Accepts P-Metric and Inches
185/60-13 | 185/55-13 | Difference | |
---|---|---|---|
Diameter inches (mm) | 21.74 (552.2) | 21.01 (533.7) | -0.73 (-18.5) -3.4% |
Width inches (mm) | 7.28 (185) | 7.28 (185) | 0 (0) 0% |
Circum. inches (mm) | 68.3 (1734.79) | 66.01 (1676.67) | -2.29 (-58.12) -3.4% |
Sidewall Height inches (mm) | 4.37 (111) | 4.01 (101.75) | -0.36 (-9.25) -8.3% |
Revolutions per mile (km) | 927.69 (576.44) | 959.85 (596.42) | 32.16 (19.98) 3.5% |
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 19.33 mph (31.11 km/h) |
25 mph (40.23 km/h) | 24.16 mph (38.89 km/h) |
30 mph (48.28 km/h) | 28.99 mph (46.66 km/h) |
35 mph (56.33 km/h) | 33.83 mph (54.44 km/h) |
40 mph (64.37 km/h) | 38.66 mph (62.22 km/h) |
45 mph (72.42 km/h) | 43.49 mph (69.99 km/h) |
50 mph (80.47 km/h) | 48.32 mph (77.77 km/h) |
55 mph (88.51 km/h) | 53.16 mph (85.55 km/h) |
60 mph (96.56 km/h) | 57.99 mph (93.33 km/h) |
65 mph (104.61 km/h) | 62.82 mph (101.1 km/h) |
70 mph (112.65 km/h) | 67.65 mph (108.88 km/h) |
75 mph (120.7 km/h) | 72.49 mph (116.66 km/h) |
80 mph (128.75 km/h) | 77.32 mph (124.43 km/h) |
85 mph (136.79 km/h) | 82.15 mph (132.21 km/h) |
90 mph (144.84 km/h) | 86.98 mph (139.99 km/h) |
95 mph (152.89 km/h) | 91.82 mph (147.77 km/h) |
100 mph (160.93 km/h) | 96.65 mph (155.54 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