Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 28/9-15 | 355/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.98 (710.76) | 33.17 (842.5) | 5.19 (131.74) 18.5% |
| Width inches (mm) | 9.02 (229) | 13.98 (355) | 4.96 (126) 55% |
| Circum. inches (mm) | 87.91 (2232.92) | 104.2 (2646.79) | 16.29 (413.87) 18.5% |
| Sidewall Height inches (mm) | 6.49 (164.88) | 9.08 (230.75) | 2.59 (65.87) 40% |
| Revolutions per mile (km) | 720.74 (447.84) | 608.04 (377.82) | -112.7 (-70.03) -15.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.71 mph (38.15 km/h) |
| 25 mph (40.23 km/h) | 29.63 mph (47.69 km/h) |
| 30 mph (48.28 km/h) | 35.56 mph (57.23 km/h) |
| 35 mph (56.33 km/h) | 41.49 mph (66.77 km/h) |
| 40 mph (64.37 km/h) | 47.41 mph (76.31 km/h) |
| 45 mph (72.42 km/h) | 53.34 mph (85.84 km/h) |
| 50 mph (80.47 km/h) | 59.27 mph (95.38 km/h) |
| 55 mph (88.51 km/h) | 65.19 mph (104.92 km/h) |
| 60 mph (96.56 km/h) | 71.12 mph (114.46 km/h) |
| 65 mph (104.61 km/h) | 77.05 mph (124 km/h) |
| 70 mph (112.65 km/h) | 82.97 mph (133.53 km/h) |
| 75 mph (120.7 km/h) | 88.9 mph (143.07 km/h) |
| 80 mph (128.75 km/h) | 94.83 mph (152.61 km/h) |
| 85 mph (136.79 km/h) | 100.75 mph (162.15 km/h) |
| 90 mph (144.84 km/h) | 106.68 mph (171.69 km/h) |
| 95 mph (152.89 km/h) | 112.61 mph (181.23 km/h) |
| 100 mph (160.93 km/h) | 118.54 mph (190.76 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1547 | 1798 | 1936 | 2021 | 2114 | 2179 | 2252 | 2337 | 2456 | 2575 | 2706 | 2812 | 3002 | 3213 | 3378 | 3483 | 3542 | 3760 | 4063 | 4721 |
Better Fuel Economy Factory Ratios Increased Power
