Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
335/35r17 vs 335/30r17 Tire Comparison Side By Side
  335/35-17 335/30-17 Difference
Diameter inches (mm) 26.23 (666.3) 24.91 (632.8) -1.32 (-33.5) -5%
Width inches (mm) 13.19 (335) 13.19 (335) 0 (0) 0%
Circum. inches (mm) 82.41 (2093.24) 78.27 (1988) -4.14 (-105.24) -5%
Sidewall Height inches (mm) 4.62 (117.25) 3.96 (100.5) -0.66 (-16.75) -14.3%
Revolutions per mile (km) 768.83 (477.73) 809.53 (503.02) 40.7 (25.29) 5.3%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)18.99 mph (30.57 km/h)
25 mph (40.23 km/h)23.74 mph (38.21 km/h)
30 mph (48.28 km/h)28.49 mph (45.85 km/h)
35 mph (56.33 km/h)33.24 mph (53.5 km/h)
40 mph (64.37 km/h)37.99 mph (61.14 km/h)
45 mph (72.42 km/h)42.74 mph (68.78 km/h)
50 mph (80.47 km/h)47.49 mph (76.42 km/h)
55 mph (88.51 km/h)52.23 mph (84.06 km/h)
60 mph (96.56 km/h)56.98 mph (91.71 km/h)
65 mph (104.61 km/h)61.73 mph (99.35 km/h)
70 mph (112.65 km/h)66.48 mph (106.99 km/h)
75 mph (120.7 km/h)71.23 mph (114.63 km/h)
80 mph (128.75 km/h)75.98 mph (122.27 km/h)
85 mph (136.79 km/h)80.73 mph (129.92 km/h)
90 mph (144.84 km/h)85.48 mph (137.56 km/h)
95 mph (152.89 km/h)90.22 mph (145.2 km/h)
100 mph (160.93 km/h)94.97 mph (152.84 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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