# Speed sensor magnet numbers

**URL:** <https://community.electricforum.com/t/speed-sensor-magnet-numbers/13224>\
**Category:** GEM Forum\
**Created:** [January 13, 2018, 12:39pm UTC](https://community.electricforum.com/t/speed-sensor-magnet-numbers/13224 "2018-01-13T12:39:06Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![linmark10](https://avatars.discourse-cdn.com/v4/letter/l/8c91f0/32.png) [@linmark10](https://community.electricforum.com/u/linmark10)\
**Post date:** [January 13, 2018, 12:39pm UTC](https://community.electricforum.com/t/speed-sensor-magnet-numbers/13224/1 "2018-01-13T12:39:06Z")

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What do the numbers on a speed sensor magnet mean. I have one with a number 3 that works well, but if I put in a number 6, it loses speedometer capability.  
Also, I see a lot of magnets for sale, but never see one offered with a specific number on it.  
Any info would be appreciated.  
Thanks

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**Author:** ![Alex9a](https://avatars.discourse-cdn.com/v4/letter/a/d9b06d/32.png) [@Alex9a](https://community.electricforum.com/u/Alex9a)\
**Post date:** [October 22, 2018, 8:37pm UTC](https://community.electricforum.com/t/speed-sensor-magnet-numbers/13224/2 "2018-10-22T20:37:13Z")

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My magnet has the number 4 and it has 4 poles 😃