2018 Mini Countryman Bolt Pattern & Tire Size
The 2018 Mini Countryman OEM tire size, bolt pattern, and wheel specifications are listed below. All data is based on industry-standard OEM reference specifications.
The 2018 Mini Countryman has a 5x112 bolt pattern, an OEM tire size of 225/45R19, and a 66.6mm center bore.
Other years of the Mini Countryman
2018 Mini Countryman Engine & Trim Levels
Detailed tire and wheel breakdown for the 2018 Mini Countryman
Tire geometry â 225/45R19
The 225/45R19 fitted to the 2018 Mini Countryman has a section width of 225mm and an aspect ratio of 45%, mounted on a 19-inch rim. That gives a sidewall height of 101.3mm (3.99") and an overall outside diameter of 685.1mm (26.97"). At highway speed this tire completes roughly 465 revolutions per kilometre, which is what your speedometer and odometer are calibrated against.
Plus-sizing window
If you want to upsize wheels on the 2018 Mini Countryman while keeping the speedometer accurate, target a 235/38R20 (plus-one). For a softer ride or winter setup, a 215/53R18 (minus-one) keeps the overall diameter within Âą3% of stock, which is the industry tolerance for ABS and stability control to stay calibrated.
Wheel fitment specs
The 2018 Mini Countryman uses a 5x112 bolt pattern with a 66.6mm hub bore. Safe rim width range for the OEM tire is 7.5J â 8.5J, and offsets in the ET42 â ET52 window will clear suspension and fender without rubbing on most setups.
Tire pressure guidance
Manufacturer-recommended cold tire pressure for the 2018 Mini Countryman is printed on the driver-side door jamb sticker â always defer to that value, not to the maximum pressure printed on the tire sidewall. Check pressure monthly and before long trips; under-inflation by 20% can reduce tread life by 25%.
OEM Wheel & Tire Specs
Frequently Asked Questions
What tire size does the 2018 Mini Countryman JCW use?
The 2018 Mini Countryman JCW uses 225/45R19 tires as standard equipment.
What is the bolt pattern of the 2018 Mini Countryman?
The 2018 Mini Countryman has a 5x112 bolt pattern with a center bore of 66.6mm.
What is the wheel offset of the 2018 Mini Countryman?
The 2018 Mini Countryman has a wheel offset of ET47.
Other Vehicles with 5x112 Bolt Pattern
The following vehicles share the same 5x112 bolt pattern as the 2018 Mini Countryman, making wheel interchangeability possible (verify offset and center bore before swapping).