Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
295/45r19 vs 295/35r19 Tire Comparison Side By Side
  295/45-19 295/35-19 Difference
Diameter inches (mm) 29.45 (748.1) 27.13 (689.1) -2.32 (-59) -7.9%
Width inches (mm) 11.61 (295) 11.61 (295) 0 (0) 0%
Circum. inches (mm) 92.53 (2350.23) 85.23 (2164.87) -7.3 (-185.35) -7.9%
Sidewall Height inches (mm) 5.23 (132.75) 4.06 (103.25) -1.16 (-29.5) -22.2%
Revolutions per mile (km) 684.76 (425.49) 743.39 (461.92) 58.63 (36.43) 8.6%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)18.42 mph (29.65 km/h)
25 mph (40.23 km/h)23.03 mph (37.06 km/h)
30 mph (48.28 km/h)27.63 mph (44.47 km/h)
35 mph (56.33 km/h)32.24 mph (51.88 km/h)
40 mph (64.37 km/h)36.85 mph (59.3 km/h)
45 mph (72.42 km/h)41.45 mph (66.71 km/h)
50 mph (80.47 km/h)46.06 mph (74.12 km/h)
55 mph (88.51 km/h)50.66 mph (81.53 km/h)
60 mph (96.56 km/h)55.27 mph (88.95 km/h)
65 mph (104.61 km/h)59.87 mph (96.36 km/h)
70 mph (112.65 km/h)64.48 mph (103.77 km/h)
75 mph (120.7 km/h)69.09 mph (111.18 km/h)
80 mph (128.75 km/h)73.69 mph (118.59 km/h)
85 mph (136.79 km/h)78.3 mph (126.01 km/h)
90 mph (144.84 km/h)82.9 mph (133.42 km/h)
95 mph (152.89 km/h)87.51 mph (140.83 km/h)
100 mph (160.93 km/h)92.11 mph (148.24 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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