What tyre size does a Lexus IS use?

The most common size is 225/40R18. Depending on generation and engine, the Lexus IS uses 9 different sizes including 225/40R18, 225/45R17, 255/35R18, 205/55R16, 245/45R17.

Where do I find my exact Lexus IS tyre size?

Check the tyre placard in the driver's door jamb or fuel flap, or use the lookup tool on this page to select your generation and engine.

Tyres › Lexus › IS

Lexus IS tyre sizes

All factory fitments by generation and engine — 9 sizes across 7 generations.

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Quick answer

The most common tyre size on the Lexus IS is 225/40R18 (overall diameter ≈ 637 mm). Exact fitment depends on generation and engine — full breakdown below.

IS (XE3) 2013 - Limousine (2013–present)

Engine	Tyre sizes
IS 200T - 245 PS - Benzin - 1998 cc	225/40R18 225/45R17 255/35R18
IS 250 - 208 PS - Benzin - 2500 Hubraum	225/40R18 225/45R17 255/35R18
IS 300 - 245 PS - Petrol - 1998 Hubraum	225/40R18 225/45R17 255/35R18
IS 300h - 181 PS - Hybrid - 2494 Hubraum	205/55R16 225/40R18 225/45R17 255/35R18

IS Convertible (XE2(a)) 2009 - 2013 - Cabrio (2009–2013)

Engine	Tyre sizes
IS 250C Cabrio - 208 PS - Benzin - 2500 Hubraum	225/40R18 225/45R17 245/45R17 255/40R18

IS (XE2/Facelift) 2008 - 2013 - Limousine (2008–2013)

Engine	Tyre sizes
IS 200d - 150 PS - Diesel - 2231 cc	205/55R16 225/40R18 225/45R17 245/45R17 255/40R18
IS 220d - 177 PS - Diesel - 2231 Hubraum	205/55R16 225/40R18 225/45R17 245/45R17 255/40R18
IS 250 - 208 PS - Benzin - 2500 Hubraum	205/55R16 225/40R18 225/45R17 245/45R17 255/40R18

IS F (XE2/Facelift) 2008 - Limousine (2008–present)

Engine	Tyre sizes
IS F - 423 PS - Benzin - 4969 Hubraum	225/40R18 225/40R19 255/35R19

IS (XE2) 2005 - 2008 - Limousine (2005–2008)

Engine	Tyre sizes
IS 220d - 177 PS - Diesel - 2231 Hubraum	205/55R16 225/40R18 225/45R17 245/45R17 255/40R18
IS 250 - 208 PS - Benzin - 2500 Hubraum	205/55R16 225/40R18 225/45R17 245/45R17 255/40R18

IS SportCross (XE1) 2001 - 2005 - Kombi (2001–2005)

Engine	Tyre sizes
IS 200 Sport Cross - 155 PS - Benzin - 1988 cc	205/55R16
IS 300 Sport Cross - 213 PS - Benzin - 2997 Hubraum	205/55R16 215/45R17 225/45R17

IS (XE1) 1999 - 2005 - Limousine (1999–2005)

Engine	Tyre sizes
IS 200 - 155 PS - Benzin - 1988 cc	205/55R16 215/45R17
IS 300 - 213 PS - Benzin - 2997 Hubraum	205/55R16 215/45R17

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