Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
245/35r16 vs 295/35r16 Tire Comparison Side By Side
  245/35-16 295/35-16 Difference
Diameter inches (mm) 22.75 (577.9) 24.13 (612.9) 1.38 (35) 6.1%
Width inches (mm) 9.65 (245) 11.61 (295) 1.97 (50) 20.4%
Circum. inches (mm) 71.48 (1815.53) 75.81 (1925.48) 4.33 (109.96) 6.1%
Sidewall Height inches (mm) 3.38 (85.75) 4.06 (103.25) 0.69 (17.5) 20.4%
Revolutions per mile (km) 886.43 (550.8) 835.81 (519.35) -50.62 (-31.45) -5.7%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)21.21 mph (34.14 km/h)
25 mph (40.23 km/h)26.51 mph (42.67 km/h)
30 mph (48.28 km/h)31.82 mph (51.2 km/h)
35 mph (56.33 km/h)37.12 mph (59.74 km/h)
40 mph (64.37 km/h)42.42 mph (68.27 km/h)
45 mph (72.42 km/h)47.73 mph (76.81 km/h)
50 mph (80.47 km/h)53.03 mph (85.34 km/h)
55 mph (88.51 km/h)58.33 mph (93.87 km/h)
60 mph (96.56 km/h)63.63 mph (102.41 km/h)
65 mph (104.61 km/h)68.94 mph (110.94 km/h)
70 mph (112.65 km/h)74.24 mph (119.48 km/h)
75 mph (120.7 km/h)79.54 mph (128.01 km/h)
80 mph (128.75 km/h)84.85 mph (136.55 km/h)
85 mph (136.79 km/h)90.15 mph (145.08 km/h)
90 mph (144.84 km/h)95.45 mph (153.61 km/h)
95 mph (152.89 km/h)100.75 mph (162.15 km/h)
100 mph (160.93 km/h)106.06 mph (170.68 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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