Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
200/60r16 vs 210/70r16 Tire Comparison Side By Side
  200/60-16 210/70-16 Difference
Diameter inches (mm) 25.45 (646.4) 27.57 (700.4) 2.13 (54) 8.4%
Width inches (mm) 7.87 (200) 8.27 (210) 0.39 (10) 5%
Circum. inches (mm) 79.95 (2030.73) 86.63 (2200.37) 6.68 (169.65) 8.4%
Sidewall Height inches (mm) 4.72 (120) 5.79 (147) 1.06 (27) 22.5%
Revolutions per mile (km) 792.5 (492.43) 731.4 (454.47) -61.1 (-37.97) -7.7%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)21.67 mph (34.88 km/h)
25 mph (40.23 km/h)27.09 mph (43.59 km/h)
30 mph (48.28 km/h)32.51 mph (52.31 km/h)
35 mph (56.33 km/h)37.92 mph (61.03 km/h)
40 mph (64.37 km/h)43.34 mph (69.75 km/h)
45 mph (72.42 km/h)48.76 mph (78.47 km/h)
50 mph (80.47 km/h)54.18 mph (87.19 km/h)
55 mph (88.51 km/h)59.59 mph (95.91 km/h)
60 mph (96.56 km/h)65.01 mph (104.63 km/h)
65 mph (104.61 km/h)70.43 mph (113.35 km/h)
70 mph (112.65 km/h)75.85 mph (122.07 km/h)
75 mph (120.7 km/h)81.27 mph (130.78 km/h)
80 mph (128.75 km/h)86.68 mph (139.5 km/h)
85 mph (136.79 km/h)92.1 mph (148.22 km/h)
90 mph (144.84 km/h)97.52 mph (156.94 km/h)
95 mph (152.89 km/h)102.94 mph (165.66 km/h)
100 mph (160.93 km/h)108.35 mph (174.38 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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