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245/35R18

Standard Metric

Factory Specs, Physical Dimensions & Compatible Vehicle Applications

Factory Spec Overview

The 245/35R18 tire size features an overall diameter of 24.75 inches, a section width of 9.6 inches (245mm), and rotates 815 times per mile. It is a standard factory tire fitment on 101+ vehicle models including BMW 135i.

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Physical Dimensions & Specs

Overall Diameter

24.75"

628.6 mm

Section Width

245 mm

9.65" wide

Sidewall Height

3.38"

85.9 mm (35% aspect)

Revolutions / Mile

815

Circumference: 77.76"

Rim Diameter

18"

Wheel size

Recommended Rim Width

6.1" - 8.6"

Optimal rim width range

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Speedometer & Alternate Size Calculator

Testing an alternate size for your vehicle? Compare 245/35R18 against any proposed tire size below:

Popular Comparisons:
Tire 1 (Stock / Base)245/35R18
Overall Height:24.8"
Sidewall:3.4"
Revs/Mile:815
Tire 2 (New / Compare)245/60R18
Overall Height:29.6"
Sidewall:5.8"
Revs/Mile:682

Visual Tire & Wheel Comparison

Tire 124.8" HeightTire 229.6" Height

Speedometer Variance

+19.5%At 60 mph reading, actual speed is 71.7 mph
IndicatedActual SpeedDiff
20 mph23.9 mph+3.9 mph
30 mph35.8 mph+5.8 mph
45 mph53.8 mph+8.8 mph
60 mph71.7 mph+11.7 mph
75 mph89.6 mph+14.6 mph
90 mph107.5 mph+17.5 mph

Fender & Suspension Clearance

Fitment Status: MODERATE RISK

Flush fitment. Extends 17.7mm outwards. Check wheel arch clearance under full suspension compression.

Inner Strut Space:7.7mm LESS clearance
Outer Fender Push:Extends 17.7mm further out
Ride Height Delta:+2.41" ground clearance

Vehicles That Fit 245/35R18 (101+ Models)

Factory standard and optional vehicle fitments utilizing 245/35R18 tires:

YearMake & ModelTrim / VariantLookup Specs
2008BMW 135i2D Convertible, AutomaticView 2008 135i ›
2008BMW 135i2D Convertible, StandardView 2008 135i ›
2008BMW 135i2D Coupe, AutomaticView 2008 135i ›
2008BMW 135i2D Coupe, StandardView 2008 135i ›
2009BMW 135i2D Convertible, AutomaticView 2009 135i ›
2009BMW 135i2D Convertible, StandardView 2009 135i ›
2009BMW 135i2D Coupe, AutomaticView 2009 135i ›
2009BMW 135i2D Coupe, StandardView 2009 135i ›
2010BMW 135i2D Convertible, AutomaticView 2010 135i ›
2010BMW 135i2D Convertible, StandardView 2010 135i ›
2010BMW 135i2D Coupe, AutomaticView 2010 135i ›
2010BMW 135i2D Coupe, StandardView 2010 135i ›
2011BMW 135i2D Convertible, Automatic DCTView 2011 135i ›
2011BMW 135i2D Coupe, Automatic DCTView 2011 135i ›
2011BMW 135i2D Coupe, StandardView 2011 135i ›
2011BMW 135i2D Convertible, StandardView 2011 135i ›
2012BMW 135i2D Convertible, Automatic DCT TransView 2012 135i ›
2012BMW 135i2D Convertible, Standard TransView 2012 135i ›
2012BMW 135i2D Coupe, Automatic DCT TransView 2012 135i ›
2012BMW 135i2D Coupe, Standard TransView 2012 135i ›
2013BMW 135is2D Convertible, Automatic DCT TransView 2013 135is ›
2013BMW 135i2D Convertible, Standard TransView 2013 135i ›
2013BMW 135i2D Coupe, Automatic DCT TransView 2013 135i ›
2013BMW 135is2D Coupe, Standard TransView 2013 135is ›
2013BMW 135is2D Convertible, Standard TransView 2013 135is ›
2013BMW 135i2D Convertible, Automatic DCT TransView 2013 135i ›
2013BMW 135is2D Coupe, Automatic DCT TransView 2013 135is ›
2013BMW 135i2D Coupe, Standard TransView 2013 135i ›
2014BMW M235iAutomatic TransView 2014 M235i ›
2014BMW M235iStandard TransView 2014 M235i ›
2015BMW M235i2D Convertible, Automatic TransView 2015 M235i ›
2015BMW M235i2D Convertible, Standard TransView 2015 M235i ›
2015BMW M235i2D Coupe, Automatic TransView 2015 M235i ›
2015BMW M235i2D Coupe, Standard TransView 2015 M235i ›
2016BMW M235i2D Convertible, Automatic TransView 2016 M235i ›
2016BMW M235i2D Convertible, Standard TransView 2016 M235i ›
2016BMW M235i2D Coupe, Automatic TransView 2016 M235i ›
2016BMW M235i2D Coupe, Standard TransView 2016 M235i ›
2017BMW M240i2D Convertible, Automatic TransView 2017 M240i ›
2017BMW M240i2D Convertible, Standard TransView 2017 M240i ›
2017BMW M240i2D Coupe, Automatic TransView 2017 M240i ›
2017BMW M240i2D Coupe, Standard TransView 2017 M240i ›
2017BMW M240i xDrive2D ConvertibleView 2017 M240i xDrive ›
2017BMW M240i xDrive2D CoupeView 2017 M240i xDrive ›
2018BMW M240i2D Convertible, Automatic TransView 2018 M240i ›
2018BMW M240i2D Coupe, Automatic TransView 2018 M240i ›
2018BMW M240i2D Convertible, Standard TransView 2018 M240i ›
2018BMW M240i2D Coupe, Standard TransView 2018 M240i ›
2018BMW M240i xDrive2D ConvertibleView 2018 M240i xDrive ›
2018BMW M240i xDrive2D CoupeView 2018 M240i xDrive ›
2019BMW M240i xDrive2D ConvertibleView 2019 M240i xDrive ›
2019BMW M240i2D Coupe, Standard TransView 2019 M240i ›
2019BMW M240i2D Convertible, Standard TransView 2019 M240i ›
2019BMW M240i2D Coupe, Automatic TransView 2019 M240i ›
2019BMW M240i xDrive2D CoupeView 2019 M240i xDrive ›
2019BMW M240i2D Convertible, Automatic TransView 2019 M240i ›
2020BMW M240i2D Convertible, Standard TransView 2020 M240i ›
2020BMW M240i2D Convertible, Automatic TransView 2020 M240i ›
2020BMW M240i xDrive2D CoupeView 2020 M240i xDrive ›
2020BMW M240i2D Coupe, Standard TransView 2020 M240i ›
2020BMW M240i xDrive2D ConvertibleView 2020 M240i xDrive ›
2020BMW M240i2D Coupe, Automatic TransView 2020 M240i ›
2021BMW M240i xDrive2D CoupeView 2021 M240i xDrive ›
2021BMW M240i2D Coupe, Automatic TransView 2021 M240i ›
2021BMW M240i2D Coupe, Standard TransView 2021 M240i ›
2021BMW M240i2D Convertible, Standard TransView 2021 M240i ›
2021BMW M240i xDrive2D ConvertibleView 2021 M240i xDrive ›
2021BMW M240i2D Convertible, Automatic TransView 2021 M240i ›
2005Mercedes-Benz C55C55View 2005 C55 ›
2005Mercedes-Benz SLK55SLK55View 2005 SLK55 ›
2006Mercedes-Benz C55C55View 2006 C55 ›
2006Mercedes-Benz SLK55SLK55View 2006 SLK55 ›
2007Mercedes-Benz SLK55SLK55View 2007 SLK55 ›
2008Mercedes-Benz SLK55SLK55View 2008 SLK55 ›
2009Mercedes-Benz SLK300AutomaticView 2009 SLK300 ›
2009Mercedes-Benz SLK350StandardView 2009 SLK350 ›
2009Mercedes-Benz SLK300StandardView 2009 SLK300 ›
2009Mercedes-Benz SLK350AutomaticView 2009 SLK350 ›
2009Mercedes-Benz SLK55SLK55View 2009 SLK55 ›
2010Mercedes-Benz SLK300AutomaticView 2010 SLK300 ›
2010Mercedes-Benz SLK300StandardView 2010 SLK300 ›
2010Mercedes-Benz SLK350AutomaticView 2010 SLK350 ›
2010Mercedes-Benz SLK350StandardView 2010 SLK350 ›
2010Mercedes-Benz SLK55SLK55View 2010 SLK55 ›
2011Mercedes-Benz SLK300AutomaticView 2011 SLK300 ›
2011Mercedes-Benz SLK300StandardView 2011 SLK300 ›
2011Mercedes-Benz SLK350SLK350View 2011 SLK350 ›
2012Mercedes-Benz SLK250Standard TransView 2012 SLK250 ›
2012Mercedes-Benz SLK250Automatic TransView 2012 SLK250 ›
2012Mercedes-Benz SLK350SLK350View 2012 SLK350 ›
2013Mercedes-Benz SLK250Automatic TransView 2013 SLK250 ›
2013Mercedes-Benz SLK250Standard TransView 2013 SLK250 ›
2013Mercedes-Benz SLK350SLK350View 2013 SLK350 ›
2014Mercedes-Benz SLK250Automatic TransView 2014 SLK250 ›
2014Mercedes-Benz SLK250Standard TransView 2014 SLK250 ›
2014Mercedes-Benz SLK350SLK350View 2014 SLK350 ›
2015Mercedes-Benz SLK250Automatic TransView 2015 SLK250 ›
2015Mercedes-Benz SLK250Standard TransView 2015 SLK250 ›
2015Mercedes-Benz SLK350SLK350View 2015 SLK350 ›
2016Mercedes-Benz SLK350SLK350View 2016 SLK350 ›
2020Mercedes-Benz SLC300Final EditionView 2020 SLC300 ›