Tire Size 245/50r18 in inches
Tire size 245/50R18 is equivalent to 27.6×9.6R18 in inches, has a diameter of 27.6 inches (702.2mm), a section width of 9.6 inches (245mm), a wheel diameter of 18 inches (457mm), and is approved to be mounted on 7.0-8.5 inches (177.8-215.9mm) wide wheels. Understanding these dimensions and their implications is crucial for optimal performance, safety, and compatibility with your vehicle.
245/50r18 in inches
This Table chart offers a simultaneous view of detailed measurements in both inches and millimeters.
| Feature | Inches | Metric (mm) |
|---|---|---|
| Tire Diameter | 27.6 | 702.2 |
| Section Width | 9.6 | 245 |
| Rim Height | 18 | 457 |
| Sidewall Height | 4.8 | 122.5 |
| Circumference | 86.9 | 2206 |
| Revolutions | 453 per km | 728 per mile |
| Rim Width Range | 7.0-8.5 | 177.8-215.9 |
How Tall Is A 245/50R18 Tire?
The tire height of the 245/50R18 tire size is 27.6 inches (702.2mm). This is otherwise known as the overall diameter of the tire. It’s calculated by adding the sidewall height, wheel diameter, and another sidewall height.
What Is the 245/50R18 Width In Inches?
The tread width of the 245/50R18 tire size is 9.6 inches (245mm). It’s often referred to as section width, the measurement from sidewall to sidewall. The correct width ensures proper tire load support and affects handling and ride quality.
What Is the 245/50R18 Sidewall Height?
The 245/50R18 tire’s sidewall height is 4.8 inches (122.5mm). This is determined by multiplying the aspect ratio (50% in this case) by the section width. Sidewall height influences driving comfort and cornering performance.
What Is the 245/50R18 Tire Circumference?
The circumference of the 245/50R18 tire size is 86.9 inches (2206mm). This is the total distance around the tire, which is vital for accurate speedometer and odometer readings.
What Is the 245/50R18 Revolutions Per Mile?
For the 245/50R18 tire size, there are approximately 728 revolutions per mile. Knowing the revolutions per mile helps to anticipate fuel consumption and tire lifespan.
What Is the 245/50R18 Rims Size?
The 245/50R18 tire size the rim diameter is 18 inches (457mm). Additionally, it’s suitable for rims with widths ranging from 7.0 to 8.5 inches (177.8 to 215.9mm). A proper match between tire and rim sizes ensures optimal performance and safety.
Fitment Guide
This table will guide you on which vehicle make, and models can accommodate the 245/50R18 tire size. Always ensure you follow manufacturer guidelines for your specific vehicle model and year when selecting tire size.
| Brand Name | Model |
|---|---|
| BMW | 5 Series Gran Turismo (2009 – 2017), 6 Series Gran Turismo (2017 – 2023), 7 Series (2001 – 2022), X3 (2010 – 2017), X4 (2014 – 2018) |
| BUICK | LaCrosse (2014 – 2016), Lucerne (2005 – 2011) |
| CADILLAC | DTS (2006 – 2011) |
| CHEVROLET | Camaro (2016 – 2023) |
| CITROËN | C-Crosser (2007 – 2012) |
| DODGE | Caravan (2001 – 2007), Grand Caravan (2001 – 2007) |
| FORD | Taurus (2019 – 2022) |
| GENESIS | EQ900 (2015 – 2018), G80 (2020 – 2023), G90 (2016 – 2022) |
| GMC | Terrain (2008 – 2010) |
| HYUNDAI | Centennial (2009 – 2017), Equus (2009 – 2016), Nexo (2018 – 2023), Tucson (2015 – 2021) |
| INFINITI | EX (2008 – 2013), M (2010 – 2014), Q70 (2013 – 2021), Q70L (2015 – 2020) |
| JAGUAR | XJ (2009 – 2022) |
| KIA | K7 (2012 – 2016), K9 (2012 – 2023), K900 (2014 – 2022), KX5 (2016 – 2022), Quoris (2012 – 2019), Sportage (2016 – 2022) |
| LAND ROVER | Freelander (2000 – 2006) |
| LEXUS | NX (2014 – 2021), RX (2000 – 2009) |
| MAZDA | CX-30 EV (2021 – 2023) |
| MERCEDES-BENZ | S-Class (2013 – 2020), S-Class Cabrio (2018 – 2021), S-Class Coupe (2015 – 2021), V-Class (2016 – 2023) |
| MERCEDES-MAYBACH | S-Class (2014 – 2020) |
| MITSUBISHI | Dignity (2012 – 2017), Outlander (2006 – 2023), Proudia (2012 – 2017) |
| NISSAN | Cima (2012 – 2022), Fuga (2009 – 2022) |
| OPEL | Antara (2006 – 2015) |
| PONTIAC | Montana (2006 – 2009) |
| PORSCHE | Panamera (2009 – 2016) |
| SATURN | Relay (2005 – 2007), Vue (2004 – 2007) |
| SUBARU | Crosstrek (2018 – 2023), Forester (2012 – 2023), Legacy Outback (2009 – 2014), Outback (2009 – 2015), XV (2017 – 2023) |
| SUZUKI | Escudo (1998 – 2002), Grand Vitara (2001 – 2005) |
| VOLVO | XC70 (2001 – 2016) |
| XPENG | P7 (2020 – 2022) |
Replacement Tire Size
Replacement tires have to be within 3% of the height and width of the original tires to ensure they can carry the vehicle’s weight and fit within the wheel well without rubbing against the vehicle.
| Tire Size | Overall Diameter | Difference |
|---|---|---|
| 255/45R18 | 27.0″ | -2.30% |
| 145/80R18 | 27.1″ | -2.00% |
| 165/70R18 | 27.1″ | -2.00% |
| 215/55R18 | 27.3″ | -1.40% |
| 235/50R18 | 27.3″ | -1.40% |
| 295/40R18 | 27.3″ | -1.40% |
| 265/45R18 | 27.4″ | -1.10% |
| 345/35R18 | 27.5″ | -0.60% |
| 305/40R18 | 27.6″ | -0.30% |
| 205/60R18 | 27.7″ | 0.00% |
| 145/85R18 | 27.7″ | 0.00% |
| 275/45R18 | 27.8″ | 0.30% |
| 225/55R18 | 27.8″ | 0.30% |
| 155/80R18 | 27.8″ | 0.30% |
| 315/40R18 | 27.9″ | 0.90% |
| 285/45R18 | 28.1″ | 1.40% |
| 255/50R18 | 28.1″ | 1.40% |
| 235/55R18 | 28.1″ | 1.70% |
| 155/85R18 | 28.4″ | 2.60% |
| 265/50R18 | 28.5″ | 2.80% |
| 295/45R18 | 28.5″ | 2.80% |
Our Observation
The 245/50R18 tire size offers a balanced mix of comfort and performance. With a sidewall height of 4.8 inches, it provides decent cushioning over bumps and potholes while still maintaining a responsive feel during cornering. The tread width of 9.6 inches ensures proper load distribution and better grip.
The 18-inch rim diameter is popular among many modern sedans and SUVs, contributing to both aesthetics and performance. Always remember that selecting the correct tire size depends on individual driving styles, vehicle characteristics, and local road conditions.
