Wright stander 36. Bought in 2016 new. 1,436 hrs on it. Oil changes every 100 hours along with air filter changes every year sometimes twice a year. Every 500 hours, normal factory maintenance/hydrostatic pump fluid changes. Amsoil products started at about 1,000 hours. Major increase in performance, smoother operation, engine does not run as hot, more horse power. Amsoil Quick shots in fuel fill ups. Amsoil hydrostatic transmission fluid for hydrostatic pumps allows pumps to run more smoothly and not as hot. XHT blades medium lift and predator blades included. New fuel filter, new deck belt, new battery, new PTO clutch and new tires last year. Mower was kept in an enclosed trailer. Trailer sold, mower stays in garage now. Asking $3,000 obo.