Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
175/75r16 vs 175/60r16 Tire Comparison Side By Side
  175/75-16 175/60-16 Difference
Diameter inches (mm) 26.33 (668.9) 24.27 (616.4) -2.07 (-52.5) -7.8%
Width inches (mm) 6.89 (175) 6.89 (175) 0 (0) 0%
Circum. inches (mm) 82.73 (2101.41) 76.24 (1936.48) -6.49 (-164.93) -7.8%
Sidewall Height inches (mm) 5.17 (131.25) 4.13 (105) -1.03 (-26.25) -20%
Revolutions per mile (km) 765.84 (475.87) 831.07 (516.4) 65.23 (40.53) 8.5%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)18.43 mph (29.66 km/h)
25 mph (40.23 km/h)23.04 mph (37.08 km/h)
30 mph (48.28 km/h)27.65 mph (44.49 km/h)
35 mph (56.33 km/h)32.25 mph (51.91 km/h)
40 mph (64.37 km/h)36.86 mph (59.32 km/h)
45 mph (72.42 km/h)41.47 mph (66.74 km/h)
50 mph (80.47 km/h)46.08 mph (74.15 km/h)
55 mph (88.51 km/h)50.68 mph (81.57 km/h)
60 mph (96.56 km/h)55.29 mph (88.98 km/h)
65 mph (104.61 km/h)59.9 mph (96.4 km/h)
70 mph (112.65 km/h)64.51 mph (103.81 km/h)
75 mph (120.7 km/h)69.11 mph (111.23 km/h)
80 mph (128.75 km/h)73.72 mph (118.64 km/h)
85 mph (136.79 km/h)78.33 mph (126.06 km/h)
90 mph (144.84 km/h)82.94 mph (133.47 km/h)
95 mph (152.89 km/h)87.54 mph (140.89 km/h)
100 mph (160.93 km/h)92.15 mph (148.3 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
21152457264627632889297930783195335735193699384341044392461747614842513955536453
Better Fuel Economy Factory Ratios Increased Power

Most Popular 175/75-R16 Comparisons

To Top