Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
150/60r17 vs 150/50r17 Tire Comparison Side By Side
  150/60-17 150/50-17 Difference
Diameter inches (mm) 24.09 (611.8) 22.91 (581.8) -1.18 (-30) -4.9%
Width inches (mm) 5.91 (150) 5.91 (150) 0 (0) 0%
Circum. inches (mm) 75.67 (1922.03) 71.96 (1827.78) -3.71 (-94.25) -4.9%
Sidewall Height inches (mm) 3.54 (90) 2.95 (75) -0.59 (-15) -16.7%
Revolutions per mile (km) 837.32 (520.28) 880.49 (547.11) 43.18 (26.83) 5.2%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.02 mph (30.61 km/h)
25 mph (40.23 km/h)23.77 mph (38.26 km/h)
30 mph (48.28 km/h)28.53 mph (45.91 km/h)
35 mph (56.33 km/h)33.28 mph (53.57 km/h)
40 mph (64.37 km/h)38.04 mph (61.22 km/h)
45 mph (72.42 km/h)42.79 mph (68.87 km/h)
50 mph (80.47 km/h)47.55 mph (76.52 km/h)
55 mph (88.51 km/h)52.3 mph (84.17 km/h)
60 mph (96.56 km/h)57.06 mph (91.83 km/h)
65 mph (104.61 km/h)61.81 mph (99.48 km/h)
70 mph (112.65 km/h)66.57 mph (107.13 km/h)
75 mph (120.7 km/h)71.32 mph (114.78 km/h)
80 mph (128.75 km/h)76.08 mph (122.43 km/h)
85 mph (136.79 km/h)80.83 mph (130.09 km/h)
90 mph (144.84 km/h)85.59 mph (137.74 km/h)
95 mph (152.89 km/h)90.34 mph (145.39 km/h)
100 mph (160.93 km/h)95.1 mph (153.04 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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