1 A 1 bearing shaft and press both into differential carrier using J 7137 Press until cup is flush with adjacent surface inside carrier Repairs Automatic Transmission Rear Axles Only The following procedures apply only to rear axles used in conjunction with automatic transmissions as the components involved are peculiar to those rear axles Pinion Shaft Front Oil Seal and or Converter Hub Oil Seal Replacement The pinion shaft front oil seal and converter hub oil seal are located diametrically opposite fore and aft respectively in the differential carrier However their removal and installation is basically the same and the same tool J 8340 is used to drive the seal in both locations J 8340 is specifically designed to install the pinion front seal as this seal fits into the inner diameter of the tool for installation to a prescribed depth which is provided by a stop on the tool When used to install the coverter hub seal the stop surface of J 8340 is used to drive the seal as this seal is mounted flush X y V u r Fig 6C 39 Installing Pinion Shaft Front Seal with J 8340 1 Remove the old seal by prying out with a punch or similar tool 2 Coat outer diameter of seal with non hardening sealer then install new seal using J 8340 as illustrated fig 6C 39 and 40 Pinion Shaft Rear Oil Seal Replacement 1 Drive out old seal with a pin punch inserted through access holes in stator shaft fig 6C 41 G fRVA1R SHOP MANUAL