Nearly 30 years of obsessively cataloging, photographing, and taking video of each part means it will fit your 1980 Mack All Models With Sanden 4664 or 4639 or 8104 A/C Compressor.

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!