Section Width285 mm (11.2")
Aspect Ratio45%
Rim Diameter19"
Overall Diameter739 mm (29.1")
Sidewall Height128 mm
Circumference2322 mm
285/45R19 — Buy Tires

Everything to know about the 285/45R19 tire size

Size geometry

A 285/45R19 tire has a 285mm section width and a 45% aspect ratio, mounted on a 19-inch rim. Sidewall height works out to 128.3mm (5.05") and overall outside diameter is 739.1mm (29.10"). At highway speed the tire completes about 431 revolutions per kilometre — your speedometer and odometer were calibrated against this number.

Direct substitute sizes

If 285/45R19 is unavailable, the closest same-diameter substitutes on the same rim are 275/47R19 and 295/43R19. Both keep your speedometer reading within 1% — safe for daily use, ABS, and stability control. Always verify load and speed ratings before swapping.

Plus / minus sizing options

For a 285/45R19 you can upsize to 295/39R20 (plus-one) to fit a larger wheel without changing the speedometer reading, or downsize to 275/51R18 (minus-one) for a softer ride or winter setup. Both stay inside the Âą3% diameter tolerance that ABS and TPMS systems expect.

Vehicle compatibility

0 vehicles in our database run the 285/45R19 tire size from the factory. Aftermarket fitment depends on rim width, offset, and clearance — match these specs to your wheel before purchasing tires.

Vehicles Using 285/45R19

tire_size.no_vehicles_found