Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/75-16 | 205/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.33 (668.9) | 25.49 (647.5) | -0.84 (-21.4) -3.2% |
| Width inches (mm) | 6.89 (175) | 8.07 (205) | 1.18 (30) 17.1% |
| Circum. inches (mm) | 82.73 (2101.41) | 80.09 (2034.18) | -2.65 (-67.23) -3.2% |
| Sidewall Height inches (mm) | 5.17 (131.25) | 5.25 (133.25) | 0.08 (2) 1.5% |
| Revolutions per mile (km) | 765.84 (475.87) | 791.15 (491.6) | 25.31 (15.73) 3.3% |
205/65-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.36 mph (31.16 km/h) |
| 25 mph (40.23 km/h) | 24.2 mph (38.95 km/h) |
| 30 mph (48.28 km/h) | 29.04 mph (46.74 km/h) |
| 35 mph (56.33 km/h) | 33.88 mph (54.53 km/h) |
| 40 mph (64.37 km/h) | 38.72 mph (62.31 km/h) |
| 45 mph (72.42 km/h) | 43.56 mph (70.1 km/h) |
| 50 mph (80.47 km/h) | 48.4 mph (77.89 km/h) |
| 55 mph (88.51 km/h) | 53.24 mph (85.68 km/h) |
| 60 mph (96.56 km/h) | 58.08 mph (93.47 km/h) |
| 65 mph (104.61 km/h) | 62.92 mph (101.26 km/h) |
| 70 mph (112.65 km/h) | 67.76 mph (109.05 km/h) |
| 75 mph (120.7 km/h) | 72.6 mph (116.84 km/h) |
| 80 mph (128.75 km/h) | 77.44 mph (124.63 km/h) |
| 85 mph (136.79 km/h) | 82.28 mph (132.42 km/h) |
| 90 mph (144.84 km/h) | 87.12 mph (140.21 km/h) |
| 95 mph (152.89 km/h) | 91.96 mph (148 km/h) |
| 100 mph (160.93 km/h) | 96.8 mph (155.79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2013 | 2339 | 2519 | 2630 | 2750 | 2836 | 2930 | 3041 | 3196 | 3350 | 3521 | 3658 | 3907 | 4181 | 4395 | 4532 | 4609 | 4892 | 5286 | 6143 |
Better Fuel Economy Factory Ratios Increased Power
