Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/50-17 | 235/65-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.46 (646.8) | 29.03 (737.3) | 3.56 (90.5) 14% |
| Width inches (mm) | 8.46 (215) | 9.25 (235) | 0.79 (20) 9.3% |
| Circum. inches (mm) | 80 (2031.98) | 91.19 (2316.3) | 11.19 (284.31) 14% |
| Sidewall Height inches (mm) | 4.23 (107.5) | 6.01 (152.75) | 1.78 (45.25) 42.1% |
| Revolutions per mile (km) | 792.01 (492.13) | 694.79 (431.72) | -97.22 (-60.41) -12.3% |
235/65-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.8 mph (36.69 km/h) |
| 25 mph (40.23 km/h) | 28.5 mph (45.86 km/h) |
| 30 mph (48.28 km/h) | 34.2 mph (55.04 km/h) |
| 35 mph (56.33 km/h) | 39.9 mph (64.21 km/h) |
| 40 mph (64.37 km/h) | 45.6 mph (73.38 km/h) |
| 45 mph (72.42 km/h) | 51.3 mph (82.55 km/h) |
| 50 mph (80.47 km/h) | 57 mph (91.73 km/h) |
| 55 mph (88.51 km/h) | 62.7 mph (100.9 km/h) |
| 60 mph (96.56 km/h) | 68.4 mph (110.07 km/h) |
| 65 mph (104.61 km/h) | 74.09 mph (119.24 km/h) |
| 70 mph (112.65 km/h) | 79.79 mph (128.42 km/h) |
| 75 mph (120.7 km/h) | 85.49 mph (137.59 km/h) |
| 80 mph (128.75 km/h) | 91.19 mph (146.76 km/h) |
| 85 mph (136.79 km/h) | 96.89 mph (155.93 km/h) |
| 90 mph (144.84 km/h) | 102.59 mph (165.11 km/h) |
| 95 mph (152.89 km/h) | 108.29 mph (174.28 km/h) |
| 100 mph (160.93 km/h) | 113.99 mph (183.45 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1768 | 2054 | 2212 | 2310 | 2415 | 2490 | 2573 | 2671 | 2806 | 2942 | 3092 | 3213 | 3431 | 3672 | 3860 | 3980 | 4048 | 4296 | 4642 | 5395 |
Better Fuel Economy Factory Ratios Increased Power
