Tire Size Specification
Verified OEM & Service Reference2026 BMW IX Electric Motor (190 and 230 kW EESM) — Tire Size
Recommended interval: Rotate every 5,000–7,500 miles; check cold PSI monthly
Engine / Trim Variant
Factory Tire Size
255/50R21 / 275/40R22 / 275/35R23 / 235/60R20
Quick Purchase
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Technical Specifications
| Front Tire Size | 255/50R21 / 275/40R22 / 275/35R23 / 235/60R20 |
|---|---|
| Rear Tire Size | 255/50R21 / 275/40R22 / 275/35R23 / 235/60R20 |
| Rim / Wheel Size | 21" |
| Matched Trims | M70, xDrive45, xDrive60 |
Compatible Aftermarket Options
Direct OEM cross-references- Buy Michelin / Continental / Pirelli 255/50R21 on AmazonMichelin / Continental / Pirelli255/50R21
Search query: 255/50R21 tire
Tire Size Fitment by Engine / Trim (2026 BMW IX)
| Engine / Trim | Oil Spec & Capacity | OEM Oil Filter |
|---|---|---|
| Electric Motor (190 and 200 kW EESM) | N/A (Electric Vehicle) • 0 qt (0L) | N/A (Electric Drive Unit) |
| Electric Motor (190 and 230 kW EESM) | N/A (Electric Vehicle) • 0 qt (0L) | N/A (Electric Drive Unit) |
| Electric Motor (190 and 360 kW EESM) | N/A (Electric Vehicle) • 0 qt (0L) | N/A (Electric Drive Unit) |
DIY Fitment & Verification Checklist for 2026 BMW IX
- Confirm your engine code or trim variant above before ordering parts, as mid-year production changes can affect tire size fitment.
- When purchasing OEM or aftermarket brands (Motorcraft, ACDelco, Mopar, Wix, Fram, Mobil 1, Bosch, NGK), cross-check the Amazon Garage Confirmed Fit badge with your 17-digit VIN.
- Always consult your 2026 BMW IX owner's manual for exact torque specs and fluid service intervals.
Sources: NHTSA vPIC & OEM Service SpecificationsReport an inaccurate spec or part number
Frequently Asked Questions
What is the OEM tire size specification for a 2026 BMW IX?
The primary OEM tire size part number / specification for the 2026 BMW IX Electric Motor (190 and 230 kW EESM) is 255/50R21 / 275/40R22 / 275/35R23 / 235/60R20.
Which aftermarket tire size brands fit the 2026 BMW IX?
Compatible aftermarket options include Michelin / Continental / Pirelli 255/50R21.