MTD Spindle Assembly - 285-936 - Replaces 618-0624/618-0659/918-0624/918-0624A / 918-0659/918-0659A 285-936 MTD Replacement Spindle Assembly - comes with grease zerk Replaces (OEM) MTD 618-0624, 618-0659, 918-0624, 918-0624A, 918-0659, 918-0659A Fits MTD LT1040, LT1042, and RZT models with 42" decks that use star hole blades Height measures 6 1/2" 6 point star