Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 1970 Pontiac GTO USA Standard Pinion Installation Kit - GM 8.5" Rear Differential Bearing Kits.

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!