Accepts P-Metric and Inches
285/65-18 | 305/65-17 | Difference | |
---|---|---|---|
Diameter inches (mm) | 32.59 (827.7) | 32.61 (828.3) | 0.02 (0.6) 0.1% |
Width inches (mm) | 11.22 (285) | 12.01 (305) | 0.79 (20) 7% |
Circum. inches (mm) | 102.37 (2600.3) | 102.45 (2602.18) | 0.07 (1.88) 0.1% |
Sidewall Height inches (mm) | 7.29 (185.25) | 7.81 (198.25) | 0.51 (13) 7% |
Revolutions per mile (km) | 618.91 (384.57) | 618.46 (384.29) | -0.45 (-0.28) -0.1% |
305/65-17 Tires
Speedometer Difference
Speedo Reading | Actual Speed |
---|---|
20 mph (32.19 km/h) | 20.01 mph (32.21 km/h) |
25 mph (40.23 km/h) | 25.02 mph (40.26 km/h) |
30 mph (48.28 km/h) | 30.02 mph (48.32 km/h) |
35 mph (56.33 km/h) | 35.03 mph (56.37 km/h) |
40 mph (64.37 km/h) | 40.03 mph (64.42 km/h) |
45 mph (72.42 km/h) | 45.03 mph (72.47 km/h) |
50 mph (80.47 km/h) | 50.04 mph (80.53 km/h) |
55 mph (88.51 km/h) | 55.04 mph (88.58 km/h) |
60 mph (96.56 km/h) | 60.04 mph (96.63 km/h) |
65 mph (104.61 km/h) | 65.05 mph (104.68 km/h) |
70 mph (112.65 km/h) | 70.05 mph (112.74 km/h) |
75 mph (120.7 km/h) | 75.05 mph (120.79 km/h) |
80 mph (128.75 km/h) | 80.06 mph (128.84 km/h) |
85 mph (136.79 km/h) | 85.06 mph (136.89 km/h) |
90 mph (144.84 km/h) | 90.07 mph (144.95 km/h) |
95 mph (152.89 km/h) | 95.07 mph (153 km/h) |
100 mph (160.93 km/h) | 100.07 mph (161.05 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 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1574 | 1828 | 1969 | 2056 | 2150 | 2217 | 2290 | 2378 | 2498 | 2619 | 2753 | 2860 | 3054 | 3268 | 3436 | 3543 | 3603 | 3824 | 4132 | 4802 |
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