4th gen YD4 (2022-2026)
2026 Acura MDX tire size
The 2026 Acura MDX uses 255/55R19 on Base (FWD and SH-AWD); 255/50R20 on Technology, A-Spec, Advance, A-Spec Advance; 275/40R21 on Type S.
255/55R19 from $106.36 per tire across 409 live offers.
2026 Acura MDX tire sizes by trim
Compare prices for 2026 Acura MDX sizes
Winter tires for the 2026 Acura MDX
Below about 45°F, winter tires stop shorter than all-season tires, even on AWD. Compare 255/55R19 winter tires, 255/50R20 winter tires, 275/40R21 winter tires or see typical costs on the winter tire hub.
FAQ: 2026 Acura MDX tires
What size tires does a 2026 Acura MDX have?
The 2026 Acura MDX uses 255/55R19 on Base (FWD and SH-AWD); 255/50R20 on Technology, A-Spec, Advance, A-Spec Advance; 275/40R21 on Type S.
How much do 2026 Acura MDX tires cost?
255/55R19 tires start from $106.36 each on TireCompared right now (GoUsedTire (Santa Ana, CA)), about $425 for a set of four before installation. Premium brands cost more; compare every offer on the size page.
Do all 2026 Acura MDX trims use the same tire size?
No. The 2026 Acura MDX uses 3 factory sizes depending on trim and wheel package: 255/55R19, 255/50R20, 275/40R21. Check the placard on the driver's door jamb to confirm yours.
What does 255/55R19 mean?
255 is the tire width in millimeters, 55 is the sidewall height as a percentage of width (about 140 mm), and R19 means a radial tire for a 19-inch wheel. The tire is about 30 inches tall overall.
Same generation, same tire sizes
Sources
- tirepressure.com/2022-acura-mdx-tire-pressure
- tirepressure.com/2023-acura-mdx-tire-pressure
- tirepressure.com/2025-acura-mdx-tire-pressure
- cars.com/research/acura-mdx-2022/specs/
- cars.com/research/acura-mdx-2025/specs/458974/
- cars.com/research/acura-mdx-2025/specs/458976/
- cars.com/research/acura-mdx-2025/specs/458978/
Sources agreed for 2022, 2023 and 2025 on all three sizes. 2026 assumed unchanged.