PREMIUM REPLACEMENT PARTWe strongly suggest comparing the posted picture to your faulty unit!SPINDLE ASSEMBLYAM128048AM126112SPECS:HEIGHT : 6-1/8″PULLEY OD : 5-1/2″NOTE:MOUNTING HOLES DO NOT HAVE THREAD.POWER TOOL IS NEEDEDTO INSTALL THE BOLTS.IT IS DESIGNED TO WITHSTAND THE VIBRATION.FITS ON JOHN DEERE LT133 Lawn Tractor (W/38″ Mower Deck) -PC2606 1998 Model M0L133A010001-045000 LT133 Lawn Tractor (W/38″ Mower Deck) -PC2606 1998 Model M0L133N010001-045000 (Motorsports) LT133 Lawn Tractor (W/38″ Mower Deck) -PC2606 1999 Model M0L133A045001-085000 LT133 L LT150 Lawn Tractor (Gear) (With 38-IN Mower Deck) -PC9071 2002 Model M0L150A010001-035000 LT150 Lawn Tractor (Gear) (With 38-IN Mower Deck) -PC9071LT150 Lawn Tractor (Hydro) -PC9071 2002 Model M0L150B010001-035000 LT150 Lawn Tractor (Hydro) -PC9071 2003 Model M0L150B035001-500000 LT150 Lawn Tractor (Hydro) -PC9071 2004 Model M0L150B500001-530000 LT150 Lawn Tractor (Hydro) -PC9071 2005 Model M0L150B5 LT155 Lawn Tractor With 38-IN Mower