Nitto NT421Q - 225/55R18
NT421Q 225/55R18 Tire Specs
| Size | Diameter | Width | Rim Range |
Measured Rim |
Tread Depth |
Load Range |
Max Load |
Max psi |
Max Speed |
Weight | Sidewall Letters |
Revs/Mile | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 225/55R18 102V XL BSW 640 A A |
27.76" | 9.17" | 6-8" | 7" | 11.8/32" | Extra Load | 1874 lbs | 50 psi | 149 mph | 30 lbs | Black | 748 | Show Specs |
Available
(Last Checked 12/12/24)
(Last Checked 12/12/24)
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$176.00
$189.99
The Nitto NT421Q is a premier all season tire intended for use on SUVs and CUVs. It is a radial tire that provides excellent handling and traction in all weather environments including snow, while delivering a smooth ride. The NT421Q comes in H and V and W-speed rated sizes.
The 225/55R18 Nitto NT421Q has a diameter of 27.76", a width of 9.17", mounts on a 18" rim and has 748 revolutions per mile. It weighs 30 lbs, has a max load of 1874 lbs, a maximum air pressure of 50 psi, a tread depth of 11.8/32" and should be used on a rim width of 6-8".
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