Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
205/60r14 vs 195/65r14 Tire Comparison Side By Side
  205/60-14 195/65-14 Difference
Diameter inches (mm) 23.69 (601.6) 23.98 (609.1) 0.3 (7.5) 1.2%
Width inches (mm) 8.07 (205) 7.68 (195) -0.39 (-10) -4.9%
Circum. inches (mm) 74.41 (1889.98) 75.34 (1913.54) 0.93 (23.56) 1.2%
Sidewall Height inches (mm) 4.84 (123) 4.99 (126.75) 0.15 (3.75) 3%
Revolutions per mile (km) 851.51 (529.1) 841.03 (522.59) -10.48 (-6.51) -1.2%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.25 mph (32.59 km/h)
25 mph (40.23 km/h)25.31 mph (40.74 km/h)
30 mph (48.28 km/h)30.37 mph (48.88 km/h)
35 mph (56.33 km/h)35.44 mph (57.03 km/h)
40 mph (64.37 km/h)40.5 mph (65.18 km/h)
45 mph (72.42 km/h)45.56 mph (73.32 km/h)
50 mph (80.47 km/h)50.62 mph (81.47 km/h)
55 mph (88.51 km/h)55.69 mph (89.62 km/h)
60 mph (96.56 km/h)60.75 mph (97.76 km/h)
65 mph (104.61 km/h)65.81 mph (105.91 km/h)
70 mph (112.65 km/h)70.87 mph (114.06 km/h)
75 mph (120.7 km/h)75.94 mph (122.21 km/h)
80 mph (128.75 km/h)81 mph (130.35 km/h)
85 mph (136.79 km/h)86.06 mph (138.5 km/h)
90 mph (144.84 km/h)91.12 mph (146.65 km/h)
95 mph (152.89 km/h)96.18 mph (154.79 km/h)
100 mph (160.93 km/h)101.25 mph (162.94 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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