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 345/25r22 Tire Comparison Side By Side
  335/25-22 345/25-22 Difference
Diameter inches (mm) 28.59 (726.3) 28.79 (731.3) 0.2 (5) 0.7%
Width inches (mm) 13.19 (335) 13.58 (345) 0.39 (10) 3%
Circum. inches (mm) 89.83 (2281.74) 90.45 (2297.45) 0.62 (15.71) 0.7%
Sidewall Height inches (mm) 3.3 (83.75) 3.4 (86.25) 0.1 (2.5) 3%
Revolutions per mile (km) 705.31 (438.26) 700.49 (435.26) -4.82 (-3) -0.7%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.14 mph (32.41 km/h)
25 mph (40.23 km/h)25.17 mph (40.51 km/h)
30 mph (48.28 km/h)30.21 mph (48.61 km/h)
35 mph (56.33 km/h)35.24 mph (56.71 km/h)
40 mph (64.37 km/h)40.28 mph (64.82 km/h)
45 mph (72.42 km/h)45.31 mph (72.92 km/h)
50 mph (80.47 km/h)50.34 mph (81.02 km/h)
55 mph (88.51 km/h)55.38 mph (89.12 km/h)
60 mph (96.56 km/h)60.41 mph (97.23 km/h)
65 mph (104.61 km/h)65.45 mph (105.33 km/h)
70 mph (112.65 km/h)70.48 mph (113.43 km/h)
75 mph (120.7 km/h)75.52 mph (121.53 km/h)
80 mph (128.75 km/h)80.55 mph (129.63 km/h)
85 mph (136.79 km/h)85.59 mph (137.74 km/h)
90 mph (144.84 km/h)90.62 mph (145.84 km/h)
95 mph (152.89 km/h)95.65 mph (153.94 km/h)
100 mph (160.93 km/h)100.69 mph (162.04 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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