Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 170/70-16 | 195/65-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.37 (644.4) | 25.98 (659.9) | 0.61 (15.5) 2.4% |
| Width inches (mm) | 6.69 (170) | 7.68 (195) | 0.98 (25) 14.7% |
| Circum. inches (mm) | 79.7 (2024.44) | 81.62 (2073.14) | 1.92 (48.69) 2.4% |
| Sidewall Height inches (mm) | 4.69 (119) | 4.99 (126.75) | 0.31 (7.75) 6.5% |
| Revolutions per mile (km) | 794.96 (493.96) | 776.28 (482.36) | -18.67 (-11.6) -2.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.48 mph (32.96 km/h) |
| 25 mph (40.23 km/h) | 25.6 mph (41.2 km/h) |
| 30 mph (48.28 km/h) | 30.72 mph (49.44 km/h) |
| 35 mph (56.33 km/h) | 35.84 mph (57.68 km/h) |
| 40 mph (64.37 km/h) | 40.96 mph (65.92 km/h) |
| 45 mph (72.42 km/h) | 46.08 mph (74.16 km/h) |
| 50 mph (80.47 km/h) | 51.2 mph (82.4 km/h) |
| 55 mph (88.51 km/h) | 56.32 mph (90.64 km/h) |
| 60 mph (96.56 km/h) | 61.44 mph (98.88 km/h) |
| 65 mph (104.61 km/h) | 66.56 mph (107.12 km/h) |
| 70 mph (112.65 km/h) | 71.68 mph (115.36 km/h) |
| 75 mph (120.7 km/h) | 76.8 mph (123.6 km/h) |
| 80 mph (128.75 km/h) | 81.92 mph (131.84 km/h) |
| 85 mph (136.79 km/h) | 87.04 mph (140.08 km/h) |
| 90 mph (144.84 km/h) | 92.16 mph (148.33 km/h) |
| 95 mph (152.89 km/h) | 97.29 mph (156.57 km/h) |
| 100 mph (160.93 km/h) | 102.41 mph (164.81 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
