Sport Utility
Cooper Zeon XST-A™
Product Overview
Free 45 Day Road Test (U.S only)
The XST-A is a premium sport truck tire that utilizes an asymmetrical tread design to combine ride comfort with all-season traction. The XST-A size range provides coverage from plus sizing applications to O.E. sizes. The asymmetrical design enhances stability and steering response for year-round driving.
Asymmetrical Tread Design
The outboard tread design provides enhanced stability in turns, while the inboard design provides increased performance for all seasons.
Offset Center Rib
The rib enhances high speed stability and improves steering response catering to the needs of today’s drivers.
Ventless Technology
The molds used to manufacture the Zeon XSTA incorporate special venting technology in the tread area to provide a crisp, clean, premium appearance.
Circumferential and Transverse Grooves
Expels water in all four directions to increase water evacuation, resist hydroplaning and enhance wet traction.
Tire Sizes and Specifications
Cooper Zeon XST-A™
| Tire Size |
Service Description |
UTQG |
Load Range |
Sidewall |
Approved Rim Width |
Measured Rim Width |
Section Width |
Overall Diameter |
Tread Width |
Max Load |
Tread Depth |
| 255/55R18 |
109 V |
420 A A |
XL |
BLK |
7 - 9 |
8 |
10.3 |
29 |
8.6 |
2271 |
12 |
| 275/45R22 |
112 V |
420 A A |
XL |
BLK |
8.5 - 10 |
9 |
10.8 |
31.7 |
9.4 |
2469 |
12 |
| 285/45R22 |
114 V |
420 A A |
XL |
BLK |
9 - 11 |
9.5 |
11.3 |
32 |
9.9 |
2601 |
12 |
| 305/45R22 |
118 V |
420 A A |
XL |
BLK |
9.5 - 11 |
10 |
12 |
32.7 |
10.4 |
2910 |
12 |
| 305/40R22 |
114 V |
420 A A |
XL |
BLK |
10 - 12 |
11 |
12.5 |
31.6 |
10.8 |
2601 |
12 |
| 265/35R22 |
102 V |
420 A A |
XL |
BLK |
9 - 10 |
9.5 |
10.9 |
29.3 |
9.6 |
1874 |
12 |