Hey guys, I just ran into a problem purchasing this seal.

The Napa guys just pop 2 that will fit the same year axle housing.

http://www.napaonline.com/Catalog/Ca...emCompare.aspx

Do the 2nd design replace the 1st.....this guys just don't know, and I am at Atlanta, so my truck is far far away to make measures !

Any help appreciated !