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Tire size · 17-inch wheel · about 30.0x9.3R17

235/70R17 tire size

Overall diameter, nominal30.0 in

Estimate ±761 mm

A 235/70R17 tire is 30.0 in (761 mm) tall and 9.3 in (235 mm) wide on a 17-inch wheel, with a 6.5 in sidewall, and turns about 673 times a mile.

Stock on the Ford F-150 (2009–2010), per their makers’ documents.

Width
9.3 in
Sidewall
6.5 in
Wheel
17 in
Revs per mile
673

01 / Dimensions

235/70R17 in inches and millimeters

What the size code works out to. A real tire of the size measures within about 1.5% of it, by brand, tread, wheel width and pressure.

235/70R17

Estimate ±
Overall diameter
30.0 in 761 mm29.5 to 30.4 in for real tires
Section width
9.3 in 235 mm
Sidewall height
6.5 in 165 mm
Wheel diameter
17 in 432 mm
Circumference
94.1 in 2,390 mm
Revolutions per mile
673 418 per km663 to 684

02 / Stock on

Vehicles that leave the factory on 235/70R17

Which configurations run it in which model years, printed the way each maker prints the size, and how it compares with the vehicle’s other stock sizes. A speedometer set for one of those reads off by the amount shown when you fit 235/70R17 instead.

  • Ford F-150Maker
    • 2010 · Series not specified 4x2, Harley-Davidson 4x2printed P235/70R17
    • 2009 · Series not specified 4x2printed P235/70R17

    Ford F-150 model years on 235/70R17:

    Its other stock sizes

    • 315/70R17 (2010 · SVT Raptor). 235/70R17 is 4.4 in shorter: with a speedometer set for 315/70R17 it reads 14.7% high, 52.3 mph at an indicated 60.
    • 245/75R17 (2009–2010 · Series not specified 4x2 with the Heavy-Duty Payload Package (627); Series not specified 4x4 with the Heavy-Duty Payload Package (627), with a package). 235/70R17 is 1.5 in shorter: with a speedometer set for 245/75R17 it reads 5.1% high, 57.1 mph at an indicated 60.
    • 235/75R17 (2009–2010 · Series not specified 4x4, Harley-Davidson 4x4). 235/70R17 is 0.9 in shorter: with a speedometer set for 235/75R17 it reads 3.1% high, 58.2 mph at an indicated 60.

Documents last checked . How we read them and what the marks mean: how we source the numbers. A figure doesn’t match its document? Report a wrong number.

03 / Nearby sizes

Sizes either side of 235/70R17

The nearest common upsizes and the next sizes down on the same wheel, from the stock sizes we cover and the sizes owners usually step up to, and sizes about as tall on another wheel.

Nearest sizes up

Nearest sizes up, compared with 235/70R17
SizeTallinHeightvs 235/70R17Widthvs 235/70R17At an indicated 60true mphCompare
255/65R1730.1+0.1 in+0.8 in60.259.3 to 61.1Compare →
245/70R1730.5+0.6 in+0.4 in61.160.2 to 62.0Compare →
265/65R1730.6+0.6 in+1.2 in61.260.3 to 62.1Compare →

Next sizes down

Next sizes down, compared with 235/70R17
SizeTallinHeightvs 235/70R17Widthvs 235/70R17At an indicated 60true mphCompare
245/65R1729.5−0.4 in+0.4 in59.258.3 to 60.1Compare →
265/60R1729.5−0.4 in+1.2 in59.158.2 to 60.0Compare →

About as tall, other wheels

About as tall, other wheels, compared with 235/70R17
SizeTallinHeightvs 235/70R17Widthvs 235/70R17At an indicated 60true mphCompare
30x9.50R1530.0±0.0 in+0.2 in60.159.2 to 61.0Compare →
235/65R1830.0+0.1 in±0.0 in60.159.2 to 61.1Compare →
255/50R2030.0+0.1 in+0.8 in60.259.3 to 61.1Compare →
255/55R1930.0+0.1 in+0.8 in60.259.3 to 61.1Compare →

04 / Next

Compare it with your size

Tire size calculator235/70R17 against 255/65R17, or any two sizes: height, speedometer and gearing.Compare sizesTire sizes by vehicleEvery stock size on the trucks and SUVs we cover.Browse sizesFord F-150 tiresStock tires and wheels by trim, and what bigger tires change on the Ford F-150.See the tires

05 / FAQ

Questions people ask

What is 235/70R17 in inches?

About 30.0x9.3R17: 30.0 in tall and 9.3 in wide on a 17-inch wheel.

Which vehicles come with 235/70R17 tires?

In our data: Ford F-150 (2009–2010).

How does 235/70R17 compare with the Ford F-150’s other stock sizes?

235/70R17 is 4.4 in shorter: with a speedometer set for 315/70R17 it reads 14.7% high, 52.3 mph at an indicated 60. 235/70R17 is 1.5 in shorter: with a speedometer set for 245/75R17 it reads 5.1% high, 57.1 mph at an indicated 60. 235/70R17 is 0.9 in shorter: with a speedometer set for 235/75R17 it reads 3.1% high, 58.2 mph at an indicated 60.

What is the next size up from 235/70R17?

255/65R17: about 0.1 in taller and 0.8 in wider. On a speedometer set for 235/70R17 it reads 0.3% low (60.2 mph at an indicated 60).