Premium Quality Replacement PartSPINDLE ASSEMBLYSPINDLE SPEC:3/4″ bore.3″ heightNOTE: Mounting holes do not have thread.Power tool is needed to install the bolts.It is designed to withstand the vibration.For MTD CUB CADET Models:1515, 2130, 2146, 2155, 2164 and 2166, 38″, 42″ and 44″ decks 1170, 1600, 1800 and RZT Mowers with 42″ decks Z-16 (1999)53BA1A3G190 (1999) Z-16 53AC225G190Z-165 53CA1A3G190ZT-1850ZT-1850 (2001) 53AA1A5L190 (2001)ZTL7500 17AL3AGV099 (247.25003) (2012…ZTL7500 17AL3AGV099 (247.25003) (2012…PART NUMBERS:918-3129C 618-3129C 918-04394 618-04394 918-3129A 618-3129A 618-04426918-04426918-04217618-04217918-3129 618-3129285-107 Order Includes:1x SPINDLE