Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 255/70-16 | 235/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 30.06 (763.4) | 28.95 (735.4) | -1.1 (-28) -3.7% |
| Width inches (mm) | 10.04 (255) | 9.25 (235) | -0.79 (-20) -7.8% |
| Circum. inches (mm) | 94.42 (2398.29) | 90.96 (2310.33) | -3.46 (-87.96) -3.7% |
| Sidewall Height inches (mm) | 7.03 (178.5) | 6.48 (164.5) | -0.55 (-14) -7.8% |
| Revolutions per mile (km) | 671.04 (416.96) | 696.59 (432.84) | 25.55 (15.88) 3.8% |
235/70-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.27 mph (31.01 km/h) |
| 25 mph (40.23 km/h) | 24.08 mph (38.76 km/h) |
| 30 mph (48.28 km/h) | 28.9 mph (46.51 km/h) |
| 35 mph (56.33 km/h) | 33.72 mph (54.26 km/h) |
| 40 mph (64.37 km/h) | 38.53 mph (62.01 km/h) |
| 45 mph (72.42 km/h) | 43.35 mph (69.76 km/h) |
| 50 mph (80.47 km/h) | 48.17 mph (77.52 km/h) |
| 55 mph (88.51 km/h) | 52.98 mph (85.27 km/h) |
| 60 mph (96.56 km/h) | 57.8 mph (93.02 km/h) |
| 65 mph (104.61 km/h) | 62.62 mph (100.77 km/h) |
| 70 mph (112.65 km/h) | 67.43 mph (108.52 km/h) |
| 75 mph (120.7 km/h) | 72.25 mph (116.27 km/h) |
| 80 mph (128.75 km/h) | 77.07 mph (124.03 km/h) |
| 85 mph (136.79 km/h) | 81.88 mph (131.78 km/h) |
| 90 mph (144.84 km/h) | 86.7 mph (139.53 km/h) |
| 95 mph (152.89 km/h) | 91.52 mph (147.28 km/h) |
| 100 mph (160.93 km/h) | 96.33 mph (155.03 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1773 | 2059 | 2218 | 2316 | 2421 | 2497 | 2580 | 2678 | 2814 | 2949 | 3100 | 3221 | 3440 | 3681 | 3870 | 3990 | 4058 | 4307 | 4654 | 5409 |
Better Fuel Economy Factory Ratios Increased Power
