New driveshaft

Ordered a new driveshaft threw summit racing. Strange 3in chrome moly, forged ends. Also 1350 forged slip yoke and diff yoke and new seal. Summit was great, but was suppose to be delivered by aug 2. So I already changed the seal and yoke. Where is it? In somebody else's car? Was gonna go with dr diff, but he never called me back. With summit I got all the same parts as dr diff and saved almost hundred bucks! How long does it take strange to make a driveshaft. Just venting, thanks for listening.