Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/82-15 | 235/90-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.65 (651.6) | 31.65 (804) | 6 (152.4) 23.4% |
| Width inches (mm) | 6.5 (165) | 9.25 (235) | 2.76 (70) 42.4% |
| Circum. inches (mm) | 80.59 (2047.06) | 99.44 (2525.84) | 18.85 (478.78) 23.4% |
| Sidewall Height inches (mm) | 5.33 (135.3) | 8.33 (211.5) | 3 (76.2) 56.3% |
| Revolutions per mile (km) | 786.17 (488.5) | 637.15 (395.91) | -149.02 (-92.6) -19% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.68 mph (39.72 km/h) |
| 25 mph (40.23 km/h) | 30.85 mph (49.64 km/h) |
| 30 mph (48.28 km/h) | 37.02 mph (59.57 km/h) |
| 35 mph (56.33 km/h) | 43.19 mph (69.5 km/h) |
| 40 mph (64.37 km/h) | 49.36 mph (79.43 km/h) |
| 45 mph (72.42 km/h) | 55.52 mph (89.36 km/h) |
| 50 mph (80.47 km/h) | 61.69 mph (99.29 km/h) |
| 55 mph (88.51 km/h) | 67.86 mph (109.22 km/h) |
| 60 mph (96.56 km/h) | 74.03 mph (119.15 km/h) |
| 65 mph (104.61 km/h) | 80.2 mph (129.07 km/h) |
| 70 mph (112.65 km/h) | 86.37 mph (139 km/h) |
| 75 mph (120.7 km/h) | 92.54 mph (148.93 km/h) |
| 80 mph (128.75 km/h) | 98.71 mph (158.86 km/h) |
| 85 mph (136.79 km/h) | 104.88 mph (168.79 km/h) |
| 90 mph (144.84 km/h) | 111.05 mph (178.72 km/h) |
| 95 mph (152.89 km/h) | 117.22 mph (188.65 km/h) |
| 100 mph (160.93 km/h) | 123.39 mph (198.58 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1621 | 1884 | 2029 | 2118 | 2215 | 2284 | 2360 | 2449 | 2574 | 2698 | 2836 | 2946 | 3146 | 3367 | 3540 | 3650 | 3712 | 3940 | 4257 | 4947 |
Better Fuel Economy Factory Ratios Increased Power
