Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 145/80-10 | 195/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 19.13 (486) | 25.98 (659.9) | 6.85 (173.9) 35.8% |
| Width inches (mm) | 5.71 (145) | 7.68 (195) | 1.97 (50) 34.5% |
| Circum. inches (mm) | 60.11 (1526.81) | 81.62 (2073.14) | 21.51 (546.32) 35.8% |
| Sidewall Height inches (mm) | 4.57 (116) | 4.99 (126.75) | 0.42 (10.75) 9.3% |
| Revolutions per mile (km) | 1054.05 (654.96) | 776.28 (482.36) | -277.77 (-172.6) -26.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 27.16 mph (43.7 km/h) |
| 25 mph (40.23 km/h) | 33.95 mph (54.63 km/h) |
| 30 mph (48.28 km/h) | 40.73 mph (65.56 km/h) |
| 35 mph (56.33 km/h) | 47.52 mph (76.48 km/h) |
| 40 mph (64.37 km/h) | 54.31 mph (87.41 km/h) |
| 45 mph (72.42 km/h) | 61.1 mph (98.33 km/h) |
| 50 mph (80.47 km/h) | 67.89 mph (109.26 km/h) |
| 55 mph (88.51 km/h) | 74.68 mph (120.19 km/h) |
| 60 mph (96.56 km/h) | 81.47 mph (131.11 km/h) |
| 65 mph (104.61 km/h) | 88.26 mph (142.04 km/h) |
| 70 mph (112.65 km/h) | 95.05 mph (152.96 km/h) |
| 75 mph (120.7 km/h) | 101.84 mph (163.89 km/h) |
| 80 mph (128.75 km/h) | 108.63 mph (174.82 km/h) |
| 85 mph (136.79 km/h) | 115.41 mph (185.74 km/h) |
| 90 mph (144.84 km/h) | 122.2 mph (196.67 km/h) |
| 95 mph (152.89 km/h) | 128.99 mph (207.59 km/h) |
| 100 mph (160.93 km/h) | 135.78 mph (218.52 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1975 | 2295 | 2471 | 2581 | 2698 | 2783 | 2875 | 2984 | 3136 | 3287 | 3455 | 3590 | 3833 | 4102 | 4312 | 4447 | 4523 | 4800 | 5187 | 6027 |
Better Fuel Economy Factory Ratios Increased Power
