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Standard load, good road surface, all wheel positions of medium and long-distance freight vehicles using medium and long-distance highways above 500km, national highways ≤ 120km/h, load rate ≤ 130%, all wheel position tire specification hierarchy (PR), tread depth (mm) 12R22.51818.5
Standard load, good road surface, all wheel positions for medium and long-distance freight vehicles
Over 500km of medium to long distance
Freeways and national highways
≤ 120km/h
Load rate ≤ 130%
Full wheel position
| Tire specifications | Level (PR) | Pattern depth (mm) |
| 12R22.5 | 18 | eighteen point five |
