Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/90-16 | 235/70-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.57 (649.4) | 28.95 (735.4) | 3.39 (86) 13.2% |
| Width inches (mm) | 5.31 (135) | 9.25 (235) | 3.94 (100) 74.1% |
| Circum. inches (mm) | 80.32 (2040.15) | 90.96 (2310.33) | 10.64 (270.18) 13.2% |
| Sidewall Height inches (mm) | 4.78 (121.5) | 6.48 (164.5) | 1.69 (43) 35.4% |
| Revolutions per mile (km) | 788.84 (490.16) | 696.59 (432.84) | -92.25 (-57.32) -11.7% |
235/70-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.65 mph (36.45 km/h) |
| 25 mph (40.23 km/h) | 28.31 mph (45.56 km/h) |
| 30 mph (48.28 km/h) | 33.97 mph (54.67 km/h) |
| 35 mph (56.33 km/h) | 39.64 mph (63.79 km/h) |
| 40 mph (64.37 km/h) | 45.3 mph (72.9 km/h) |
| 45 mph (72.42 km/h) | 50.96 mph (82.01 km/h) |
| 50 mph (80.47 km/h) | 56.62 mph (91.12 km/h) |
| 55 mph (88.51 km/h) | 62.28 mph (100.24 km/h) |
| 60 mph (96.56 km/h) | 67.95 mph (109.35 km/h) |
| 65 mph (104.61 km/h) | 73.61 mph (118.46 km/h) |
| 70 mph (112.65 km/h) | 79.27 mph (127.57 km/h) |
| 75 mph (120.7 km/h) | 84.93 mph (136.69 km/h) |
| 80 mph (128.75 km/h) | 90.59 mph (145.8 km/h) |
| 85 mph (136.79 km/h) | 96.26 mph (154.91 km/h) |
| 90 mph (144.84 km/h) | 101.92 mph (164.02 km/h) |
| 95 mph (152.89 km/h) | 107.58 mph (173.13 km/h) |
| 100 mph (160.93 km/h) | 113.24 mph (182.25 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
