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255/50R18 Tires

255/50R18 tires have a diameter of 28.0", a section width of 10.0", and a wheel diameter of 18". The circumference is 88.0" and they have 720 revolutions per mile.
Generally they are approved to be mounted on 7-9" wide wheels.
Specs may vary by manufacturer. learn more
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255/50R18 Tire Front
10.0"
28.0"
255/50R18 Tire Side
18 Inch Wheel
Circumference
88.0"
18"
5.0"
720 Revs/Mile
255/50R18
Diameter : 28.0"
Width : 10.0"
Wheel : 18" x 7-9"
Sidewall : 5.0"
Circum. : 88.0"
Revs/Mile : 720

Upsizing Wheels or Tires?

When searching for the perfect tire for your vehicle you need options. Click the "Alternate Sizes" button to see a list of similar tire sizes. You can then change the wheel size to see alternate sizes on a different diameter wheel.
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Select a Size to Compare Prices on Available Tires

Nitto Tires
Nitto NT420S 255/50R18
NT420S
Truck/SUV All Season | 106V XL
Avg. $119.20
 Sport  
Pirelli Tires
Pirelli P Zero Rosso 255/50R18
P Zero Rosso
Summer | 102Y SL
Avg. $586.00
 Supreme Performance