High-Performance Z TRACTION 138 Tires from China Suppliers and Factory – Superior Grip, Durability, and Puncture Resistance
Product Specifications
| Size | PR | Pattern | Load & Speed | Outer Diameter (mm) | Section Width (mm) | Tread Width (mm) | Pattern Depth (mm) |
|---|---|---|---|---|---|---|---|
| 11.00R20 | 18 | Z TRACTION 138 | 152/149K | 1096 | 293 | 240 | 20.5 |
| 12.00R20 | 20 | 156/153K | 1136 | 315 | 250 | 21 |
Frequently Asked Questions
Q What are the specifications of the 11.00R20 Z TRACTION 138 tire?
The 11.00R20 size has an 18 Ply Rating (PR), a load/speed index of 152/149K, an outer diameter of 1096 mm, a section width of 293 mm, a tread width of 240 mm, and a pattern depth of 20.5 mm.
Q What are the specifications of the 12.00R20 Z TRACTION 138 tire?
The 12.00R20 size features a 20 Ply Rating (PR), a load/speed rating of 156/153K, an outer diameter of 1136 mm, a section width of 315 mm, a tread width of 250 mm, and a pattern depth of 21 mm.
Q What does the Ply Rating (PR) signify for these tires?
Ply Rating (PR) indicates the strength and load-carrying capacity of the tire. The 11.00R20 tire features an 18PR rating, while the 12.00R20 tire features a 20PR rating, suitable for heavier load requirements.
Q How does the pattern depth compare between the 11.00R20 and 12.00R20 sizes?
The pattern depth is designed to provide excellent traction and long tread life. The 11.00R20 tire has a pattern depth of 20.5 mm, whereas the larger 12.00R20 tire has a pattern depth of 21 mm.
Q What are the load and speed indexes for these tires?
The 11.00R20 tire has a load and speed index of 152/149K, and the 12.00R20 tire has a load and speed index of 156/153K, both designed for heavy-duty commercial applications.
Q What are the differences in section width and tread width between the two sizes?
The 11.00R20 tire has a section width of 293 mm and a tread width of 240 mm. The larger 12.00R20 tire has a section width of 315 mm and a tread width of 250 mm, offering a wider footprint for enhanced stability.






