Replacement part numbers This lawn mower spindle serves as a direct replacement for part numbers 61805016 and 91805016, as well as 61804825, 61804825A, 61804825B, 61805016, 91804825, 91804825A, and 91804825B. Wide compatibility Compatible with LTX1050VT 13VR91AP009 13VR91AP010 13VR91AP209 13WR91AP009 13WR91AP010 (2010 and later) 13VR91AP009 13VR91AP010 (2009 and earlier), SLTX1050 13AQ92AP010. Provides a seamless and precise fit. Construction and dimensions Built to withstand heavyduty use. Main spindle height: 45/8 in. Belt pulley outer diameter: 57/16 in. Designed for longlasting performance in demanding mowing conditions. Exact specifications Designed to meet or exceed specifications, this spindle assembly guarantees accurate and efficient performance, providing a reliable solution for your lawn mower needs. Use scenarios a worn or damaged spindle on an LTX1050VT or SLTX1050 to restore blade balance and mowing efficiency. Install on models within the 13VR91AP series (2009 and earlier or 2010 and later) to maintain belt alignment and consistent cutting results. Use as part of routine maintenance for heavyduty mowing tasks, where durable construction helps resist wear and extend belt life.