TreadCompass

GMC C4500 Lug Nut Torque

The 2003–2010 GMC C4500 lug nut torque is 400 ft-lbs (542 N·m).

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GMC C4500 · 2003–2010

Lug nut torque
400ft-lbs542 N·m
Same spec for every year 2003–2010.
  • ✓ 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 C4500

Compare prices across retailers for your size.

225/70R192003–2010 · Compare prices →245/70R192003–2010 · Compare prices →

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GMC C4500 lug nut torque FAQ

What is the lug nut torque for a GMC C4500?

The 2003–2010 GMC C4500 lug nut torque is 400 ft-lbs (542 N·m). Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all C4500 trims use the same lug nut torque?

Yes. Every C4500 trim in our database uses the same lug nut torque for a given model year.

Has the GMC C4500 lug nut torque changed over the years?

No. It has been 400 ft-lbs (542 N·m) for every model year we have, 2003–2010.

What size tires come on the GMC C4500?

Factory tire sizes include 225/70R19 (2003–2010) and 245/70R19 (2003–2010). 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.