P345/30R18 Tire Size in Inches

P345/30R18 is a metric tire size representation, which defines that the tires have a width of 345 mm, 30 is the aspect ratio and a rim diameter of 18 inches. In the imperial system the tire size P345/30R18 equates to a 26.2×13.6R18 that is commonly used in the automotive industry. So Converting P345/30R18 in inches the tires have a length of 26.2 inches, a width of 13.6 inches, a sidewall height of 4.1 inches and The number of complete resolutions made by the corresponding tire size is equal to 770 per mile with a circumference of 82.3 inches.

P345/30R18 tire size in inches

P345/30R18inchesmm
Tire Diameter26.2 inches665 mm
Tread Width13.6 inches345 mm
Rim Diameter18 inches457 mm
Sidewall Height4.1 inches104 mm
Circumference82.3 inches2088 mm
Revolutions770 per mile479 per km

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P345/30R18 Equivalent Tire Sizes for replacement

If you are replacing your tires, always keep in mind that they are compatible with your vehicle so that the impact on the overall performance of your vehicle can be reduced. Here we have listed some tire size that is equivalent to P345/30R18 tires.

Tire Size Overall Diameter Difference
275/25R20 25.4″ (646 mm) -2.9%
135/70R18 25.5″ (647 mm) -2.7%
235/35R19 25.5″ (647 mm) -2.7%
315/30R18 25.5″ (647 mm) -2.7%
275/30R19 25.6″ (649 mm) -2.4%
275/35R18 25.6″ (649 mm) -2.4%
235/30R20 25.6″ (650 mm) -2.3%
285/25R20 25.6″ (650 mm) -2.3%
215/45R18 25.6″ (651 mm) -2.1%
335/25R19 25.6″ (651 mm) -2.1%
245/40R18 25.7″ (653 mm) -1.8%
245/35R19 25.8″ (655 mm) -1.5%
215/40R19 25.8″ (655 mm) -1.5%
285/30R19 25.8″ (655 mm) -1.5%
245/30R20 25.8″ (656 mm) -1.4%
295/25R20 25.8″ (656 mm) -1.4%
285/35R18 25.9″ (657 mm) -1.2%
225/45R18 25.9″ (659 mm) -0.9%
125/70R19 25.9″ (659 mm) -0.9%
335/30R18 25.9″ (659 mm) -0.9%
305/25R20 26″ (660 mm) -0.8%
255/35R19 26″ (661 mm) -0.6%
255/40R18 26″ (661 mm) -0.6%
145/70R18 26″ (661 mm) -0.6%
185/55R18 26″ (661 mm) -0.6%
355/25R19 26″ (661 mm) -0.6%
295/30R19 26″ (661 mm) -0.6%
255/30R20 26.1″ (662 mm) -0.5%
295/35R18 26.1″ (663 mm) -0.3%
205/50R18 26.1″ (663 mm) -0.3%
225/40R19 26.1″ (663 mm) -0.3%
225/35R20 26.2″ (666 mm) 0.2%
315/25R20 26.2″ (666 mm) 0.2%
305/30R19 26.3″ (667 mm) 0.3%
265/30R20 26.3″ (668 mm) 0.5%
235/45R18 26.3″ (669 mm) 0.6%
265/40R18 26.3″ (669 mm) 0.6%
265/35R19 26.3″ (669 mm) 0.6%
325/25R20 26.4″ (670 mm) 0.8%
235/40R19 26.4″ (671 mm) 0.9%
305/35R18 26.4″ (671 mm) 0.9%
235/35R20 26.5″ (672 mm) 1.1%
315/30R19 26.5″ (673 mm) 1.2%
135/80R18 26.5″ (673 mm) 1.2%
135/70R19 26.5″ (673 mm) 1.2%
215/50R18 26.5″ (673 mm) 1.2%
275/30R20 26.5″ (674 mm) 1.4%
275/35R19 26.6″ (675 mm) 1.5%
155/70R18 26.6″ (675 mm) 1.5%
335/25R20 26.6″ (676 mm) 1.7%
315/35R18 26.7″ (677 mm) 1.8%
245/45R18 26.7″ (677 mm) 1.8%
275/40R18 26.7″ (677 mm) 1.8%
245/40R19 26.7″ (679 mm) 2.1%
325/30R19 26.7″ (679 mm) 2.1%
285/30R20 26.8″ (680 mm) 2.3%
245/35R20 26.8″ (680 mm) 2.3%
345/25R20 26.8″ (680 mm) 2.3%
145/60R20 26.9″ (682 mm) 2.6%
225/50R18 26.9″ (683 mm) 2.7%
285/35R19 26.9″ (683 mm) 2.7%
205/55R18 26.9″ (683 mm) 2.7%

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