When people want to lower their Datsun 240Z / Nissan S30 Fairlady Z, or improve the suspension generally, most owners choose an aftermarket solution. From simple strut damper cartridge inserts with lowering springs, to the recently more popular BC (or other brand) weld-in kits for adjustable-height coilover modifications, a broad variety of options are available. What most owners do not know – Nissan sold its own height-adjustable suspension setup for the S30 range of cars. Time to look a bit closer at that. Disclaimer As with all my knowledge articles, I tried my very best to get all information from trustworthy and official sources. However, I cannot guarantee that all…