Accepts P-Metric and Inches
145/80-12 | 165/70-12 | Difference | |
---|---|---|---|
Diameter inches (mm) | 21.13 (536.8) | 21.09 (535.8) | -0.04 (-1) -0.2% |
Width inches (mm) | 5.71 (145) | 6.5 (165) | 0.79 (20) 13.8% |
Circum. inches (mm) | 66.39 (1686.41) | 66.27 (1683.27) | -0.12 (-3.14) -0.2% |
Sidewall Height inches (mm) | 4.57 (116) | 4.55 (115.5) | -0.02 (-0.5) -0.4% |
Revolutions per mile (km) | 954.3 (592.98) | 956.08 (594.08) | 1.78 (1.11) 0.2% |
165/70-12 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.96 mph (32.13 km/h) |
25 mph (40.23 km/h) | 24.95 mph (40.16 km/h) |
30 mph (48.28 km/h) | 29.94 mph (48.19 km/h) |
35 mph (56.33 km/h) | 34.93 mph (56.22 km/h) |
40 mph (64.37 km/h) | 39.93 mph (64.25 km/h) |
45 mph (72.42 km/h) | 44.92 mph (72.29 km/h) |
50 mph (80.47 km/h) | 49.91 mph (80.32 km/h) |
55 mph (88.51 km/h) | 54.9 mph (88.35 km/h) |
60 mph (96.56 km/h) | 59.89 mph (96.38 km/h) |
65 mph (104.61 km/h) | 64.88 mph (104.41 km/h) |
70 mph (112.65 km/h) | 69.87 mph (112.44 km/h) |
75 mph (120.7 km/h) | 74.86 mph (120.48 km/h) |
80 mph (128.75 km/h) | 79.85 mph (128.51 km/h) |
85 mph (136.79 km/h) | 84.84 mph (136.54 km/h) |
90 mph (144.84 km/h) | 89.83 mph (144.57 km/h) |
95 mph (152.89 km/h) | 94.82 mph (152.6 km/h) |
100 mph (160.93 km/h) | 99.81 mph (160.63 km/h) |
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