-1.25) -1.5%
Revolutions per mile (km) 705.31 (438.26) 707.75 (439.78) 2.44 (1.51) 0.3%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.93 mph (32.08 km/h)
25 mph (40.23 km/h)24.91 mph (40.1 km/h)
30 mph (48.28 km/h)29.9 mph (48.11 km/h)
35 mph (56.33 km/h)34.88 mph (56.13 km/h)
40 mph (64.37 km/h)39.86 mph (64.15 km/h)
45 mph (72.42 km/h)44.85 mph (72.17 km/h)
50 mph (80.47 km/h)49.83 mph (80.19 km/h)
55 mph (88.51 km/h)54.81 mph (88.21 km/h)
60 mph (96.56 km/h)59.79 mph (96.23 km/h)
65 mph (104.61 km/h)64.78 mph (104.25 km/h)
70 mph (112.65 km/h)69.76 mph (112.27 km/h)
75 mph (120.7 km/h)74.74 mph (120.29 km/h)
80 mph (128.75 km/h)79.72 mph (128.3 km/h)
85 mph (136.79 km/h)84.71 mph (136.32 km/h)
90 mph (144.84 km/h)89.69 mph (144.34 km/h)
95 mph (152.89 km/h)94.67 mph (152.36 km/h)
100 mph (160.93 km/h)99.66 mph (160.38 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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