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 355/30r22 Tire Comparison Side By Side
  335/25-22 355/30-22 Difference
Diameter inches (mm) 28.59 (726.3) 30.39 (771.8) 1.79 (45.5) 6.3%
Width inches (mm) 13.19 (335) 13.98 (355) 0.79 (20) 6%
Circum. inches (mm) 89.83 (2281.74) 95.46 (2424.68) 5.63 (142.94) 6.3%
Sidewall Height inches (mm) 3.3 (83.75) 4.19 (106.5) 0.9 (22.75) 27.2%
Revolutions per mile (km) 705.31 (438.26) 663.73 (412.42) -41.58 (-25.84) -5.9%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)21.25 mph (34.2 km/h)
25 mph (40.23 km/h)26.57 mph (42.75 km/h)
30 mph (48.28 km/h)31.88 mph (51.31 km/h)
35 mph (56.33 km/h)37.19 mph (59.86 km/h)
40 mph (64.37 km/h)42.51 mph (68.41 km/h)
45 mph (72.42 km/h)47.82 mph (76.96 km/h)
50 mph (80.47 km/h)53.13 mph (85.51 km/h)
55 mph (88.51 km/h)58.45 mph (94.06 km/h)
60 mph (96.56 km/h)63.76 mph (102.61 km/h)
65 mph (104.61 km/h)69.07 mph (111.16 km/h)
70 mph (112.65 km/h)74.39 mph (119.71 km/h)
75 mph (120.7 km/h)79.7 mph (128.26 km/h)
80 mph (128.75 km/h)85.01 mph (136.81 km/h)
85 mph (136.79 km/h)90.32 mph (145.36 km/h)
90 mph (144.84 km/h)95.64 mph (153.92 km/h)
95 mph (152.89 km/h)100.95 mph (162.47 km/h)
100 mph (160.93 km/h)106.26 mph (171.02 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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