Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/60-15 | 255/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.05 (687) | 28.05 (712.5) | 1 (25.5) 3.7% |
| Width inches (mm) | 10.04 (255) | 10.04 (255) | 0 (0) 0% |
| Circum. inches (mm) | 84.97 (2158.27) | 88.13 (2238.38) | 3.15 (80.11) 3.7% |
| Sidewall Height inches (mm) | 6.02 (153) | 6.53 (165.75) | 0.5 (12.75) 8.3% |
| Revolutions per mile (km) | 745.66 (463.33) | 718.98 (446.75) | -26.69 (-16.58) -3.6% |
255/65-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.74 mph (33.38 km/h) |
| 25 mph (40.23 km/h) | 25.93 mph (41.73 km/h) |
| 30 mph (48.28 km/h) | 31.11 mph (50.07 km/h) |
| 35 mph (56.33 km/h) | 36.3 mph (58.42 km/h) |
| 40 mph (64.37 km/h) | 41.48 mph (66.76 km/h) |
| 45 mph (72.42 km/h) | 46.67 mph (75.11 km/h) |
| 50 mph (80.47 km/h) | 51.86 mph (83.45 km/h) |
| 55 mph (88.51 km/h) | 57.04 mph (91.8 km/h) |
| 60 mph (96.56 km/h) | 62.23 mph (100.14 km/h) |
| 65 mph (104.61 km/h) | 67.41 mph (108.49 km/h) |
| 70 mph (112.65 km/h) | 72.6 mph (116.84 km/h) |
| 75 mph (120.7 km/h) | 77.78 mph (125.18 km/h) |
| 80 mph (128.75 km/h) | 82.97 mph (133.53 km/h) |
| 85 mph (136.79 km/h) | 88.16 mph (141.87 km/h) |
| 90 mph (144.84 km/h) | 93.34 mph (150.22 km/h) |
| 95 mph (152.89 km/h) | 98.53 mph (158.56 km/h) |
| 100 mph (160.93 km/h) | 103.71 mph (166.91 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1830 | 2126 | 2289 | 2390 | 2499 | 2577 | 2663 | 2764 | 2904 | 3044 | 3200 | 3325 | 3550 | 3799 | 3994 | 4119 | 4189 | 4446 | 4804 | 5582 |
Better Fuel Economy Factory Ratios Increased Power
