Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 170/80-16 | 150/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.71 (678.4) | 25.45 (646.4) | -1.26 (-32) -4.7% |
| Width inches (mm) | 6.69 (170) | 5.91 (150) | -0.79 (-20) -11.8% |
| Circum. inches (mm) | 83.91 (2131.26) | 79.95 (2030.73) | -3.96 (-100.53) -4.7% |
| Sidewall Height inches (mm) | 5.35 (136) | 4.72 (120) | -0.63 (-16) -11.8% |
| Revolutions per mile (km) | 755.12 (469.21) | 792.5 (492.43) | 37.38 (23.23) 5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.06 mph (30.67 km/h) |
| 25 mph (40.23 km/h) | 23.82 mph (38.34 km/h) |
| 30 mph (48.28 km/h) | 28.58 mph (46 km/h) |
| 35 mph (56.33 km/h) | 33.35 mph (53.67 km/h) |
| 40 mph (64.37 km/h) | 38.11 mph (61.34 km/h) |
| 45 mph (72.42 km/h) | 42.88 mph (69 km/h) |
| 50 mph (80.47 km/h) | 47.64 mph (76.67 km/h) |
| 55 mph (88.51 km/h) | 52.41 mph (84.34 km/h) |
| 60 mph (96.56 km/h) | 57.17 mph (92.01 km/h) |
| 65 mph (104.61 km/h) | 61.93 mph (99.67 km/h) |
| 70 mph (112.65 km/h) | 66.7 mph (107.34 km/h) |
| 75 mph (120.7 km/h) | 71.46 mph (115.01 km/h) |
| 80 mph (128.75 km/h) | 76.23 mph (122.67 km/h) |
| 85 mph (136.79 km/h) | 80.99 mph (130.34 km/h) |
| 90 mph (144.84 km/h) | 85.75 mph (138.01 km/h) |
| 95 mph (152.89 km/h) | 90.52 mph (145.68 km/h) |
| 100 mph (160.93 km/h) | 95.28 mph (153.34 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | 2343 | 2523 | 2635 | 2755 | 2841 | 2935 | 3047 | 3201 | 3356 | 3527 | 3664 | 3913 | 4188 | 4403 | 4540 | 4617 | 4900 | 5295 | 6153 |
Better Fuel Economy Factory Ratios Increased Power
