Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
110/90r19 vs 130/60r19 Tire Comparison Side By Side
  110/90-19 130/60-19 Difference
Diameter inches (mm) 26.8 (680.6) 25.14 (638.6) -1.65 (-42) -6.2%
Width inches (mm) 4.33 (110) 5.12 (130) 0.79 (20) 18.2%
Circum. inches (mm) 84.18 (2138.17) 78.99 (2006.22) -5.19 (-131.95) -6.2%
Sidewall Height inches (mm) 3.9 (99) 3.07 (78) -0.83 (-21) -21.2%
Revolutions per mile (km) 752.67 (467.69) 802.18 (498.45) 49.5 (30.76) 6.6%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)18.77 mph (30.2 km/h)
25 mph (40.23 km/h)23.46 mph (37.75 km/h)
30 mph (48.28 km/h)28.15 mph (45.3 km/h)
35 mph (56.33 km/h)32.84 mph (52.85 km/h)
40 mph (64.37 km/h)37.53 mph (60.4 km/h)
45 mph (72.42 km/h)42.22 mph (67.95 km/h)
50 mph (80.47 km/h)46.91 mph (75.5 km/h)
55 mph (88.51 km/h)51.61 mph (83.05 km/h)
60 mph (96.56 km/h)56.3 mph (90.6 km/h)
65 mph (104.61 km/h)60.99 mph (98.15 km/h)
70 mph (112.65 km/h)65.68 mph (105.7 km/h)
75 mph (120.7 km/h)70.37 mph (113.25 km/h)
80 mph (128.75 km/h)75.06 mph (120.8 km/h)
85 mph (136.79 km/h)79.75 mph (128.35 km/h)
90 mph (144.84 km/h)84.45 mph (135.9 km/h)
95 mph (152.89 km/h)89.14 mph (143.45 km/h)
100 mph (160.93 km/h)93.83 mph (151 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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