Tire Size Calculator

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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
265/35r22 vs 245/65r22 Tire Comparison Side By Side
  265/35-22 245/65-22 Difference
Diameter inches (mm) 29.3 (744.3) 34.54 (877.3) 5.24 (133) 17.9%
Width inches (mm) 10.43 (265) 9.65 (245) -0.79 (-20) -7.5%
Circum. inches (mm) 92.06 (2338.29) 108.51 (2756.12) 16.45 (417.83) 17.9%
Sidewall Height inches (mm) 3.65 (92.75) 6.27 (159.25) 2.62 (66.5) 71.7%
Revolutions per mile (km) 688.26 (427.66) 583.92 (362.83) -104.34 (-64.83) -15.2%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)23.57 mph (37.94 km/h)
25 mph (40.23 km/h)29.47 mph (47.42 km/h)
30 mph (48.28 km/h)35.36 mph (56.91 km/h)
35 mph (56.33 km/h)41.25 mph (66.39 km/h)
40 mph (64.37 km/h)47.15 mph (75.88 km/h)
45 mph (72.42 km/h)53.04 mph (85.36 km/h)
50 mph (80.47 km/h)58.93 mph (94.85 km/h)
55 mph (88.51 km/h)64.83 mph (104.33 km/h)
60 mph (96.56 km/h)70.72 mph (113.82 km/h)
65 mph (104.61 km/h)76.61 mph (123.3 km/h)
70 mph (112.65 km/h)82.51 mph (132.78 km/h)
75 mph (120.7 km/h)88.4 mph (142.27 km/h)
80 mph (128.75 km/h)94.3 mph (151.75 km/h)
85 mph (136.79 km/h)100.19 mph (161.24 km/h)
90 mph (144.84 km/h)106.08 mph (170.72 km/h)
95 mph (152.89 km/h)111.98 mph (180.21 km/h)
100 mph (160.93 km/h)117.87 mph (189.69 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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