Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/40-16 | 195/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.2 (538.4) | 23.14 (587.8) | 1.94 (49.4) 9.2% |
| Width inches (mm) | 6.5 (165) | 7.68 (195) | 1.18 (30) 18.2% |
| Circum. inches (mm) | 66.59 (1691.43) | 72.7 (1846.63) | 6.11 (155.19) 9.2% |
| Sidewall Height inches (mm) | 2.6 (66) | 3.07 (78) | 0.47 (12) 18.2% |
| Revolutions per mile (km) | 951.47 (591.21) | 871.5 (541.53) | -79.96 (-49.69) -8.4% |
195/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.84 mph (35.14 km/h) |
| 25 mph (40.23 km/h) | 27.29 mph (43.93 km/h) |
| 30 mph (48.28 km/h) | 32.75 mph (52.71 km/h) |
| 35 mph (56.33 km/h) | 38.21 mph (61.5 km/h) |
| 40 mph (64.37 km/h) | 43.67 mph (70.28 km/h) |
| 45 mph (72.42 km/h) | 49.13 mph (79.07 km/h) |
| 50 mph (80.47 km/h) | 54.59 mph (87.85 km/h) |
| 55 mph (88.51 km/h) | 60.05 mph (96.64 km/h) |
| 60 mph (96.56 km/h) | 65.51 mph (105.42 km/h) |
| 65 mph (104.61 km/h) | 70.96 mph (114.21 km/h) |
| 70 mph (112.65 km/h) | 76.42 mph (122.99 km/h) |
| 75 mph (120.7 km/h) | 81.88 mph (131.78 km/h) |
| 80 mph (128.75 km/h) | 87.34 mph (140.56 km/h) |
| 85 mph (136.79 km/h) | 92.8 mph (149.35 km/h) |
| 90 mph (144.84 km/h) | 98.26 mph (158.13 km/h) |
| 95 mph (152.89 km/h) | 103.72 mph (166.92 km/h) |
| 100 mph (160.93 km/h) | 109.18 mph (175.7 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2218 | 2576 | 2775 | 2897 | 3029 | 3124 | 3228 | 3350 | 3520 | 3690 | 3879 | 4030 | 4303 | 4605 | 4841 | 4992 | 5077 | 5389 | 5823 | 6767 |
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