If you're going to build your own Hot Rod transaxle you need to start with one of these genuine VW Rhino cases. 40% stronger than stock, Rhino cases have additional DEEP webbing cast right into the case at high stress points including inside the bellhousing. Direct replacement for Beetle / Ghia and Type-3 swing axle tranny case from 1961 to 1969 and Bus from 1961 to 1967.