Gaskets, Oil Seals

Radial shaft seals: Pack space between sealing lips with grease before installing. See Fig 1 .

Fig 1: Locating Grease In Sealing Lips
Courtesy of VOLKSWAGEN UNITED STATES, INC.
Always install new O-rings.
After installing, check ATF level in planetary transmission or gear oil in final drive, adjust to correct level if necessary. See SERVICING - A/T (01P) article.