Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
335/25r22 vs 335/40r22 Tire Comparison Side By Side
  335/25-22 335/40-22 Difference
Diameter inches (mm) 28.59 (726.3) 32.55 (826.8) 3.96 (100.5) 13.8%
Width inches (mm) 13.19 (335) 13.19 (335) 0 (0) 0%
Circum. inches (mm) 89.83 (2281.74) 102.26 (2597.47) 12.43 (315.73) 13.8%
Sidewall Height inches (mm) 3.3 (83.75) 5.28 (134) 1.98 (50.25) 60%
Revolutions per mile (km) 705.31 (438.26) 619.58 (384.99) -85.73 (-53.27) -12.2%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)22.77 mph (36.64 km/h)
25 mph (40.23 km/h)28.46 mph (45.8 km/h)
30 mph (48.28 km/h)34.15 mph (54.96 km/h)
35 mph (56.33 km/h)39.84 mph (64.12 km/h)
40 mph (64.37 km/h)45.53 mph (73.28 km/h)
45 mph (72.42 km/h)51.23 mph (82.44 km/h)
50 mph (80.47 km/h)56.92 mph (91.6 km/h)
55 mph (88.51 km/h)62.61 mph (100.76 km/h)
60 mph (96.56 km/h)68.3 mph (109.92 km/h)
65 mph (104.61 km/h)73.99 mph (119.08 km/h)
70 mph (112.65 km/h)79.69 mph (128.24 km/h)
75 mph (120.7 km/h)85.38 mph (137.4 km/h)
80 mph (128.75 km/h)91.07 mph (146.56 km/h)
85 mph (136.79 km/h)96.76 mph (155.72 km/h)
90 mph (144.84 km/h)102.45 mph (164.88 km/h)
95 mph (152.89 km/h)108.15 mph (174.04 km/h)
100 mph (160.93 km/h)113.84 mph (183.2 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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