DT-51076-10 adapter set is used with DT-51076 Bearing and Gear Installer to install the rear mainshaft cone bearing, mainshaft rear support roller bearing inner race, countershaft rear bearing cone, and 5th, 6th, 7th and Reverse driven gears. Using the double-ended thread adapter allows using DT-51076 and DT-51076-10 components on both the output shaft and the counter shaft to install various components. Due to the required assembly sequence and over-all length of the shaft assemblies, The TR6070 cannot be assembled in a press.