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pbp1 · 10-10-2014, 02:37 PM

It may last, but it is more prone to failure because with a mini-spool, all the load from the ring gear to the axles is transmitted only through the pin, to the bore in the cast case. With a posi unit, most of this load is transmitted through the clutches, into the inside of the case.

10-10-2014, 02:37 PM	#6
pbp1 Junior Member Join Date: Mar 2013 Posts: 80 Likes: 12 Liked 27 Times in 6 Posts	Re: GM 8.5 mini spool It may last, but it is more prone to failure because with a mini-spool, all the load from the ring gear to the axles is transmitted only through the pin, to the bore in the cast case. With a posi unit, most of this load is transmitted through the clutches, into the inside of the case.