4L80E / 4L85E, H1 Hummer / Humvee 4WD Military Transmissions Code Number 8KYP. These are low mileage pull-outs that we use to rebuild. They come with Humvee shift linkage (extra), 6 bolt bell housings and use a 6 bolt cast aluminum dust cover. They also come with a torque converter and transfer case adapter. Sold without a core charge. Most are 2007 2008.