TreadCompass

Chevrolet K5 Blazer Lug Nut Torque

The Chevrolet K5 Blazer lug nut torque is 80 ft-lbs (108 N·m) for 1973–1994, 100 ft-lbs (136 N·m) for 1971–1972 and 80 ft-lbs (108 N·m) for 1969–1970. The 1973–1991 2WD uses 100 ft-lbs. The 1969–1970 2WD uses 100 ft-lbs.

OR PICK YOUR VEHICLE

Chevrolet K5 Blazer · 1969–1994

The spec changed over the years. Pick your year above, or find it here:
1992–199480 ft-lbs · 108 N·m
1973–199180 ft-lbs · 108 N·m
100 ft-lbs (136 N·m) on 2WD
1971–1972100 ft-lbs · 136 N·m
1969–197080 ft-lbs · 108 N·m
100 ft-lbs (136 N·m) on 2WD
  • ✓ 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 Chevrolet K5 Blazer

Compare prices across retailers for your size.

235/75R151969–1991 · Compare prices →245/75R161992–1994 · Compare prices →265/75R161992–1994 · Compare prices →

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Chevrolet K5 Blazer lug nut torque FAQ

What is the lug nut torque for a Chevrolet K5 Blazer?

The Chevrolet K5 Blazer lug nut torque is 80 ft-lbs (108 N·m) for 1973–1994, 100 ft-lbs (136 N·m) for 1971–1972 and 80 ft-lbs (108 N·m) for 1969–1970. The 1973–1991 2WD uses 100 ft-lbs. The 1969–1970 2WD uses 100 ft-lbs. Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all K5 Blazer trims use the same lug nut torque?

No. Most trims use the standard spec, but the 1973–1991 2WD uses 100 ft-lbs and the 1969–1970 2WD uses 100 ft-lbs.

Has the Chevrolet K5 Blazer lug nut torque changed over the years?

Yes. It is 80 ft-lbs for 1973–1994, 100 ft-lbs for 1971–1972 and 80 ft-lbs for 1969–1970. Pick your year above to see the exact spec.

What size tires come on the Chevrolet K5 Blazer?

Factory tire sizes include 235/75R15 (1969–1991), 245/75R16 (1992–1994) and 265/75R16 (1992–1994). 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.