TreadCompass

Buick Skyhawk Lug Nut Torque

The 1984–1989 Buick Skyhawk lug nut torque is 100 ft-lbs (136 N·m).

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Buick Skyhawk · 1984–1989

Lug nut torque
100ft-lbs136 N·m
Same spec for every year 1984–1989.
  • ✓ 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 Buick Skyhawk

Compare prices across retailers for your size.

185/75R141984–1989 · Compare prices →185/80R131984–1989 · Compare prices →205/60R141985–1987 · Compare prices →215/60R141988–1989 · Compare prices →

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Buick Skyhawk lug nut torque FAQ

What is the lug nut torque for a Buick Skyhawk?

The 1984–1989 Buick Skyhawk lug nut torque is 100 ft-lbs (136 N·m). Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all Skyhawk trims use the same lug nut torque?

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

Has the Buick Skyhawk lug nut torque changed over the years?

No. It has been 100 ft-lbs (136 N·m) for every model year we have, 1984–1989.

What size tires come on the Buick Skyhawk?

Factory tire sizes include 185/75R14 (1984–1989), 185/80R13 (1984–1989), 205/60R14 (1985–1987) and 215/60R14 (1988–1989). 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.