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Stock Sizes

  • 255/75-16

Plus Sizes

  • 255/75-16

Accepts P-Metric and Inches
/ R
/ R
165/82r15 vs 165/20r15 Tire Comparison Side By Side
  165/82-15 165/20-15 Difference
Diameter inches (mm) 25.65 (651.6) 17.6 (447) -8.06 (-204.6) -31.4%
Width inches (mm) 6.5 (165) 6.5 (165) 0 (0) 0%
Circum. inches (mm) 80.59 (2047.06) 55.29 (1404.29) -25.31 (-642.77) -31.4%
Sidewall Height inches (mm) 5.33 (135.3) 1.3 (33) -4.03 (-102.3) -75.6%
Revolutions per mile (km) 786.17 (488.5) 1146.02 (712.1) 359.85 (223.6) 45.8%

Speedometer Difference

Speedo Reading Actual Speed
20 mph (32.19 km/h)13.72 mph (22.08 km/h)
25 mph (40.23 km/h)17.15 mph (27.6 km/h)
30 mph (48.28 km/h)20.58 mph (33.12 km/h)
35 mph (56.33 km/h)24.01 mph (38.64 km/h)
40 mph (64.37 km/h)27.44 mph (44.16 km/h)
45 mph (72.42 km/h)30.87 mph (49.68 km/h)
50 mph (80.47 km/h)34.3 mph (55.2 km/h)
55 mph (88.51 km/h)37.73 mph (60.72 km/h)
60 mph (96.56 km/h)41.16 mph (66.24 km/h)
65 mph (104.61 km/h)44.59 mph (71.76 km/h)
70 mph (112.65 km/h)48.02 mph (77.28 km/h)
75 mph (120.7 km/h)51.45 mph (82.8 km/h)
80 mph (128.75 km/h)54.88 mph (88.32 km/h)
85 mph (136.79 km/h)58.31 mph (93.84 km/h)
90 mph (144.84 km/h)61.74 mph (99.36 km/h)
95 mph (152.89 km/h)65.17 mph (104.88 km/h)
100 mph (160.93 km/h)68.6 mph (110.4 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
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