# Thread size of lug nuts

**URL:** <https://community.electricforum.com/t/thread-size-of-lug-nuts/3784>\
**Category:** GEM Forum\
**Created:** [October 3, 2013, 2:41pm UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784 "2013-10-03T14:41:33Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![DMax](https://avatars.discourse-cdn.com/v4/letter/d/919ad9/32.png) [@DMax](https://community.electricforum.com/u/DMax)\
**Post date:** [October 3, 2013, 2:41pm UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784/1 "2013-10-03T14:41:33Z")

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I putting on new wheels and want to get chrome lug nuts. Anyone know the thread size of the lug nuts ? Believe they are a mm size ?  
For a 2008 E4 Gem.

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**Author:** ![GEMmechanic](https://avatars.discourse-cdn.com/v4/letter/g/ecccb3/32.png) [@GEMmechanic](https://community.electricforum.com/u/GEMmechanic)\
**Post date:** [October 10, 2013, 2:35pm UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784/2 "2013-10-10T14:35:12Z")

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Newer GEMs with four lug wheels should have 12MM studs.

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**Author:** ![grantwest](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/grantwest/32/15_2.png) [@grantwest](https://community.electricforum.com/u/grantwest)\
**Post date:** [November 30, 2013, 7:07am UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784/3 "2013-11-30T07:07:28Z")

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I’m pretty sure the older 2001 and up GEMs have M10’s

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**Author:** ![GEMmechanic](https://avatars.discourse-cdn.com/v4/letter/g/ecccb3/32.png) [@GEMmechanic](https://community.electricforum.com/u/GEMmechanic)\
**Post date:** [December 1, 2013, 6:22pm UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784/4 "2013-12-01T18:22:30Z")

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All GEMs newer than 2001 with four stud wheels should have M12 studs. The M10 studs were only on the early years.

Daniel

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**Author:** ![SanDiegoDann](https://avatars.discourse-cdn.com/v4/letter/s/3d9bf3/32.png) [@SanDiegoDann](https://community.electricforum.com/u/SanDiegoDann)\
**Post date:** [April 6, 2020, 2:21am UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784/5 "2020-04-06T02:21:49Z")

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Are GEM lug nuts considered ball or acorn?

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**Author:** ![grantwest](https://yyz2.discourse-cdn.com/flex030/user_avatar/community.electricforum.com/grantwest/32/15_2.png) [@grantwest](https://community.electricforum.com/u/grantwest)\
**Post date:** [April 6, 2020, 11:41pm UTC](https://community.electricforum.com/t/thread-size-of-lug-nuts/3784/6 "2020-04-06T23:41:28Z")

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Acorn are the covered lugs.