TreadCompass

Mercedes-Benz C43 AMG Lug Nut Torque

The Mercedes-Benz C43 AMG lug nut torque is 100 ft-lbs (136 N·m) for 2020–2026, 115 ft-lbs (156 N·m) for 2018–2019 and 100 ft-lbs (136 N·m) for 2017; earlier years are listed below.

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Mercedes-Benz C43 AMG · 1998–2026

The spec changed over the years. Pick your year above, or find it here:
2020–2026100 ft-lbs · 136 N·m
2018–2019115 ft-lbs · 156 N·m
2017100 ft-lbs · 136 N·m
1998–200080 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 Mercedes-Benz C43 AMG

Compare prices across retailers for your size.

225/40R192017–2023 · Compare prices →225/45R182017–2023 · Compare prices →245/40R18 · rear2017–2023 · Compare prices →255/35R19 · rear2017–2023 · Compare prices →245/35R202023–2026 · Compare prices →245/45R182023–2026 · Compare prices →265/30R20 · rear2023–2026 · Compare prices →225/45R171998–2000 · Compare prices →245/40R17 · rear1998–2000 · Compare prices →

Other Mercedes-Benz models

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Mercedes-Benz C43 AMG lug nut torque FAQ

What is the lug nut torque for a Mercedes-Benz C43 AMG?

The Mercedes-Benz C43 AMG lug nut torque is 100 ft-lbs (136 N·m) for 2020–2026, 115 ft-lbs (156 N·m) for 2018–2019 and 100 ft-lbs (136 N·m) for 2017; earlier years are listed below. Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all C43 AMG trims use the same lug nut torque?

Yes. Every C43 AMG trim in our database uses the same lug nut torque for a given model year.

Has the Mercedes-Benz C43 AMG lug nut torque changed over the years?

Yes. It is 100 ft-lbs for 2020–2026, 115 ft-lbs for 2018–2019, 100 ft-lbs for 2017 and 80 ft-lbs for 1998–2000. Pick your year above to see the exact spec.

What size tires come on the Mercedes-Benz C43 AMG?

Factory tire sizes include 225/40R19 (2017–2023), 225/45R18 (2017–2023), 245/40R18 (rear) (2017–2023), 255/35R19 (rear) (2017–2023), 245/35R20 (2023–2026) and 245/45R18 (2023–2026), among others. 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.