Upgrade or replace your Honda ATV's rear wheel hub with this NICHE part. It fits a bunch of models: FourTrax 250/300, Sportrax 250/300/400, TRX250X, TRX300, TRX400, and TRX450R (years vary—check the list). Replaces OEM numbers like 42410-HN6-000, 42610-HP1-000, and others. It's a 24-spline hub with 4 bolts on a 110mm circle (bolt thread: M10x1.25). Made from quality materials for strength and durability. If you're hearing grinding, feeling vibration, or seeing ABS lights, it might be time for a new hub. Easy to install and built to last. Always confirm compatibility with your specific ATV model and year. Get rolling smoothly again!