help needed

my85buick

Member
Joined
Jun 20, 2005
what would i mesure to find if i have and 8.5 rear end?also would an 8.5 from a 91 caprice fit my 85 buick regal? any info helpful :confused:
 
the guts won't work hince the 8.5 inch to the 7.5 inch ring gear size.
 
Caprice 8.5

I Have Heard That The Police Package Caprice Has A 8.5 With 30 Spline Axles With Rear Disc.
 
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