Borg Warner Gear Transfer Case Jeep WG-1339

The BW-1339 gear box is used in the Jeep SJ full size truck from 1973 to 1979 with Quadratrac.

The BW1339 is also used in the CJ Jeep from 1976 to 1979 with Quadra-Trac.

This gearbox has a casting number of 13-39 and uses a 2.50" inch wide by 48 link rocker pin design chain.