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 295/55r15 Tire Comparison Side By Side
  295/50-16 295/55-15 Difference
Diameter inches (mm) 27.61 (701.4) 27.78 (705.5) 0.16 (4.1) 0.6%
Width inches (mm) 11.61 (295) 11.61 (295) 0 (0) 0%
Circum. inches (mm) 86.75 (2203.51) 87.26 (2216.39) 0.51 (12.88) 0.6%
Sidewall Height inches (mm) 5.81 (147.5) 6.39 (162.25) 0.58 (14.75) 10%
Revolutions per mile (km) 730.35 (453.82) 726.11 (451.18) -4.24 (-2.64) -0.6%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.12 mph (32.38 km/h)
25 mph (40.23 km/h)25.15 mph (40.47 km/h)
30 mph (48.28 km/h)30.18 mph (48.56 km/h)
35 mph (56.33 km/h)35.2 mph (56.66 km/h)
40 mph (64.37 km/h)40.23 mph (64.75 km/h)
45 mph (72.42 km/h)45.26 mph (72.84 km/h)
50 mph (80.47 km/h)50.29 mph (80.94 km/h)
55 mph (88.51 km/h)55.32 mph (89.03 km/h)
60 mph (96.56 km/h)60.35 mph (97.13 km/h)
65 mph (104.61 km/h)65.38 mph (105.22 km/h)
70 mph (112.65 km/h)70.41 mph (113.31 km/h)
75 mph (120.7 km/h)75.44 mph (121.41 km/h)
80 mph (128.75 km/h)80.47 mph (129.5 km/h)
85 mph (136.79 km/h)85.5 mph (137.59 km/h)
90 mph (144.84 km/h)90.53 mph (145.69 km/h)
95 mph (152.89 km/h)95.56 mph (153.78 km/h)
100 mph (160.93 km/h)100.58 mph (161.88 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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