Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
275/30r22 vs 335/25r22 Tire Comparison Side By Side
  275/30-22 335/25-22 Difference
Diameter inches (mm) 28.5 (723.8) 28.59 (726.3) 0.1 (2.5) 0.3%
Width inches (mm) 10.83 (275) 13.19 (335) 2.36 (60) 21.8%
Circum. inches (mm) 89.52 (2273.88) 89.83 (2281.74) 0.31 (7.85) 0.3%
Sidewall Height inches (mm) 3.25 (82.5) 3.3 (83.75) 0.05 (1.25) 1.5%
Revolutions per mile (km) 707.75 (439.78) 705.31 (438.26) -2.44 (-1.51) -0.3%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.07 mph (32.3 km/h)
25 mph (40.23 km/h)25.09 mph (40.37 km/h)
30 mph (48.28 km/h)30.1 mph (48.45 km/h)
35 mph (56.33 km/h)35.12 mph (56.52 km/h)
40 mph (64.37 km/h)40.14 mph (64.6 km/h)
45 mph (72.42 km/h)45.16 mph (72.67 km/h)
50 mph (80.47 km/h)50.17 mph (80.75 km/h)
55 mph (88.51 km/h)55.19 mph (88.82 km/h)
60 mph (96.56 km/h)60.21 mph (96.89 km/h)
65 mph (104.61 km/h)65.22 mph (104.97 km/h)
70 mph (112.65 km/h)70.24 mph (113.04 km/h)
75 mph (120.7 km/h)75.26 mph (121.12 km/h)
80 mph (128.75 km/h)80.28 mph (129.19 km/h)
85 mph (136.79 km/h)85.29 mph (137.27 km/h)
90 mph (144.84 km/h)90.31 mph (145.34 km/h)
95 mph (152.89 km/h)95.33 mph (153.42 km/h)
100 mph (160.93 km/h)100.35 mph (161.49 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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