TreadCompass

Lexus IS300 Lug Nut Torque

The Lexus IS300 lug nut torque is 105 ft-lbs (142 N·m) for 2021–2025, 80 ft-lbs (108 N·m) for 2016–2020 and 80 ft-lbs (108 N·m) for 2000–2005.

OR PICK YOUR VEHICLE

Lexus IS300 · 2000–2025

The spec changed over the years. Pick your year above, or find it here:
2021–2025105 ft-lbs · 142 N·m
2016–202080 ft-lbs · 108 N·m
2000–200580 ft-lbs · 108 N·m
  • ✓ Tighten in a star pattern, in two passes, with a torque wrench (not an impact gun)
  • ✓ Re-check the torque after the first 50–100 miles
  • ✓ Confirm against your owner’s manual; aftermarket wheels can differ

Source: TreadCompass vehicle fitment database. Page updated November 2026. Specs can vary with aftermarket wheels and lug hardware, so always confirm with your owner’s manual.

Factory tire sizes for the Lexus IS300

Compare prices across retailers for your size.

225/40R182016–2020 · Compare prices →255/35R18 · rear2016–2020 · Compare prices →225/45R17 · rear2002–2020 · Compare prices →205/55R162000–2005 · Compare prices →215/45R172000–2005 · Compare prices →235/45R182021–2025 · Compare prices →235/40R192022–2025 · Compare prices →

Other Lexus models

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Lexus IS300 lug nut torque FAQ

What is the lug nut torque for a Lexus IS300?

The Lexus IS300 lug nut torque is 105 ft-lbs (142 N·m) for 2021–2025, 80 ft-lbs (108 N·m) for 2016–2020 and 80 ft-lbs (108 N·m) for 2000–2005. Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all IS300 trims use the same lug nut torque?

Yes. Every IS300 trim in our database uses the same lug nut torque for a given model year.

Has the Lexus IS300 lug nut torque changed over the years?

Yes. It is 105 ft-lbs for 2021–2025, 80 ft-lbs for 2016–2020 and 80 ft-lbs for 2000–2005. Pick your year above to see the exact spec.

What size tires come on the Lexus IS300?

Factory tire sizes include 225/40R18 (2016–2020), 255/35R18 (rear) (2016–2020), 225/45R17 (rear) (2002–2020), 205/55R16 (2000–2005), 215/45R17 (2000–2005) and 235/45R18 (2021–2025), among others. Check the sidewall of your current tires to confirm yours, then compare prices for that size above.

New to torquing wheels? See how to torque lug nuts and common questions.