Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 1968 Plymouth Road Runner Chrysler 8.75" "89" Housing Nodular Iron Drop Out Case - Rear Differential Differential Dropouts and Pinion Supports.

Period. No Hassle. GUARANTEED.

We cover round trip shipping if we make a mistake.

Check out the video below to view the Guaranteed Exact Fit process from start to finish!