Tire Size Specification
Verified OEM & Service Reference2026 Acura Rdx 2.0L VTEC Turbo I4 (K20C4) — Tire Size
Recommended interval: Rotate every 5,000–7,500 miles; check cold PSI monthly
Engine / Trim Variant
Factory Tire Size
255/45R20 / 235/55R19
Quick Purchase
Check verified fitment on Amazon
Technical Specifications
| Front Tire Size | 255/45R20 / 235/55R19 |
|---|---|
| Rear Tire Size | 255/45R20 / 235/55R19 |
| Rim / Wheel Size | 20" |
| Matched Trims | A-Spec Package, FWD, SH-AWD |
Compatible Aftermarket Options
Direct OEM cross-references- Buy Michelin / Continental / Pirelli 255/45R20 on AmazonMichelin / Continental / Pirelli255/45R20
Search query: 255/45R20 tire
DIY Fitment & Verification Checklist for 2026 Acura Rdx
- 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 Acura Rdx 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 Acura Rdx?
The primary OEM tire size part number / specification for the 2026 Acura Rdx 2.0L VTEC Turbo I4 (K20C4) is 255/45R20 / 235/55R19.
Which aftermarket tire size brands fit the 2026 Acura Rdx?
Compatible aftermarket options include Michelin / Continental / Pirelli 255/45R20.