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 355/20r22 Tire Comparison Side By Side
  335/25-22 355/20-22 Difference
Diameter inches (mm) 28.59 (726.3) 27.59 (700.8) -1 (-25.5) -3.5%
Width inches (mm) 13.19 (335) 13.98 (355) 0.79 (20) 6%
Circum. inches (mm) 89.83 (2281.74) 86.68 (2201.63) -3.15 (-80.11) -3.5%
Sidewall Height inches (mm) 3.3 (83.75) 2.8 (71) -0.5 (-12.75) -15.2%
Revolutions per mile (km) 705.31 (438.26) 730.98 (454.21) 25.66 (15.95) 3.6%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.3 mph (31.06 km/h)
25 mph (40.23 km/h)24.12 mph (38.82 km/h)
30 mph (48.28 km/h)28.95 mph (46.59 km/h)
35 mph (56.33 km/h)33.77 mph (54.35 km/h)
40 mph (64.37 km/h)38.6 mph (62.11 km/h)
45 mph (72.42 km/h)43.42 mph (69.88 km/h)
50 mph (80.47 km/h)48.24 mph (77.64 km/h)
55 mph (88.51 km/h)53.07 mph (85.41 km/h)
60 mph (96.56 km/h)57.89 mph (93.17 km/h)
65 mph (104.61 km/h)62.72 mph (100.93 km/h)
70 mph (112.65 km/h)67.54 mph (108.7 km/h)
75 mph (120.7 km/h)72.37 mph (116.46 km/h)
80 mph (128.75 km/h)77.19 mph (124.23 km/h)
85 mph (136.79 km/h)82.02 mph (131.99 km/h)
90 mph (144.84 km/h)86.84 mph (139.76 km/h)
95 mph (152.89 km/h)91.66 mph (147.52 km/h)
100 mph (160.93 km/h)96.49 mph (155.28 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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