Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/85-16 | 235/80-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.39 (771.9) | 30.8 (782.4) | 0.41 (10.5) 1.4% |
| Width inches (mm) | 8.46 (215) | 9.25 (235) | 0.79 (20) 9.3% |
| Circum. inches (mm) | 95.47 (2425) | 96.77 (2457.98) | 1.3 (32.99) 1.4% |
| Sidewall Height inches (mm) | 7.19 (182.75) | 7.4 (188) | 0.21 (5.25) 2.9% |
| Revolutions per mile (km) | 663.65 (412.37) | 654.74 (406.84) | -8.91 (-5.53) -1.3% |
235/80-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.27 mph (32.62 km/h) |
| 25 mph (40.23 km/h) | 25.34 mph (40.78 km/h) |
| 30 mph (48.28 km/h) | 30.41 mph (48.94 km/h) |
| 35 mph (56.33 km/h) | 35.48 mph (57.09 km/h) |
| 40 mph (64.37 km/h) | 40.54 mph (65.25 km/h) |
| 45 mph (72.42 km/h) | 45.61 mph (73.41 km/h) |
| 50 mph (80.47 km/h) | 50.68 mph (81.56 km/h) |
| 55 mph (88.51 km/h) | 55.75 mph (89.72 km/h) |
| 60 mph (96.56 km/h) | 60.82 mph (97.87 km/h) |
| 65 mph (104.61 km/h) | 65.88 mph (106.03 km/h) |
| 70 mph (112.65 km/h) | 70.95 mph (114.19 km/h) |
| 75 mph (120.7 km/h) | 76.02 mph (122.34 km/h) |
| 80 mph (128.75 km/h) | 81.09 mph (130.5 km/h) |
| 85 mph (136.79 km/h) | 86.16 mph (138.66 km/h) |
| 90 mph (144.84 km/h) | 91.22 mph (146.81 km/h) |
| 95 mph (152.89 km/h) | 96.29 mph (154.97 km/h) |
| 100 mph (160.93 km/h) | 101.36 mph (163.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1666 | 1936 | 2085 | 2177 | 2276 | 2347 | 2425 | 2517 | 2645 | 2772 | 2914 | 3028 | 3233 | 3460 | 3637 | 3751 | 3815 | 4048 | 4375 | 5084 |
Better Fuel Economy Factory Ratios Increased Power
