Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
160/60r14 vs 140/60r14 Tire Comparison Side By Side
  160/60-14 140/60-14 Difference
Diameter inches (mm) 21.56 (547.6) 20.61 (523.6) -0.94 (-24) -4.4%
Width inches (mm) 6.3 (160) 5.51 (140) -0.79 (-20) -12.5%
Circum. inches (mm) 67.73 (1720.34) 64.76 (1644.94) -2.97 (-75.4) -4.4%
Sidewall Height inches (mm) 3.78 (96) 3.31 (84) -0.47 (-12) -12.5%
Revolutions per mile (km) 935.48 (581.28) 978.36 (607.92) 42.88 (26.64) 4.6%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)19.12 mph (30.78 km/h)
25 mph (40.23 km/h)23.9 mph (38.47 km/h)
30 mph (48.28 km/h)28.69 mph (46.16 km/h)
35 mph (56.33 km/h)33.47 mph (53.86 km/h)
40 mph (64.37 km/h)38.25 mph (61.55 km/h)
45 mph (72.42 km/h)43.03 mph (69.25 km/h)
50 mph (80.47 km/h)47.81 mph (76.94 km/h)
55 mph (88.51 km/h)52.59 mph (84.63 km/h)
60 mph (96.56 km/h)57.37 mph (92.33 km/h)
65 mph (104.61 km/h)62.15 mph (100.02 km/h)
70 mph (112.65 km/h)66.93 mph (107.72 km/h)
75 mph (120.7 km/h)71.71 mph (115.41 km/h)
80 mph (128.75 km/h)76.49 mph (123.11 km/h)
85 mph (136.79 km/h)81.27 mph (130.8 km/h)
90 mph (144.84 km/h)86.06 mph (138.49 km/h)
95 mph (152.89 km/h)90.84 mph (146.19 km/h)
100 mph (160.93 km/h)95.62 mph (153.88 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
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Better Fuel Economy Factory Ratios Increased Power

Most Popular 160/60-R14 Comparisons

To Top