Nitto NT421Q - 255/65R18
NT421Q 255/65R18 Tire Specs
| Size | Diameter | Width | Rim Range |
Measured Rim |
Tread Depth |
Load Range |
Max Load |
Max psi |
Max Speed |
Weight | Sidewall Letters |
Revs/Mile | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 255/65R18 115H XL BSW 640 A A |
31.06" | 10.24" | 7-9" | 7.5" | 12.5/32" | Extra Load | 2679 lbs | 50 psi | 130 mph | 39.3 lbs | Black | 669 | Show Specs |
Available
(Last Checked 7/9/25)
(Last Checked 7/9/25)
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$210.00
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 255/65R18 Nitto NT421Q has a diameter of 31.06", a width of 10.24", mounts on a 18" rim and has 669 revolutions per mile. It weighs 39.3 lbs, has a max load of 2679 lbs, a maximum air pressure of 50 psi, a tread depth of 12.5/32" and should be used on a rim width of 7-9".
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