Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
295/50r16 vs 295/75r16 Tire Comparison Side By Side
  295/50-16 295/75-16 Difference
Diameter inches (mm) 27.61 (701.4) 33.42 (848.9) 5.81 (147.5) 21%
Width inches (mm) 11.61 (295) 11.61 (295) 0 (0) 0%
Circum. inches (mm) 86.75 (2203.51) 105 (2666.9) 18.24 (463.38) 21%
Sidewall Height inches (mm) 5.81 (147.5) 8.71 (221.25) 2.9 (73.75) 50%
Revolutions per mile (km) 730.35 (453.82) 603.45 (374.97) -126.9 (-78.85) -17.4%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)24.21 mph (38.96 km/h)
25 mph (40.23 km/h)30.26 mph (48.69 km/h)
30 mph (48.28 km/h)36.31 mph (58.43 km/h)
35 mph (56.33 km/h)42.36 mph (68.17 km/h)
40 mph (64.37 km/h)48.41 mph (77.91 km/h)
45 mph (72.42 km/h)54.46 mph (87.65 km/h)
50 mph (80.47 km/h)60.51 mph (97.39 km/h)
55 mph (88.51 km/h)66.57 mph (107.13 km/h)
60 mph (96.56 km/h)72.62 mph (116.87 km/h)
65 mph (104.61 km/h)78.67 mph (126.61 km/h)
70 mph (112.65 km/h)84.72 mph (136.34 km/h)
75 mph (120.7 km/h)90.77 mph (146.08 km/h)
80 mph (128.75 km/h)96.82 mph (155.82 km/h)
85 mph (136.79 km/h)102.87 mph (165.56 km/h)
90 mph (144.84 km/h)108.93 mph (175.3 km/h)
95 mph (152.89 km/h)114.98 mph (185.04 km/h)
100 mph (160.93 km/h)121.03 mph (194.78 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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