BG Drive Line Service utilizes state-of-the-art equipment which quickly and effectively removes old, worn out lubricants from manual transmissions, front and rear differentials, transaxles and transfer cases.  After removal of old lubricants, BG Ultra-Guard Synthetic Gear Lubricant or Syncro Shift is installed.  This high quality lubricating system will not breakdown under extreme high temperature and load conditions.  If offers longer operational life than ordinary gear lubricants and keeps critical components clean under extreme temperature conditions.