Size | Diameter | Width | Rim Range |
Measured Rim |
Tread Depth |
Load Range |
Max Load |
Max psi |
Max Speed |
Weight | Sidewall Letters |
Revs/Mile | ||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
255/45ZR18 103Y XL BSW 320 AA A |
27" | 10.2" | 8-9.5" | 8.5" | 10/32" | Extra Load | 1929 lbs | 50 psi | 186 mph | 28.7 lbs | Black | 771 | Show Specs |
The HTR Z5 is Sumitomo's ultra high performance summer tire designed with responsive high-speed handling and reliable traction in warm, dry and wet conditions. Sumitomo uses and aggressive summer compound to mold a five-rib tread pattern with a continuous center rib that aids stability and improves steering response. THe HTR Z5 has substantial shoulders that improve lateral grip and inner rib notches for traction in wet conditions that combine with lateral shoulder grooves to evacuate standing water from the footprint for hydroplaning resistance.
The 255/45R18 Sumitomo HTR Z5 has a diameter of 27", a width of 10.2", mounts on a 18" rim and has 771 revolutions per mile. It weighs 28.7 lbs, has a max load of 1929 lbs, a maximum air pressure of 50 psi, a tread depth of 10/32" and should be used on a rim width of 8-9.5".