245/40R19 Tire Size Specifications
This tire size 245/40R19 fits 18 vehicles in our database.
Everything to know about the 245/40R19 tire size
Size geometry
A 245/40R19 tire has a 245mm section width and a 40% aspect ratio, mounted on a 19-inch rim. Sidewall height works out to 98.0mm (3.86") and overall outside diameter is 678.6mm (26.72"). At highway speed the tire completes about 469 revolutions per kilometre â your speedometer and odometer were calibrated against this number.
Direct substitute sizes
If 245/40R19 is unavailable, the closest same-diameter substitutes on the same rim are 235/42R19 and 255/38R19. 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 245/40R19 you can upsize to 255/33R20 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 235/47R18 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.
Vehicle compatibility
18 vehicles in our database run the 245/40R19 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 245/40R19
Acura TLX
Years: 2015 - 2020
BMW 5 Series
Years: 2010 - 2023
BMW 6 Series
Years: 2011 - 2018
Buick Regal
Years: 2011 - 2017
Genesis G80
Years: 2016 - 2020
Holden Commodore
Years: 2006 - 2017
Hyundai Sonata
Years: 2019 - 2026
Infiniti Q50
Years: 2014 - 2026
Infiniti Q60
Years: 2014 - 2016
Jaguar XF
Years: 2015 - 2026
Kia K5
Years: 2021 - 2026
Lincoln MKZ
Years: 2013 - 2020
Mercedes-Benz CLS
Years: 2018 - 2023
Nissan Maxima
Years: 2016 - 2023
Nissan Skyline
Years: 2014 - 2026
Pontiac G8
Years: 2008 - 2009
Saab 9-5
Years: 2010 - 2012
Seat Ateca
Years: 2016 - 2026