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Jim Cimarolli · 04-25-2012, 03:27 PM

Have a new spool for a 57-64 Pontiac/Olds rear end, 31 spline.
I think it is a Summers Bros. unit and comes with new differential bearings installed.
$300 for the spool and bearings.
Also have a used set of Zoom 5.86 gears, very nice condition for $100.

04-25-2012, 03:27 PM	#1
Jim Cimarolli Senior Member Join Date: Mar 2002 Location: Sulphur Springs Texas Posts: 741 Likes: 144 Liked 166 Times in 46 Posts	Pontiac/Olds Spool & Gears Have a new spool for a 57-64 Pontiac/Olds rear end, 31 spline. I think it is a Summers Bros. unit and comes with new differential bearings installed. $300 for the spool and bearings. Also have a used set of Zoom 5.86 gears, very nice condition for $100.