P Zero RA
It is the product range for asphalt rallies
This product has been specifically developed for a reduced and linear treadwear, especially in the center. The design criteria used has strongly contributed to a larger contact area and consequently more constant and stable performance charateristics.
Conditions | |||||||||
|---|---|---|---|---|---|---|---|---|---|
Size | Version | Ø mm D | Section Width mm C | Tread Width mm C | Rolling Circumference | Rim | Wet | Damp | Dry |
195/50R16 | RA5-RA7-RA7+ | 600 | 193 | 190 | 1885 | 6.5 | - | 7+ | 5/7 |
205/45R17 | RA5-RA7-RA7+ | 625 | 203 | 195 | 1965 | 7 | - | 7+ | 5/7 |
235/40R18 | RA5A-RA7C-RA7+B-RA9 | 650 | 225 | 210 | 2035 | 8 | - | 9/7+ | 5/7 |
Temperature
Compound | Surface | ||||
|---|---|---|---|---|---|
WORKING TEMPERATURE °C | SMOOTH | MEDIUM | ABRASIVE | ||
Super soft | RA9 | 20°-60° | 100 | 49 | 0 |
Soft | RA7+ | 30°-70° | 100 | 100 | 0 |
Medium | RA7 | 50°-90° | 51 | 100 | 0 |
Hard | RA5 | 70°-130° | 0 | 100 | 100 |
Rain | RW | 20°-60° | 100 | 100 | 100 |
Pressure info
Compound | Condition | Air temperature (°C) | Pressure (Bar) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
WET | DAMP | DRY | -5 | 0 | 5 | 10 | 15 | 20 | 25 | 30 | 30+ | COLD PS START | HOT PS END | |
Super soft | 0 | 51 | 100 | 100 | 100 | 100 | 100 | 0 | 0 | 0 | 0 | 0 | 1.8 | 2.0-2.2 |
Soft | 0 | 51 | 100 | 0 | 0 | 100 | 100 | 100 | 100 | 0 | 0 | 0 | 1.8 | 2.0-2.2 |
Medium | 0 | 0 | 100 | 0 | 0 | 0 | 100 | 100 | 100 | 100 | 0 | 0 | 1.6 | 2.0-2.3 |
Hard | 0 | 0 | 100 | 0 | 0 | 0 | 0 | 100 | 100 | 100 | 100 | 100 | 1.6 | 2.0-2.3 |
Rain | 100 | 100 | 0 | 0 | 0 | 100 | 100 | 100 | 100 | 0 | 0 | 0 | 2.0 | 2.0-2.3 |