What size tires fit a 2004 Lexus IS?

The 2004 Lexus IS uses P205/55R16 89V as the OEM tire size.

What tire pressure should a 2004 Lexus IS have?

The recommended tire pressure for the 2004 Lexus IS is 33 PSI front and 33 PSI rear (cold).

Can I use a different tire size on my 2004 Lexus IS?

It is recommended to use the OEM size P205/55R16 89V. 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.

2004 Lexus ISTire Size & Pressure

OEM spec from the factory service manual for the Base, Automatic variant.

Quick Answer

OEM Tire Size

P205/55R16 89V

Pressure (Front / Rear)

33 / 33 PSI

Load Index

Source: Factory service manual — 2004 Lexus IS Base, Automatic. View full manual section →

Other specs:All specs Oil Type Coolant

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P205/55R16 89V for Lexus IS

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Frequently Asked Questions

What size tires fit a 2004 Lexus IS?: The 2004 Lexus IS uses P205/55R16 89V as the OEM tire size.
What tire pressure should a 2004 Lexus IS have?: The recommended tire pressure for the 2004 Lexus IS is 33 PSI front and 33 PSI rear (cold).
Can I use a different tire size on my 2004 Lexus IS?: It is recommended to use the OEM size P205/55R16 89V. Alternative sizes may affect speedometer accuracy, handling, and clearances.