Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/65-15 | 175/75-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.44 (595.5) | 24.33 (618.1) | 0.89 (22.6) 3.8% |
| Width inches (mm) | 6.5 (165) | 6.89 (175) | 0.39 (10) 6.1% |
| Circum. inches (mm) | 73.65 (1870.82) | 76.45 (1941.82) | 2.8 (71) 3.8% |
| Sidewall Height inches (mm) | 4.22 (107.25) | 5.17 (131.25) | 0.94 (24) 22.4% |
| Revolutions per mile (km) | 860.24 (534.52) | 828.78 (514.98) | -31.45 (-19.54) -3.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.76 mph (33.41 km/h) |
| 25 mph (40.23 km/h) | 25.95 mph (41.76 km/h) |
| 30 mph (48.28 km/h) | 31.14 mph (50.11 km/h) |
| 35 mph (56.33 km/h) | 36.33 mph (58.46 km/h) |
| 40 mph (64.37 km/h) | 41.52 mph (66.82 km/h) |
| 45 mph (72.42 km/h) | 46.71 mph (75.17 km/h) |
| 50 mph (80.47 km/h) | 51.9 mph (83.52 km/h) |
| 55 mph (88.51 km/h) | 57.09 mph (91.87 km/h) |
| 60 mph (96.56 km/h) | 62.28 mph (100.23 km/h) |
| 65 mph (104.61 km/h) | 67.47 mph (108.58 km/h) |
| 70 mph (112.65 km/h) | 72.66 mph (116.93 km/h) |
| 75 mph (120.7 km/h) | 77.85 mph (125.28 km/h) |
| 80 mph (128.75 km/h) | 83.04 mph (133.63 km/h) |
| 85 mph (136.79 km/h) | 88.23 mph (141.99 km/h) |
| 90 mph (144.84 km/h) | 93.42 mph (150.34 km/h) |
| 95 mph (152.89 km/h) | 98.61 mph (158.69 km/h) |
| 100 mph (160.93 km/h) | 103.8 mph (167.04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2109 | 2450 | 2639 | 2755 | 2881 | 2971 | 3069 | 3186 | 3348 | 3509 | 3689 | 3832 | 4093 | 4380 | 4604 | 4748 | 4828 | 5125 | 5537 | 6435 |
Better Fuel Economy Factory Ratios Increased Power
