245/35R19 tire size in inches

A 245/35R19 tire measures

25.8" tall × 9.6" wide

3.38" sidewall on a 19" wheel. 783 revolutions per mile.

245/35R19 means a tire 245 mm wide, with sidewalls 35% as tall as the tire is wide (86 mm), radial construction (R), for a 19 inch wheel.

25.8"19" rim3.4"9.6" wide
245/35R19: 25.8 inches tall, 9.6 inches wide, on a 19 inch rim, drawn to scale

245/35R19 specs

Overall diameter (height)25.75 inches (654 mm)
Section width9.65 inches (245 mm)
Sidewall height3.38 inches (86 mm)
Wheel (rim) diameter19 inches
Circumference80.9 inches (2,055 mm)
Revolutions per mile783
Revolutions per kilometer487
Approximate rim width8.0" to 9.5"
In inches (flotation style)25.8x9.6R19
Aspect ratio35%

Calculated from the size. Real tires differ by brand, model and tread depth, typically by a few tenths of an inch.

Sizes that can replace 245/35R19 on a 19" wheel

These 19" sizes are within 3% of 245/35R19's overall diameter, the range most tire shops treat as interchangeable.

SizeDiameterWidthDifferenceReal speed at 60
285/30R1925.73"11.22"−0.1%60.0 mphCompare
215/40R1925.77"8.46"+0.1%60.0 mphCompare
345/25R1925.79"13.58"+0.2%60.1 mphCompare
335/25R1925.59"13.19"−0.6%59.6 mphCompare
295/30R1925.97"11.61"+0.8%60.5 mphCompare
355/25R1925.99"13.98"+0.9%60.6 mphCompare
275/30R1925.50"10.83"−1.0%59.4 mphCompare
235/35R1925.48"9.25"−1.1%59.4 mphCompare
255/35R1926.03"10.04"+1.1%60.6 mphCompare
205/40R1925.46"8.07"−1.1%59.3 mphCompare
225/40R1926.09"8.86"+1.3%60.8 mphCompare
325/25R1925.40"12.80"−1.4%59.2 mphCompare

Same height on other wheel sizes (plus and minus sizing)

SizeWheelDiameterDifference
195/70R1515"25.75"0.0%Compare
225/55R1616"25.74"0.0%Compare
275/45R1616"25.74"0.0%Compare
185/60R1717"25.74"0.0%Compare
245/40R1818"25.72"−0.1%Compare
245/30R2020"25.79"+0.1%Compare
175/85R1414"25.71"−0.2%Compare
215/75R1313"25.70"−0.2%Compare
295/25R2020"25.81"+0.2%Compare
205/60R1616"25.69"−0.3%Compare
245/45R1717"25.68"−0.3%Compare
315/35R1717"25.68"−0.3%Compare

One size up or down

Compare 245/35R19 with another size

With 255/35R19 tires, when your speedometer says 60 mph you are really going

60.6 mph

255/35R19 is +0.28 inches (+1.1%) in overall diameter. That is within the 3% most shops and makers allow.

245/35R19255/35R19Difference%
Overall diameter25.75"26.03"+0.28"+1.1%
Section width9.65"10.04"+0.39"+4.1%
Sidewall height3.38"3.51"+0.14"+4.1%
Circumference80.90"81.77"+0.87"+1.1%
Revolutions per mile783.2774.9−8.3−1.1%

Questions

How tall is a 245/35R19 tire?
A 245/35R19 tire is 25.8 inches tall (654 mm), calculated from the size. It is 9.6 inches wide with 3.4 inches sidewalls. Real tires vary by a few tenths of an inch between brands and tread patterns.
What does 245/35R19 mean?
245/35R19 means a tire 245 mm wide, with sidewalls 35% as tall as the tire is wide (86 mm), radial construction (R), for a 19 inch wheel.
How many revolutions per mile does a 245/35R19 tire make?
About 783 revolutions per mile, based on a circumference of 80.9 inches. Under load the tire flattens slightly, so the maker's published figure is usually a little higher.
What rim width fits a 245/35R19 tire?
Roughly 8.0" to 9.5". Check the tire maker's approved rim range for the exact model before buying wheels.
Can I use 285/30R19 instead of 245/35R19?
285/30R19 is −0.02 inches (−0.1%) in overall diameter, so at an indicated 60 mph you would be doing 60.0 mph. Differences under 3% are usually fine, but check clearance, load index and your vehicle's placard.

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