Fits most Eaton & Meritor (Rockwell) drive axles
CR1798, Stemco 343-4176 & 343-4080 and Euclid hub caps
Fits most hub caps with 5-1/2" bolt circle, also Ford F-450/550 drive axles
Fits most hub caps with 6-1/4" and 6-3/4" bolt circle
Fits Rockwell drive axle with 5-5/16" stud circle and Eaton drive axle with 5-1/4" stud circle