# Does it have VLSD or not?

**URL:** <https://forums.speedlife.net/t/does-it-have-vlsd-or-not/102743>\
**Category:** SON240sx Automotive\
**Created:** [December 30, 2006, 4:46pm UTC](https://forums.speedlife.net/t/does-it-have-vlsd-or-not/102743 "2006-12-30T16:46:41Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![Theo23](https://avatars.discourse-cdn.com/v4/letter/t/43a26b/32.png) [@Theo23](https://forums.speedlife.net/u/Theo23)\
**Post date:** [January 1, 2007, 5:10pm UTC](https://forums.speedlife.net/t/does-it-have-vlsd-or-not/102743/7 "2007-01-01T17:10:49Z")

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> [@wow i do stupid stuff sometimes](https://forums.speedlife.net/t/wow-i-do-stupid-stuff-sometimes/10768/23):
>
> go to some dirt or grassy area and do a burn out. then look at ur tracks if there is only one mark its an open. if 2 then vlsd.

That is not a 100% test… the VLSD could be blown (now open) or the open diff could have equal torque going to each wheel… spinning them both.

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