One New Aftermarket Replacement Spindle Assembly Fits Toro Riding MowersThis aftermarket replacement mower deck spindle assembly Fits Toro riding mowers with 38-inch decks. The spindle assembly supports blade rotation on the mower deck and includes the housing with bearings, shaft, and spacer as a complete ready-to-install unit. Features a long shaft design with a 4-bolt housing pattern.Specifications Overall Height: 6 inches Shaft: Long shaft design Housing: 4-bolt mounting pattern Includes: Housing with bearings (replaces 88-4510), shaft (replaces 80-4341), spacer (replaces 80-4380) Compatible ModelsFits Toro Wheel Horse / Riding Mowers: 15-38HXL, 16-38HXL, 16-38HXLE, 16-38XLFits Toro TimeCutter / Zero-Turn (additional verified fitment): Z380, Z420, ZD380, 12-38XL, 12-38HXL, 13-38XL, 14-38HXL, 14HXLE, 16-42ZReplaces Part Number(s):80-4341Aftermarket Interchange NumbersFits Stens 285-997, Rotary 14121New aftermarket replacement part - not remanufactured, not used.