Which one is the clutch and which one is the cone sure grip®?

[AKcharger]

I guess I could look it up some where but why bother when I have pals here that know! 

AK

I picked up the left one (3:23) for $75 thought it couldn't hurt

[74Charger]

It's hard for me to tell by your pic.  But it appears the left oneis the clutch type sure grip.  If it has springs, its a cone type.

http://www.4secondsflat.com/rearendtech2.html

[AKcharger]

yup, left one is the cone, thanks for the link