Smart Flex TH31
Key Features
- 4 main zigzag grooves - Provides excellent traction and water drainage under various road conditions
- Groove slant design - Slanted groove design helps to prevent chunking
- Wide tread and shoulder - Wide shoulder improves stability and controls tearing and wearing of tread with reduces uneven wear
Performance Category: Commercial
| Size | Load Index | Speed Index | Overall Diameter |
| 9.5R17.5 143J 143J | 143 | J | |
| 215/75R17.5 135K | 135 | K | 780 |
| 235/75R17.5 143K | 143 | K | 803 |
| 245/70R19.5 141J | 141 | J | 838 |
| 265/70R19.5 143J | 143 | J | 866 |
| 11R22.5 148L | 148 | L | 1087 |
| 255/70R22.5 140M | 140 | M | 929 |
| 275/70R22.5 148M | 148 | M | 957 |