REASSEMBLY - FRONT SECTION
6. To avoid confusion during installation, mark the end of left countershaft with an "L"; the end of right countershaft with an "R".
4. Press the 3rd speed (or Overdrive) gear on coun- tershaft, long hub of gear to the front of shaft.
7. Install the drive gear retaining snap ring in groove on front of each countershaft.
5. Start the PTO gear onto countershaft, bullet-nose side of teeth facing up and toward rear of shaft. Align keyway of drive gear with key in coun- tershaft and press BOTH gears onto shaft, long hub of drive gear against PTO gear. NOTE: The left countershaft assembly has a 47- tooth PTO gear; the right countershaft assembly has a 45-tooth PTO gear.