245/45R20 Tire Size Specifications
This tire size 245/45R20 fits 15 vehicles in our database.
Everything to know about the 245/45R20 tire size
Size geometry
A 245/45R20 tire has a 245mm section width and a 45% aspect ratio, mounted on a 20-inch rim. Sidewall height works out to 110.3mm (4.34") and overall outside diameter is 728.5mm (28.68"). At highway speed the tire completes about 437 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 245/45R20 is unavailable, the closest same-diameter substitutes on the same rim are 235/47R20 and 255/43R20. Both keep your speedometer reading within 1% â safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.
Plus / minus sizing options
For a 245/45R20 you can upsize to 255/38R21 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 235/52R19 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.
Vehicle compatibility
15 vehicles in our database run the 245/45R20 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance â match these specs to your wheel before purchasing tires.
Vehicles Using 245/45R20
Aion Aion V
Years: 2020 - 2026
Aion V
Years: 2020 - 2026
BYD Tang
Years: 2018 - 2026
Changan Uni-T
Years: 2020 - 2026
Chevrolet Camaro
Years: 2010 - 2015
Chrysler 300
Years: 2011 - 2023
Geely Monjaro
Years: 2021 - 2026
Geely Tugella
Years: 2019 - 2026
IM Motors L7
Years: 2022 - 2026
Land Rover Range Rover Evoque
Years: 2011 - 2018
Lexus LS
Years: 2017 - 2026
Lincoln Corsair
Years: 2020 - 2026
Mazda CX-50
Years: 2023 - 2026
VinFast VF8
Years: 2022 - 2026
Volvo V90
Years: 2017 - 2026
Zeekr X
Years: 2023 - 2026