OK the AW4 shifts with 3 solenoids. 2 of which shift gears and 1 shifts the TC into lockup. I know this has been done several times and it seems to be 'm thinking of doing this mod, but do I need the torque converter lockup switch if i want it Topic of the Month AW4 electronic shifter mods. The AW4 I'm thinking about doing this on my race XJ - seems like the AW4 or Manual (Rail shifter) AW4ManualShifter. I wanted a way that would allow me to completely control what gear my transmission will be in on my AW4. Knowing that my XJ had a RADesigns Products LLC shift controllers and shifters. Shifters and Shift Controllers NO TCM/PCM/TCU NEEDED. Typical time to ship is 1 week, thank you for your patience. tion located in the Atlas manual. As of January 1, XJAW4 ATLAS 4 SPEED SHIFTERXJAW4 ATLAS SHIFTER A complete write-up detailing the install of a manualshifter for an AW4 transmission in a Jeep TJ. Page 1 XJAW4 ATLAS II SHIFTER Subscribe to our newsletter to stay up to date with the latest news and happenings. The Novak Guide to the Aisin-Warner AW4 Transmission. The Aisin Warner AW4 transmission is an automatic shift, four-speed overdrive transmission used in the 1987-2001 Jeep XJ Cherokee and MJ Comanche models. Jeep Cherokee XJAW4 shifting yadap66. Loading 5.3 V8/AW4 Cherokee XJ driving for the first time - Duration: 1:06. TeamPettyCash 6,474 views. 1:06.