Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
160/60r16 vs 195/65r16 Tire Comparison Side By Side
  160/60-16 195/65-16 Difference
Diameter inches (mm) 23.56 (598.4) 25.98 (659.9) 2.42 (61.5) 10.3%
Width inches (mm) 6.3 (160) 7.68 (195) 1.38 (35) 21.9%
Circum. inches (mm) 74.01 (1879.93) 81.62 (2073.14) 7.61 (193.21) 10.3%
Sidewall Height inches (mm) 3.78 (96) 4.99 (126.75) 1.21 (30.75) 32%
Revolutions per mile (km) 856.07 (531.93) 776.28 (482.36) -79.78 (-49.57) -9.3%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)22.06 mph (35.49 km/h)
25 mph (40.23 km/h)27.57 mph (44.37 km/h)
30 mph (48.28 km/h)33.08 mph (53.24 km/h)
35 mph (56.33 km/h)38.6 mph (62.12 km/h)
40 mph (64.37 km/h)44.11 mph (70.99 km/h)
45 mph (72.42 km/h)49.62 mph (79.86 km/h)
50 mph (80.47 km/h)55.14 mph (88.74 km/h)
55 mph (88.51 km/h)60.65 mph (97.61 km/h)
60 mph (96.56 km/h)66.17 mph (106.48 km/h)
65 mph (104.61 km/h)71.68 mph (115.36 km/h)
70 mph (112.65 km/h)77.19 mph (124.23 km/h)
75 mph (120.7 km/h)82.71 mph (133.11 km/h)
80 mph (128.75 km/h)88.22 mph (141.98 km/h)
85 mph (136.79 km/h)93.74 mph (150.85 km/h)
90 mph (144.84 km/h)99.25 mph (159.73 km/h)
95 mph (152.89 km/h)104.76 mph (168.6 km/h)
100 mph (160.93 km/h)110.28 mph (177.47 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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