Spare Tire,

[08TOPDOWN]

Trying to find a space saver spare for my 08.

[lenore]

here is one on fleabay

http://www.ebay.com/sch/i.html?_sacat=0&_kw=lexus+Sc430+spare+tire

However a junk yard may be a lot cheaper.

[1990LS400]

And there have been a number of threads on this and other Lexus forums discussing which compact spares from other car models are the same size as the official SC430 spare. A compact spare from a particular Toyota Supra model is one of the most mentioned choices.