315/40R18 Tires
We stock 4 tires in size 315/40R18 from 1 brand. Prices run from $219.75 to $377.25 per tire ($879.00–$1509.00 per set of four).
Frequently asked questions
What does 315/40R18 mean?
315 is the section width in millimetres, 40 is the aspect ratio (the sidewall is 40% of the width, about 126 mm), and R18 means a radial tire for a 18-inch wheel. Overall diameter is roughly 27.9 inches.
How much do 315/40R18 tires cost?
At ExtraBrake they range from $219.75 to $377.25 per tire, which is $879.00 to $1509.00 for a set of four.
Can I fit a different size than 315/40R18?
Only fit a size approved for your vehicle. The manufacturer's recommended size is printed on the driver's door-jamb placard and in the owner's manual; changing size affects speedometer accuracy, load capacity and handling.