DescriptionThis adapter is for BMW GS6X37DZ / GS6X53DZ xDrive (4×4) manual transmission and Nissan Patro Y61 transfer case. Comes with a connecting shaft and a shifter rod that is long enough to make any adjustments of length to own preferences.The adapter is made of special steel that is extra strong and withholds pressure and heat. CNC machined after welding to guarantee spot on parallelism between mating surfaces to ensures alignment between gearbox output shaft and transfer box input shaft.The connecting shaft is made of special chromoly steel that has been heat-treated up to 53-55HRC for best performance. Added slots for bearing and Seeger ring for additional support.The connecting base/wall is designed is three variations of height which allows the gearbox to be mounted in different positions (please refer to the pictures):stock height like the original locationshorter height of 1cm – to lower the gearboxtaller height of 2cm – to rise the gearboxSits on the original Nissan Patrol crossmember and mounting pads.If you have any questions, please don’t hesitate to ask. We can make any adapter to your request.