What size tires fit a 2021 Mazda Cx-9?

The 2021 Mazda Cx-9 uses P255/50R20 104V as the OEM tire size.

What tire pressure should a 2021 Mazda Cx-9 have?

The recommended tire pressure for the 2021 Mazda Cx-9 is 34 PSI front and 34 PSI rear (cold).

Can I use a different tire size on my 2021 Mazda Cx-9?

It is recommended to use the OEM size P255/50R20 104V. Alternative sizes may affect speedometer accuracy, handling, and clearances.

Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2021 Mazda Cx-9Tire Size & Pressure

OEM spec from the factory service manual for the Carbon Edition, AWD variant.

Quick Answer

OEM Tire Size

P255/50R20 104V

Pressure (Front / Rear)

34 / 34 PSI

Load Index

This vehicle's factory manual

2021 Mazda Cx-9: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

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Other specs:All specs

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Frequently Asked Questions

What size tires fit a 2021 Mazda Cx-9?: The 2021 Mazda Cx-9 uses P255/50R20 104V as the OEM tire size.
What tire pressure should a 2021 Mazda Cx-9 have?: The recommended tire pressure for the 2021 Mazda Cx-9 is 34 PSI front and 34 PSI rear (cold).
Can I use a different tire size on my 2021 Mazda Cx-9?: It is recommended to use the OEM size P255/50R20 104V. Alternative sizes may affect speedometer accuracy, handling, and clearances.