Ford Flex Tire Sizes & Rim Dimensions by Model Year and Trim

The Ford Flex features a range of tire size markings and rim dimensions that vary by model year and trim level. Typical tire sizes for the Ford Flex include 245/60R18, 245/55R20, and 255/50R20, with rim widths commonly ranging from 7.5 to 8.5 inches and diameters of 18 or 20 inches.\n\nFor practical comparison, base trims generally use 18-inch rims with narrower widths, while upper trims and performance packages often upgrade to 20-inch rims with wider widths to accommodate larger tires. This affects ride comfort and handling characteristics.\n\nWhen selecting tires or rims, confirm the markings stamped on your current tires or consult your owner's manual, as fitment depends on both the trim and model year. Proper matching ensures safety, optimal performance, and maintains factory specifications.\n\nAlways consider the load rating and speed rating along with size to ensure compatibility with your Ford Flex. If swapping between trims, pay close attention to rim width differences to avoid mounting issues or tire wear irregularities.

Year
Make / model / trim Year Tire size Wheel
Ford Flex 3.5L2026235/60R187.5" × 18"
Ford Flex 3.5L2025235/60R187.5" × 18"
Ford Flex 3.5L2024235/60R187.5" × 18"
Ford Flex 3.5L2023235/60R187.5" × 18"
Ford Flex 3.5L2022235/60R187.5" × 18"
Ford Flex 3.5L2021235/60R187.5" × 18"
Ford Flex 3.5L2020235/60R187.5" × 18"
Ford Flex 3.5L2019235/60R187.5" × 18"
Ford Flex 3.5L2018235/60R187.5" × 18"
Ford Flex 3.5L2017235/60R187.5" × 18"
Ford Flex 3.5L2016235/60R187.5" × 18"
Ford Flex 3.5L2015235/60R187.5" × 18"
Ford Flex 3.5L2014235/60R187.5" × 18"
Ford Flex 3.5L2013235/60R187.5" × 18"
Ford Flex 3.5L2012235/60R187.5" × 18"
Ford Flex 3.5L2011235/60R187.5" × 18"
Ford Flex 3.5L2010235/60R187.5" × 18"
Ford Flex 3.5L2009235/60R187.5" × 18"
Ford Flex 3.5L2008235/60R187.5" × 18"

For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for Ford Flex.

FAQ

What tire sizes are common for the Ford Flex?
Common tire sizes for the Ford Flex include 245/60R18, 245/55R20, and 255/50R20 depending on model year and trim.
How do rim widths vary across Ford Flex trims?
Base trims usually have 7.5-inch wide rims, while higher trims can feature rims up to 8.5 inches wide, especially on 20-inch diameter wheels.
Can I use tires from one Ford Flex trim on another trim?
You can, but it's important to match the rim width and diameter to the tire size for proper fitment and performance.
Tire size calculatorShow

Compare two tire sizes — diameter, speedometer error, and clearance change.

inchmm
Size 1Size 2DiffDiff(%)
Diameter25.0"25.4"0.5"1.89%
Width7.7"8.5"0.8"10.26%
Circumference78.4"79.9"1.5"1.86%
Profile height5.0"4.2"-0.7"-15.08%
Turnover per mile80779314-1.73%
Clearance--+0.2"-
25.0"
7.7"
old tire side
25.5"
8.5"
new tire side
old tire
15"
old rim
5.0"
new tire
17"
new rim
4.2"

Speedometer Error

(First wheel OEM size)

Reading20 mph30 mph40 mph50 mph60 mph70 mph80 mph90 mph
Actual20.430.540.750.961.171.281.491.6