front springs

[xtremereef]

is the factory xtreme springs part # mzx 15058959 ????

[87wildside]

http://www.s10forum.com/forum/f178/gm-replacement-zq8-coils-352516/

http://www.s10forum.com/forum/f12/zq8-part-numbers-235970/

[91sonoma]

I was given a set of springs that came off a blazer extreme. the part # on the springs are 15057850. will these fit on a first gen and if how much drop will i get.

[12sws27]

IDK about the fitment but the xtreme blazers coils are 1.5" lower than the regular blazers