Peyton Performance Automotive, Inc. - Your 8" & 9" Ford Experts - Peyton Performance Aut, Approaching our 50th year in business as a small, family-run company! We specialize in 8" and 9" Ford Rear Ends including Ring and Pinion Gear Sets, Third Members, Limited Slip Units and Axles but also stock high performance parts and hard-to-find items.