Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Wheel Stud / Lug Nut

Wheel nuts

Should be tightened just snug. Gradually tighten them in sequence to the proper torque specification.

Never use oil or grease on studs or nuts.





Wheel Lug Nut 115-155 Nm (85-115 ft.lbs.)