Accepts P-Metric and Inches
215/65-15 | 255/60-15 | Difference | |
---|---|---|---|
Diameter inches (mm) | 26 (660.5) | 27.05 (687) | 1.04 (26.5) 4% |
Width inches (mm) | 8.46 (215) | 10.04 (255) | 1.57 (40) 18.6% |
Circum. inches (mm) | 81.69 (2075.02) | 84.97 (2158.27) | 3.28 (83.25) 4% |
Sidewall Height inches (mm) | 5.5 (139.75) | 6.02 (153) | 0.52 (13.25) 9.5% |
Revolutions per mile (km) | 775.58 (481.92) | 745.66 (463.33) | -29.92 (-18.59) -3.9% |
255/60-15 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.8 mph (33.48 km/h) |
25 mph (40.23 km/h) | 26 mph (41.85 km/h) |
30 mph (48.28 km/h) | 31.2 mph (50.22 km/h) |
35 mph (56.33 km/h) | 36.4 mph (58.59 km/h) |
40 mph (64.37 km/h) | 41.6 mph (66.96 km/h) |
45 mph (72.42 km/h) | 46.81 mph (75.33 km/h) |
50 mph (80.47 km/h) | 52.01 mph (83.7 km/h) |
55 mph (88.51 km/h) | 57.21 mph (92.07 km/h) |
60 mph (96.56 km/h) | 62.41 mph (100.43 km/h) |
65 mph (104.61 km/h) | 67.61 mph (108.8 km/h) |
70 mph (112.65 km/h) | 72.81 mph (117.17 km/h) |
75 mph (120.7 km/h) | 78.01 mph (125.54 km/h) |
80 mph (128.75 km/h) | 83.21 mph (133.91 km/h) |
85 mph (136.79 km/h) | 88.41 mph (142.28 km/h) |
90 mph (144.84 km/h) | 93.61 mph (150.65 km/h) |
95 mph (152.89 km/h) | 98.81 mph (159.02 km/h) |
100 mph (160.93 km/h) | 104.01 mph (167.39 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1898 | 2204 | 2374 | 2479 | 2592 | 2673 | 2762 | 2867 | 3012 | 3157 | 3319 | 3448 | 3682 | 3940 | 4142 | 4272 | 4344 | 4611 | 4982 | 5790 |
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