9288 – Rotary Spindle Assembly for MTD (Replaces MTD 918-0138 & 618-0142 Series) The Rotary 9288 Spindle Assembly is a premium OEM-quality replacement spindle designed to restore smooth blade rotation, precise cutting performance, and dependable durability on compatible MTD riding lawn mowers and lawn tractors. This complete spindle assembly is manufactured to meet or exceed OEM specifications, providing reliable support for the mower blade while reducing vibration and extending deck component life. Built with high-quality bearings and a heavy-duty spindle shaft, the Rotary 9288 is an ideal replacement for worn or damaged spindle assemblies, helping maintain optimal cutting quality and overall mower performance. Product Details Part Number: 9288 Brand: Rotary Part Type: Spindle Assembly Height: 6 Inches Application: Mower Deck Spindle Material: Heavy-Duty Steel Housing with Precision Bearings OEM Replacement Quality Installation: Direct Replacement Replaces OEM Part Numbers MTD: 918-0138 MTD: 618-0138 MTD: 618-0138A MTD: 618-0138C MTD: 618-0142 MTD: 618-0142A MTD: 618-0142C MTD: 918-0142 MTD: 918-0142A MTD: 725-0142 MTD: 9180138C MTD: 9180142C MTD: 918-0138C MTD: 918-0142C Key Features Complete replacement spindle assembly Precision-machined spindle shaft Heavy-duty bearing construction Factory-quality fit and performance Restores smooth blade rotation Reduces vibration and uneven cutting Designed for long service life Function The Rotary 9288 Spindle Assembly supports the mower blade while allowing smooth, high-speed rotation. A properly functioning spindle maintains blade alignment, delivers a clean and even cut, reduces deck vibration, and helps extend the life of blades, belts, and mower deck components. Compatible Equipment The Rotary 9288 fits numerous compatible MTD riding mowers and lawn tractors utilizing the listed OEM spindle assemblies. Always verify your mower model, deck configuration, and original OEM part number before ordering. Who Is This For? Homeowners Lawn care professionals Property maintenance crews Small engine repair technicians Outdoor power equipment service shops Recommended Property Size Ideal for residential lawns, large properties, estates, commercial grounds, parks, and other mowing applications using compatible MTD equipment. Pros Complete ready-to-install spindle assembly Heavy-duty steel construction Precision bearings for smooth operation Restores factory cutting performance Reduces vibration and blade wobble OEM-quality replacement Cons Fits only compatible MTD mower decks Blade, pulley, and mounting hardware may be sold separately depending on application Comparison – Rotary 9288 vs Rebuilding a Worn Spindle Rotary 9288 Complete Assembly Complete replacement solution New bearings and spindle shaft included Faster installation Restores OEM performance Reduces downtime Rebuilding an Existing Spindle Requires individual replacement parts More labor-intensive Existing housing may still be worn Longer repair time Why Buy from Barry's Power Equipment? Barry's Power Equipment supplies premium Rotary replacement parts trusted by homeowners and professional landscapers. High-quality OEM replacement parts Fast nationwide shipping Competitive pricing Expert parts support Extensive inventory for MTD, Cub Cadet, Troy-Bilt, Yard Machines, Yard-Man, Bolens, White Outdoor, and many other outdoor power equipment brands.