Tire Size 245/45r17 in inches

The tire size 245/45R17 is equivalent to 25.7×9.6R17, has a diameter of 25.7 inches (652.3 mm), a section width of 9.6 inches (245 mm), a wheel diameter of 17 inches (432 mm), and is approved to be mounted on 7.5-9.0 inches (190.5-228.6 mm) wide wheels.

This tire size is standard among high-performance vehicles, offering a blend of handling, comfort, and speed capability.

245/45r17 in inches

Tire Diameter25.7652.3
Section Width9.6245
Rim Height17432
Sidewall Height4.3110.3
Revolutions488 per km785 per mile
Rim Width Range7.5-9.0190.5 – 228.6

How Tall Is A 245/45R17 Tire?

The tire height of the 245/45R17 tire size is 25.7 inches or 652.3 millimeters. This measurement is the overall diameter of the tire, which is determined by doubling the sidewall height, then adding the diameter of the wheel it’s mounted on. This height is one of the defining aspects of a tire’s size, influencing ride comfort, speed, and vehicle clearance.

What Is the 245/45R17 Width In Inches?

The tread width of the 245/45R17 tire size is approximately 9.6 inches or 245 millimeters. This figure represents the section width, the linear distance between the outsides of the sidewalls, regardless of tread width or profile. A larger section width usually denotes a tire that can offer more grip, as it has a larger contact patch.

What Is the 245/45R17 Sidewall Height?

The 245/45R17 tire’s sidewall height is approximately 4.3 inches or 110.3 millimeters. This represents the height of the tire from the rim to the tread, and it’s calculated as a percentage (aspect ratio) of the section width. The sidewall height is 45% of the 245 mm section width in this case.

What Is the 245/45R17 Tire Circumference?

The circumference of the 245/45R17 tire size is about 80.7 inches or 2049.3 millimeters. This figure is the linear distance around the outer boundary of the tire – a crucial factor for tire revolutions per mile, speedometer accuracy, and the vehicle’s overall performance.

What Is the 245/45R17 Revolutions Per Mile?

For the 245/45R17 tire size, there are approximately 785 revolutions per mile or about 488 revolutions per kilometer. This number is crucial for calibrating speedometers and odometers, as it helps determine how many times a tire will turn on a given distance.

What Is the 245/45R17 Rims Size?

The 245/45R17 tire size, the rim diameter is 17 inches or 432 millimeters. Moreover, this tire can comfortably be mounted on rims with a width range between 7.5-9.0 inches or 190.5-228.6 millimeters. The correct rim size is vital to ensure optimal tire performance and vehicle safety.

Fitment Guide
This table will guide you on which vehicles are compatible with 245/45R17 tires. Keep in mind that these tires are primarily designed for performance vehicles, so always check your vehicle’s manufacturer guidelines before purchasing new tires.

Brand NameModel
AUDIA4 (2007 – 2016), A5 (2008 – 2016), A6 (2004 – 2011), TT (2006 – 2023)
BMW5 Series (2003 – 2010)
CADILLACCatera (1997 – 2001), CTS (2004 – 2019)
CHEVROLETCorvette (1997 – 2004)
DODGECaravan (1984 – 1995), Grand Caravan (1987 – 1990), Stealth (1990 – 1997)
FAW AUDIA4 (2012 – 2015), A6 (2005 – 2015)
FORDFalcon (2008 – 2014), Mustang (1984 – 2004), Mustang Cobra (1993 – 2001), Mustang Mach 1 (2003 – 2004)
HOLDENCaprice (2003 – 2004)
JAGUARXJ (1994 – 1997)
LEXUSGS (2005 – 2012), IS (2005 – 2013), IS C (2009 – 2015), SC (1995 – 2000)
MERCEDES-BENZC-Class (2015 – 2023), CLS-Class (2004 – 2017), E-Class (1993 – 2016), SL-Class (1989 – 2001), W124 (1990 – 1996)
MERCURYMilan (2006 – 2011)
MITSUBISHI3000 GT (1990 – 2001), GTO (1990 – 2000)
NISSANSkyline (1994 – 1998)
PEUGEOT607 (1999 – 2010)
PLYMOUTHVoyager (1984 – 1995)
PONTIACFirebird (1993 – 2002), GTO (2004 – 2006)
RENAULTGrand Scenic (2009 – 2016)
SAAB9-3x (2009 – 2011)
TOYOTAAuris (2010 – 2012)
VOLVOS80 (2006 – 2016), V70 (2007 – 2016)

Replacement Tire Size
Replacement tires have to be within 3% of the total diameter of the original tire size.

Tire SizeOverall DiameterDifference

Our Observation
In our observation, the 245/45R17 tire size balances comfort, performance, and handling. Its dimensions provide a substantial contact patch, enhancing grip and stability. However, always remember that while tire sizes can impact performance and ride quality, other factors like tire construction, materials, and tread pattern also play significant roles.

In conclusion, understanding your tire size and its dimensions is crucial for safety, comfort, and performance. When purchasing new tires or replacements, check compatibility with your vehicle and driving conditions.

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