Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/65-15 | 265/65-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.03 (686.5) | 28.56 (725.5) | 1.54 (39) 5.7% |
| Width inches (mm) | 9.25 (235) | 10.43 (265) | 1.18 (30) 12.8% |
| Circum. inches (mm) | 84.91 (2156.7) | 89.73 (2279.23) | 4.82 (122.52) 5.7% |
| Sidewall Height inches (mm) | 6.01 (152.75) | 6.78 (172.25) | 0.77 (19.5) 12.8% |
| Revolutions per mile (km) | 746.21 (463.67) | 706.09 (438.74) | -40.11 (-24.93) -5.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.14 mph (34.02 km/h) |
| 25 mph (40.23 km/h) | 26.42 mph (42.52 km/h) |
| 30 mph (48.28 km/h) | 31.7 mph (51.02 km/h) |
| 35 mph (56.33 km/h) | 36.99 mph (59.53 km/h) |
| 40 mph (64.37 km/h) | 42.27 mph (68.03 km/h) |
| 45 mph (72.42 km/h) | 47.56 mph (76.53 km/h) |
| 50 mph (80.47 km/h) | 52.84 mph (85.04 km/h) |
| 55 mph (88.51 km/h) | 58.12 mph (93.54 km/h) |
| 60 mph (96.56 km/h) | 63.41 mph (102.05 km/h) |
| 65 mph (104.61 km/h) | 68.69 mph (110.55 km/h) |
| 70 mph (112.65 km/h) | 73.98 mph (119.05 km/h) |
| 75 mph (120.7 km/h) | 79.26 mph (127.56 km/h) |
| 80 mph (128.75 km/h) | 84.54 mph (136.06 km/h) |
| 85 mph (136.79 km/h) | 89.83 mph (144.57 km/h) |
| 90 mph (144.84 km/h) | 95.11 mph (153.07 km/h) |
| 95 mph (152.89 km/h) | 100.4 mph (161.57 km/h) |
| 100 mph (160.93 km/h) | 105.68 mph (170.08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1797 | 2087 | 2248 | 2347 | 2454 | 2531 | 2615 | 2714 | 2852 | 2990 | 3143 | 3265 | 3487 | 3731 | 3923 | 4045 | 4114 | 4366 | 4718 | 5482 |
Better Fuel Economy Factory Ratios Increased Power
