Vermont Auto
Extension housing 4r100 cast iron with 4wd output shaft. This housing has 9 bolts to transmission and six to the transfer case. This includes the cast iron housing which is less likely to crack than the aluminum ones.
This housing has lube dam and speed sensor hole for 1998 and up applications
Includes
Extension Housing
4wd shaft
Gasket trans to extension housing
Gasket extension housing to transfer case