TreadCompass

Porsche 356 Lug Nut Torque

The 1955–1965 Porsche 356 lug nut torque is 95 ft-lbs (129 N·m).

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Porsche 356 · 1955–1965

Lug nut torque
95ft-lbs129 N·m
Same spec for every year 1955–1965.
  • ✓ 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 Porsche 356

Compare prices across retailers for your size.

155/80R151958–1965 · Compare prices →165/80R151955–1961 · Compare prices →

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Porsche 356 lug nut torque FAQ

What is the lug nut torque for a Porsche 356?

The 1955–1965 Porsche 356 lug nut torque is 95 ft-lbs (129 N·m). Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all 356 trims use the same lug nut torque?

Yes. Every 356 trim in our database uses the same lug nut torque for a given model year.

Has the Porsche 356 lug nut torque changed over the years?

No. It has been 95 ft-lbs (129 N·m) for every model year we have, 1955–1965.

What size tires come on the Porsche 356?

Factory tire sizes include 155/80R15 (1958–1965) and 165/80R15 (1955–1961). 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.