Tire Size Calculator

Tire Size Finder (optional):

Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
345/35r19 vs 345/75r17 Tire Comparison Side By Side
  345/35-19 345/75-17 Difference
Diameter inches (mm) 28.51 (724.1) 37.37 (949.3) 8.87 (225.2) 31.1%
Width inches (mm) 13.58 (345) 13.58 (345) 0 (0) 0%
Circum. inches (mm) 89.56 (2274.83) 117.41 (2982.31) 27.85 (707.49) 31.1%
Sidewall Height inches (mm) 4.75 (120.75) 10.19 (258.75) 5.43 (138) 114.3%
Revolutions per mile (km) 707.46 (439.59) 539.63 (335.31) -167.83 (-104.28) -23.7%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)26.22 mph (42.2 km/h)
25 mph (40.23 km/h)32.78 mph (52.75 km/h)
30 mph (48.28 km/h)39.33 mph (63.3 km/h)
35 mph (56.33 km/h)45.89 mph (73.85 km/h)
40 mph (64.37 km/h)52.44 mph (84.39 km/h)
45 mph (72.42 km/h)59 mph (94.94 km/h)
50 mph (80.47 km/h)65.55 mph (105.49 km/h)
55 mph (88.51 km/h)72.11 mph (116.04 km/h)
60 mph (96.56 km/h)78.66 mph (126.59 km/h)
65 mph (104.61 km/h)85.22 mph (137.14 km/h)
70 mph (112.65 km/h)91.77 mph (147.69 km/h)
75 mph (120.7 km/h)98.33 mph (158.24 km/h)
80 mph (128.75 km/h)104.88 mph (168.79 km/h)
85 mph (136.79 km/h)111.44 mph (179.34 km/h)
90 mph (144.84 km/h)117.99 mph (189.89 km/h)
95 mph (152.89 km/h)124.55 mph (200.44 km/h)
100 mph (160.93 km/h)131.1 mph (210.99 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
13731595171817941876193419992074218022852402249526652852299830913144333736064190
Better Fuel Economy Factory Ratios Increased Power

Most Popular 345/35-R19 Comparisons

To Top