TreadCompass

GMC 1500 Lug Nut Torque

The GMC 1500 lug nut torque is 100 ft-lbs (136 N·m) for 1971–1987 and 80 ft-lbs (108 N·m) for 1967–1970.

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GMC 1500 · 1967–1987

The spec changed over the years. Pick your year above, or find it here:
1971–1987100 ft-lbs · 136 N·m
1967–197080 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 GMC 1500

Compare prices across retailers for your size.

235/75R151967–1987 · Compare prices →

Other GMC models

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GMC 1500 lug nut torque FAQ

What is the lug nut torque for a GMC 1500?

The GMC 1500 lug nut torque is 100 ft-lbs (136 N·m) for 1971–1987 and 80 ft-lbs (108 N·m) for 1967–1970. Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all 1500 trims use the same lug nut torque?

Yes. Every 1500 trim in our database uses the same lug nut torque for a given model year.

Has the GMC 1500 lug nut torque changed over the years?

Yes. It is 100 ft-lbs for 1971–1987 and 80 ft-lbs for 1967–1970. Pick your year above to see the exact spec.

What size tires come on the GMC 1500?

Factory tire sizes include 235/75R15 (1967–1987). 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.