TreadCompass

Mazda RX-8 Lug Nut Torque

The 2004–2011 Mazda RX-8 lug nut torque is 85 ft-lbs (115 N·m).

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Mazda RX-8 · 2004–2011

Lug nut torque
85ft-lbs115 N·m
Same spec for every year 2004–2011.
  • ✓ 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 Mazda RX-8

Compare prices across retailers for your size.

225/45R182004–2011 · Compare prices →225/55R162004–2008 · Compare prices →225/40R192009–2011 · Compare prices →

Other Mazda models

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Mazda RX-8 lug nut torque FAQ

What is the lug nut torque for a Mazda RX-8?

The 2004–2011 Mazda RX-8 lug nut torque is 85 ft-lbs (115 N·m). Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all RX-8 trims use the same lug nut torque?

Yes. Every RX-8 trim in our database uses the same lug nut torque for a given model year.

Has the Mazda RX-8 lug nut torque changed over the years?

No. It has been 85 ft-lbs (115 N·m) for every model year we have, 2004–2011.

What size tires come on the Mazda RX-8?

Factory tire sizes include 225/45R18 (2004–2011), 225/55R16 (2004–2008) and 225/40R19 (2009–2011). 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.