Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
130/60r19 vs 130/90r16 Tire Comparison Side By Side
  130/60-19 130/90-16 Difference
Diameter inches (mm) 25.14 (638.6) 25.21 (640.4) 0.07 (1.8) 0.3%
Width inches (mm) 5.12 (130) 5.12 (130) 0 (0) 0%
Circum. inches (mm) 78.99 (2006.22) 79.21 (2011.88) 0.22 (5.65) 0.3%
Sidewall Height inches (mm) 3.07 (78) 4.61 (117) 1.54 (39) 50%
Revolutions per mile (km) 802.18 (498.45) 799.92 (497.05) -2.25 (-1.4) -0.3%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)20.06 mph (32.28 km/h)
25 mph (40.23 km/h)25.07 mph (40.35 km/h)
30 mph (48.28 km/h)30.08 mph (48.42 km/h)
35 mph (56.33 km/h)35.1 mph (56.49 km/h)
40 mph (64.37 km/h)40.11 mph (64.56 km/h)
45 mph (72.42 km/h)45.13 mph (72.62 km/h)
50 mph (80.47 km/h)50.14 mph (80.69 km/h)
55 mph (88.51 km/h)55.16 mph (88.76 km/h)
60 mph (96.56 km/h)60.17 mph (96.83 km/h)
65 mph (104.61 km/h)65.18 mph (104.9 km/h)
70 mph (112.65 km/h)70.2 mph (112.97 km/h)
75 mph (120.7 km/h)75.21 mph (121.04 km/h)
80 mph (128.75 km/h)80.23 mph (129.11 km/h)
85 mph (136.79 km/h)85.24 mph (137.18 km/h)
90 mph (144.84 km/h)90.25 mph (145.25 km/h)
95 mph (152.89 km/h)95.27 mph (153.32 km/h)
100 mph (160.93 km/h)100.28 mph (161.39 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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